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Posted to commits@uima.apache.org by cw...@apache.org on 2013/01/02 20:12:11 UTC

svn commit: r1427917 [7/8] - in /uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook: ./ images/ images/ducc-overview/ images/job-manager/ part-admin/ part-admin/admin/ part-introduction/ part-user/ part-user/cli/ unused/

Added: uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_modify.xml
URL: http://svn.apache.org/viewvc/uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_modify.xml?rev=1427917&view=auto
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--- uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_modify.xml (added)
+++ uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_modify.xml Wed Jan  2 19:12:10 2013
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+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you under the Apache License, Version 2.0 (the
+  "License"); you may not use this file except in compliance
+  with the License.  You may obtain a copy of the License at
+  
+       http://www.apache.org/licenses/LICENSE-2.0
+  
+  Unless required by applicable law or agreed to in writing,
+  software distributed under the License is distributed on an
+  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+  KIND, either express or implied.  See the License for the
+  specific language governing permissions and limitations
+  under the License.
+-->
+  <!-- ************************************ Service Modify ********************************** -->
+  <section id="ducc.cli.service.modify" xreflabel="ducc_services --modify">
+    <title>ducc_services --modify</title>
+
+    <para>
+      <emphasis>The source for this section is ducc_ducbook/documents/part-user/cli/service_modify.xml</emphasis>
+    </para>
+
+    <para>
+      <emphasis>Description:</emphasis>
+      <variablelist>
+        <varlistentry>
+          <term  />
+          <listitem>
+
+            <para>
+              The <emphasis role="bold">modify</emphasis> function dynamically updates some of the
+              attributes of a registered service.
+            </para>
+
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      <emphasis>Usage:</emphasis>
+      <variablelist>
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              See the <xref linkend="ducc.cli.service.overview" /> for general usage considerations for
+              <emphasis role="bold">ducc_services</emphasis>.
+            </para>
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      <emphasis>Service Modify Options::</emphasis>
+
+      <variablelist>
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--modify [service id]</emphasis>
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This identifies the service to modify.  The <emphasis role="bold">service id</emphasis>
+                      is either the numeric ID assigned by DUCC when the service is registered, or the
+                      service endpoint string.
+                    </para>
+                    <para>
+                      Example:
+                      <literallayout>
+ducc_services --modify 23 --instances 3
+ducc_services --modify UIMA-AS:Service23:tcp://bob.com:12345 \
+              --intances 2
+                      </literallayout>
+                    </para>                  
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--instances [integer]</emphasis>
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This updates the number of services instances that are started when the
+                      service is started.  Only the registration is updated.  If the <emphasis>--activate</emphasis>
+                      option is also specified, running instances are stopped or started as needed to
+                      match the new number.
+                    </para>
+                    <para>
+                      Example:
+                      <literallayout>
+ducc_services --modify 23 --intances 5
+ducc_services --modify UIMA-AS:Service23:tcp://bob.com:12345 \
+              --instances 3 --activate
+                      </literallayout>
+                    </para>                  
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--activate [integer]</emphasis>
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      When specified, the number of running service instances is increased or
+                      decreased to match the newly specified number.
+                    </para>
+                    <para>
+                      Example:
+                      <literallayout>
+ducc_services --modify 23 --intances 5
+ducc_services --modify UIMA-AS:Service23:tcp://bob.com:12345 \
+              --instances 3 --activate
+                      </literallayout>
+                    </para>                  
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--autostart ["true" or "false"]</emphasis>
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This changes the <emphasis>autostart</emphasis> property for the
+                      registered services.  When set to "true", the service is started automatically
+                      when the DUCC system is started.
+                    </para>
+                    <para>
+                      Example:
+                      <literallayout>
+ducc_services --stop UIMA-AS:Service23:tcp://bob.com:12345 \
+              --autostart false
+                      </literallayout>
+                    </para>                  
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+      </variablelist>
+
+    </para>
+
+  </section>
+

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Added: uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_query.xml
URL: http://svn.apache.org/viewvc/uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_query.xml?rev=1427917&view=auto
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--- uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_query.xml (added)
+++ uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_query.xml Wed Jan  2 19:12:10 2013
@@ -0,0 +1,166 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you under the Apache License, Version 2.0 (the
+  "License"); you may not use this file except in compliance
+  with the License.  You may obtain a copy of the License at
+  
+       http://www.apache.org/licenses/LICENSE-2.0
+  
+  Unless required by applicable law or agreed to in writing,
+  software distributed under the License is distributed on an
+  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+  KIND, either express or implied.  See the License for the
+  specific language governing permissions and limitations
+  under the License.
+-->
+  <!-- ************************************ Service Query ********************************** -->
+  <section id="ducc.cli.service.query" xreflabel="ducc_services query">
+    <title>ducc_services --query</title>
+
+    <para>
+      <emphasis>The source for this section is ducc_ducbook/documents/part-user/cli/service_query.xml</emphasis>
+    </para>
+
+    <para>
+      <emphasis>Description:</emphasis>
+      <variablelist>
+        <varlistentry>
+          <term  />
+          <listitem>
+
+            <para>
+              The <emphasis role="bold">query</emphasis> function returns details about all known services
+              of all types and classes, including the DUCC ids of the service instances (for submitted
+              and registered services), the DUCC ids of the jobs using each service, and a summary of 
+              each service's queue and performance statistics, when available.
+            </para>
+
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      <emphasis>Usage:</emphasis>
+      <variablelist>
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              See the <xref linkend="ducc.cli.service.overview" /> for general usage considerations for
+              <emphasis role="bold">ducc_services</emphasis>.
+            </para>
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      <emphasis>Service Query Options:</emphasis>
+
+      <variablelist>
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--query [service id]</emphasis>
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This indicates that a service is to be stopped.  The <emphasis role="bold">service id</emphasis>
+                      is either the numeric ID assigned by DUCC when the service is registered, or the
+                      service endpoint string.
+                    </para>
+                    
+                    <para>
+                      If no id is given, information about all services is returned.
+                    </para>
+                    
+                    <para>
+                      Example: below is a query against a system with three services.
+                    </para>
+                    <para>
+                      The service with endpoint <emphasis role="bold">UIMA-AS:FixedSleepAE_6:tcp://bluej291:61617</emphasis>
+                      is a service submitted outside of DUCC so it is marked as <emphasis>Internal</emphasis> and has
+                      no implementing processes tha are known to DUCC.  It is used by job 0 and is active,
+                      available, and being actively pinged.  The ActiveMq queue statistics are shown.
+                    </para>
+                    
+                    <para>
+                      The service with endpoint <emphasis role="bold">UIMA-AS:FixedSleepAE_5:tcp://bluej291:61617</emphasis>
+                      is a registered service, whose registered numeric id is <emphasis role="bold">2</emphasis>. It is
+                      registered for two instnaces and no autostart.  Since it is not autostarted, it will be terminated
+                      when it is no longer used.  It will linger for 5 seconds after the last referencing job completes, in 
+                      case a subsequent job that uses it enters the system (not a realistic linger time!).  It is 
+                      currently used (referenced) by DUCC jobs 1 and 5.
+                    </para>
+                    
+                    <para>
+                      The service with
+                      endpoint <emphasis role="bold">UIMA-AS:FixedSleepAE_1:tcp://bluej291:61617</emphasis>
+                      is a submitted service.  It was submitted twice, and so has two implementors,
+                      DUCC service jobs 0 and 1.  It is referenced by job 7.  It will continue to run
+                      until somebody cancels it, even if it is not used.
+                    </para>
+                    
+                    <para>
+                      <screen>
+Service: UIMA-AS:FixedSleepAE_6:tcp://bluej291:61617
+   Service Class   : Implicit
+   Implementors    : (N/A)
+   References      : 0 
+   Dependencies    : none
+   Service State   : Available
+   Ping Active     : true
+   Autostart       : false
+   Manual Stop     : false
+   Queue Statistics: 
+    Consum   Prod  Qsize  minNQ  maxNQ expCnt inFlgt     DQ     NQ   Disp 
+        78    240    170      2  36414      0      0    636    806    636 
+
+Service: UIMA-AS:FixedSleepAE_5:tcp://bluej291:61617
+   Service Class   : Registered as ID 2 instances[2] linger[5]
+   Implementors    : 9 8 
+   References      : 1 5 
+   Dependencies    : none
+   Service State   : Available
+   Ping Active     : true
+   Autostart       : false
+   Manual Stop     : false
+   Queue Statistics: 
+    Consum   Prod  Qsize  minNQ  maxNQ expCnt inFlgt     DQ     NQ   Disp 
+        52     44      0      0      3      0      0    402    402    402 
+
+Service: UIMA-AS:FixedSleepAE_1:tcp://bluej291:61617
+   Service Class   : Submitted
+   Implementors    : 1 0 
+   References      : 7 
+   Dependencies    : none
+   Service State   : Available
+   Ping Active     : true
+   Autostart       : false
+   Manual Stop     : false
+   Queue Statistics: 
+    Consum   Prod  Qsize  minNQ  maxNQ expCnt inFlgt     DQ     NQ   Disp 
+        52      0      0      1 1504371      0      0     35     35     35 
+
+                      </screen>
+                    </para>    
+                    
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+  </section>
+

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Added: uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_register.xml
URL: http://svn.apache.org/viewvc/uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_register.xml?rev=1427917&view=auto
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--- uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_register.xml (added)
+++ uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_register.xml Wed Jan  2 19:12:10 2013
@@ -0,0 +1,608 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you under the Apache License, Version 2.0 (the
+  "License"); you may not use this file except in compliance
+  with the License.  You may obtain a copy of the License at
+  
+       http://www.apache.org/licenses/LICENSE-2.0
+  
+  Unless required by applicable law or agreed to in writing,
+  software distributed under the License is distributed on an
+  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+  KIND, either express or implied.  See the License for the
+  specific language governing permissions and limitations
+  under the License.
+-->
+  <!-- ************************************ Service CLI ********************************** -->
+  <section id="ducc.cli.service..cli.register">
+    <title>ducc_service --register</title>
+
+    <para>
+      <emphasis>The source for this section is ducc_ducbook/documents/part-user/cli/services_register.xml</emphasis>
+    </para>
+
+    <para>
+      <emphasis>Description:</emphasis>
+      <variablelist>
+        <varlistentry>
+          <term  />
+          <listitem>
+
+            <para>
+              This <emphasis>registers</emphasis> a service with the Service Manager. A registered
+              service is retained by DUCC until it is unregistered.
+            </para>
+
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      <emphasis>Usage:</emphasis>
+      <variablelist>
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              See the <xref linkend="ducc.cli.service.overview" /> for general usage considerations for
+              <emphasis role="bold">ducc_services</emphasis>.
+            </para>
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      <emphasis>Service Register Options:</emphasis>
+
+      <variablelist>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--register [properties file] [override options]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      The properties file is optional.  It is a standard Java properties files containing
+                      all the registration options for the service.  The override options are then
+                      applied to define the service (taking precedence).  It is possible to register a service using just a
+                      properties file, just override options, or both.
+                      
+                    </para>
+                    <para>
+                      The properties in the properties file are identical to the command-line parameters, but with the
+                      leading "--" removed.  For example:
+                      <screen>
+process_environment = DUCC_LD_LIBRARY_PATH=/my/own/lib.so
+description = Test Service 0
+process_jvm_args = -Xmx100M -DdefaultBrokerURL=tcp://bluej291:61617
+process_classpath = ../../lib/ducc-test.jar
+process_memory_size = 15
+working_directory = /home/bob/service-descriptors
+process_DD = Service_FixedSleep_0.xml
+process_deployments_max = 1
+scheduling_class = fixed
+                      </screen>
+                    </para>
+                    
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--debug</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      Enable debugging messages.  This is primarily for debugging DUCC itself.
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--description [text]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term />
+                  <listitem>
+                    <para>
+                      The text is any string used to describe the job.  It is displayed in the Web Server. Example:
+                      <screen>--description "My totaly rad service"</screen>.
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--help</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term />
+                  <listitem>
+                    <para>
+                      Prints the usage text to the console.
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--instances [number-of-instances]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This defines the default number of service instances to start.  If not specified,
+                      the default is 1.  Example: <screen>--instances 12</screen>.
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--jvm [path-to-java]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      States the JVM to use.  If not specified, the same JVM used by the Agents is used.
+                      Example:<screen>--jvm /share/jdk1.6/bin/java</screen>
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--log_directory [path-to-log directory]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This specifies the path to the directory for the user logs.  If not specified,
+                      the default is the user's home directory.  Example:<screen>--log_directory /home/bob</screen>.
+                      Within this directory DUCC creates a subdirectory for each job, using the
+                      numerical ID of the job. The format of the generated log file names is 
+                      descripbed in <xref linkend="ducc.user.logs" />.
+                    </para>
+
+                  </listitem>
+              </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--process_classpath [ClASSPATH]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This specifies the Java CLASSPATH to use in each Job Process (JP) and must be specified.
+                      Example: <screen> --process_classpath a.jar:b.jar:more.jar</screen>
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--process_DD [DD descriptor]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This specifies a UIMA Deployment Descriptor (DD) for the service.
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--process_environment [environment]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This specifies environment parameters for the Job Processes.  If present, they are added
+                      to the Job Process  environment as the process is spawned.  It must be a quoted,
+                      blank-delimeted lsit of name-value pairs.  For example:
+                      <screen>"--process_environment TERM=xterm DISPLAY=:1.0"</screen>
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--process_failures_limit [integer]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This specifies the maximum number of individual Job Process (JP) failures that are
+                      to be tolerated before killing the job.  The default is 15.  If this limit is
+                      exceeded over the lifetime of a job DUCC terminates the entire job.
+                      <screen>"--process_failures_limit 23"</screen>
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--process_initialization_failures_cap [integer]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This specifies the maximum number of independent Job Process initialization
+                      failures (i.e. System.exit(), kill-15...) before the number of Job Processes is
+                      capped at the number in state Running currently.  The default is 99.
+                      Example:<screen>--process_initialization_failures_cap 62</screen>
+                    </para>
+                    <para>
+                      Note that the job is NOT killed if there are processes that have passed initialization and
+                      are running.  If this limit is reached, the only action is to not start new processes
+                      for the job.
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--process_jvm_args [list]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This specifies additinal arguments to be passed to the Job Process JVM.
+                      Example:<screen>--process_jvm_args -Xmx400M -Xms100M</screen>
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--process_memory_size [size]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This specifies the maximum amount of RAM in GB to be allocated to each Job Process.  This 
+                      value is used by the Resource Manager to allocate resources.  if this amount is 
+                      exceeded by a Job Process the Agent terminates the process with a ShareSizeExceeded
+                      message.
+                      Example:<screen>--process_memory_size 33</screen>
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--scheduling_class [classname]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This specifies the name of the scheuling class the RM will use to determine
+                      the resource allocation for each process.  The names of the classes are installation
+                      dependent.
+                      Example:<screen>--schedling_class normal</screen>
+                      <note>
+                        <para>
+                          Note that in general one should select a non-preemptable class such as <emphasis>
+                            fixed></emphasis> or <emphasis>reserve</emphasis> for services.  Otherwise DUCC
+                          may grow or shrink the number of processes used by the service.  It IS legal and supported to 
+                          use a <emphasis>fair-share</emphasis> class however.
+                        </para>
+                      </note>
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--service_custom_classpath [CLASSPATH]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This specifies the classpath to be used when starting a CUSTOM ping thread.  It is primarily intended
+                      for non-UIMA-AS services but it may be implemented for UIMA-AS services as well if the default
+                      DUCC ping function is not sufficient.
+                      Example:<screen>--service_custom_classpath A.jar:B.Jar:C.Jar</screen>
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--service_custom_endpoint [CUSTOM:string]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This provides the name of the endpoint to used for non-UIMA-AS services.  In the
+                      current release of DUCC this type of service must be started independently of
+                      DUCC but DUCC is able to monitor it
+                      if <emphasis role="bold">--service_custom_ping</emphasis> is provided.  The
+                      endpoint must start with the characters "CUSTOM:" followed by any unique string
+                      (with no embedded blanks) that DUCC can use to identify the service.
+                      Example:<screen>--service_custom_endpoint CUSTOM:jrc.service.endpoint</screen>
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--service_custom_jvm_args [list]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This supplies extra arguments to the JVM for the CUSTOM ping object.
+                      Example:<screen>--service_custom_jvm_args -Xmx 400M -Xms100M</screen>
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--service_custom_ping [java class]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term />
+                  <listitem>
+                    <para>
+                      This supplies the java class name for a CUSTOM ping object.  The class must
+                      the interface <emphasis role="bold">org.apache.uima.ducc.IServiceMeta</emphasis> as
+                      described in the API section.  DUCC wraps the customer ping object in a
+                      management object with a "main" and calls the implemented interfaces 
+                      periodically to insure the custom service is functioning, and to gather
+                      performance statistics.
+                      Example:<screen>--service_custom_ping bob.net.BobsCustomPing</screen>
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+
+
+        <varlistentry>
+          <term />
+          <listitem>
+            <para>
+              <emphasis role="bold">--service_dependency[list]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term />
+                  <listitem>
+                    <para>
+                      This specifies a comma-delimeted list of services the job processes are dependent upon.
+                      Each endpoint must be of the form UIMA-AS:<emphasis>endpoint</emphasis>:<emphasis>broker_url</emphasis>
+                      where <emphasis>endpoint</emphasis> is the UIMA-AS service endpoint and <emphasis>broker_url</emphasis>
+                      is the ActiveMQ broker URL.
+                    </para>
+                    <para>
+                      In the example are two dependencies, one with endpoint RandomSleepAE and broker tcp:bluej682:61616, and the other
+                      with endpoint OtherEp and broker URL tcp:bluej123:123.
+                      Example:<literallayout>
+--service_dependency UIMA-AS:RandomSleepAE:tcp:bluej682:61616, \
+                     UIMA-AS:OtherEp:tcp:bluej123:123
+                      </literallayout>
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--service_linger [time in seconds]</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term />
+                  <listitem>
+                    <para>
+                      This specifies the time, in seconds, that a service should be kept alive
+                      after its last reference has exited, in anticipation of new work entering
+                      the system and using it.  This is only applicable to services that are
+                      not automatically started at boot time.
+                      Example:<screen>--service_linger 300</screen>
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+
+        <varlistentry>
+          <term />
+          <listitem>
+            <para>
+              <emphasis role="bold">--working_directory</emphasis>
+              
+              <variablelist>
+                <varlistentry>
+                  <term />
+                  <listitem>
+                    <para>
+                      This specifies the working directory to be set by the Job Driver and Job Process processes.  If not
+                      specified, the current directory is used.  Example:<screen>--working_directory /Users/challngr/projects/ducc/ducc_test/bin</screen>
+                    </para>
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+      </variablelist>
+    </para>
+
+  </section>
+

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--- uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_start.xml (added)
+++ uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_start.xml Wed Jan  2 19:12:10 2013
@@ -0,0 +1,156 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you under the Apache License, Version 2.0 (the
+  "License"); you may not use this file except in compliance
+  with the License.  You may obtain a copy of the License at
+  
+       http://www.apache.org/licenses/LICENSE-2.0
+  
+  Unless required by applicable law or agreed to in writing,
+  software distributed under the License is distributed on an
+  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+  KIND, either express or implied.  See the License for the
+  specific language governing permissions and limitations
+  under the License.
+-->
+  <!-- ************************************ Service Start ********************************** -->
+  <section id="ducc.cli.service.start" xreflabel="ducc_services start">
+    <title>ducc_services --start</title>
+
+    <para>
+      <emphasis>The source for this section is ducc_ducbook/documents/part-user/cli/service_start.xml</emphasis>
+    </para>
+
+    <para>
+      <emphasis>Description:</emphasis>
+      <variablelist>
+        <varlistentry>
+          <term />
+          <listitem>
+
+            <para>
+              The <emphasis role="bold">start</emphasis> function instructs DUCC to alllocate resources for a service
+              and to start it in those resources.  The service remains running until explictly stopped.  DUCC
+              will attempt to keep the service instances running if they should fail.  The <emphasis role="bold">start</emphasis>
+              function is also used to increase the number of running service instances if desired.
+            </para>
+
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      <emphasis>Usate:</emphasis>
+      <variablelist>
+        <varlistentry>
+          <term />
+          <listitem>
+            <para>
+              See the <xref linkend="ducc.cli.service.overview" /> for general usage considerations for
+              <emphasis role="bold">ducc_services</emphasis>.
+            </para>
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      <emphasis>Service Start Options:</emphasis>
+      <variablelist>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--start [service id]</emphasis>
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This indicates that a service is to be started.  The <emphasis role="bold">service id</emphasis>
+                      is either the numeric ID assigned by DUCC when the service is registered, or the
+                      service endpoing string.
+                    </para>
+                    <para>
+                      Example:
+                      <screen>
+ducc_services --start 23
+ducc_services --start UIMA-AS:Service23:tcp://bob.com:12345
+                      </screen>
+                    </para>                  
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--instances [integer]</emphasis>
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This is the number of instances to start.  If omitted, the registered number of
+                      instances is started.  If the number is specified, the number is <emphasis>added</emphasis>
+                      to the currently number of running instances.  Thus if five instances are running and
+                      <emphasis>ducc_services --start 33 --instances 5</emphasis> is issued, five more
+                      service instances ar started for service 33 for a totoal of ten.  The registry is
+                      updated only if the <emphasis>--update</emphasis> option is also specified.
+                    </para>
+                    <para>
+                      Example:
+                      <literallayout>
+ducc_services --start 23 --intances 5
+ducc_services --start UIMA-AS:Service23:tcp://bob.com:12345 \
+              --instances 3 --update
+                      </literallayout>
+                    </para>                  
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--update</emphasis>
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      If specified, the registry is updated to the total number of started instances.
+                    </para>
+                    <para>
+                      Example:
+                      <literallayout>
+ducc_services --start UIMA-AS:Service23:tcp://bob.com:12345 \
+               --instances 3 --update
+                      </literallayout>
+                    </para>                  
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+      </variablelist>
+
+    </para>
+
+  </section>
+

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@@ -0,0 +1,157 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you under the Apache License, Version 2.0 (the
+  "License"); you may not use this file except in compliance
+  with the License.  You may obtain a copy of the License at
+  
+       http://www.apache.org/licenses/LICENSE-2.0
+  
+  Unless required by applicable law or agreed to in writing,
+  software distributed under the License is distributed on an
+  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+  KIND, either express or implied.  See the License for the
+  specific language governing permissions and limitations
+  under the License.
+-->
+  <!-- ************************************ Service Stop ********************************** -->
+  <section id="ducc.cli.service.stop" xreflabel="ducc_services stop">
+    <title>ducc_services --stop</title>
+
+    <para>
+      <emphasis>The source for this section is ducc_ducbook/documents/part-user/cli/service_stop.xml</emphasis>
+    </para>
+
+    <para>
+      <emphasis>Description:</emphasis>
+      <variablelist>
+        <varlistentry>
+          <term  />
+          <listitem>
+
+            <para>
+              The <emphasis role="bold">stop</emphasis> function instructs DUCC to stop some number of service
+              instances.  If no specific number is specified, all instances are stopped.  This is used only
+              for registered services.  Use <xref linkend="ducc.cli.service_cancel"/> to stop submitted services.              
+            </para>
+
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      <emphasis>Usage:</emphasis>
+      <variablelist>
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              See the <xref linkend="ducc.cli.service.overview" /> for general usage considerations for
+              <emphasis role="bold">ducc_services</emphasis>.
+            </para>
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      <emphasis>Service Stop Options:</emphasis>
+
+      <variablelist>
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--stop [service id]</emphasis>
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This indicates that a service is to be stopped.  The <emphasis role="bold">service id</emphasis>
+                      is either the numeric ID assigned by DUCC when the service is registered, or the
+                      service endpoint string.
+                    </para>
+                    <para>
+                      Example:
+                      <screen>
+ducc_services --stop 23
+ducc_services --stop UIMA-AS:Service23:tcp://bob.com:12345
+                      </screen>
+                    </para>                  
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--instances [integer]</emphasis>
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      This is the number of instances to stop.  If omitted, all instances for the 
+                      service are stopped.  If a number is specified, then only the specified number
+                      of instances are stopped.  Thus if ten instances are running and
+                      <emphasis>ducc_services --stop 33 --instances 5</emphasis> is issued, five (randomly selected)
+                      service instances ar stopped for service 33, leaving five running.  The registry is
+                      updated only if the <emphasis>--update</emphasis> option is specified.  The registered
+                      number of instances is never reduced to 0.
+                    </para>
+                    <para>
+                      Example:
+                      <literallayout>
+ducc_services --stop 23 --intances 5
+ducc_services --stop UIMA-AS:Service23:tcp://bob.com:12345 \
+              --instances 3 --update
+                      </literallayout>
+                    </para>                  
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--update</emphasis>
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      If specified, the registry is updated to the total number of instances remaining, but
+                      is never reduced below 1.
+                    </para>
+                    <para>
+                      Example:
+                      <literallayout>
+ducc_services --stop UIMA-AS:Service23:tcp://bob.com:12345 \
+              --instances 3 --modify
+                      </literallayout>
+                    </para>                  
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+      </variablelist>
+
+    </para>
+
+  </section>
+

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URL: http://svn.apache.org/viewvc/uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_sub_can.xml?rev=1427917&view=auto
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--- uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_sub_can.xml (added)
+++ uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_sub_can.xml Wed Jan  2 19:12:10 2013
@@ -0,0 +1,121 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you under the Apache License, Version 2.0 (the
+  "License"); you may not use this file except in compliance
+  with the License.  You may obtain a copy of the License at
+  
+       http://www.apache.org/licenses/LICENSE-2.0
+  
+  Unless required by applicable law or agreed to in writing,
+  software distributed under the License is distributed on an
+  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+  KIND, either express or implied.  See the License for the
+  specific language governing permissions and limitations
+  under the License.
+-->
+  <!-- ************************************ Service Start ********************************** -->
+  <section id="ducc.cli.service.subcan" xreflabel="ducc_services submit and cancel">
+    <title>ducc_services --submit and --cancel</title>
+
+    <para>
+      <emphasis>The source for this section is ducc_ducbook/documents/part-user/cli/service_sub_can.xml</emphasis>
+    </para>
+
+    <para>
+      <emphasis>Description:</emphasis>
+      <variablelist>
+        <varlistentry>
+          <term  />
+          <listitem>
+
+            <para>
+              As a convenience, both <link linkend="ducc.cli.service_submit">ducc_service_submit</link>
+              and <link linkend="ducc.cli.service_cancel">ducc_service_cancel</link> can be invokded
+              from ducc_services.  <emphasis role="bold">Ducc_services</emphasis> is just a thin
+              wrapper around those two commands.
+            </para>
+
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      <emphasis>Usage:</emphasis>
+      <variablelist>
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              See the <xref linkend="ducc.cli.service.overview" /> for general usage considerations for
+              <emphasis role="bold">ducc_services</emphasis>.
+            </para>
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      <emphasis>Service Submit Options:</emphasis>
+      <variablelist>
+
+        <varlistentry>
+          <term  />
+          <listitem>
+            <para>
+              <emphasis role="bold">--submit [parameters]</emphasis>
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      The parameters are the same parameters as for <link linkend="ducc.cli.service_submit">ducc_service_submit</link>.
+                    </para>
+                    <para>
+                      Example:
+                      <screen>
+                        ducc_services --submit --specification 123.service
+                      </screen>
+                    </para>                  
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <term />
+          <listitem>
+            <para>
+              <emphasis role="bold">--cancel [parameters]</emphasis>
+              <variablelist>
+                <varlistentry>
+                  <term  />
+                  <listitem>
+                    <para>
+                      The parameters are the same parameters as for <link linkend="ducc.cli.service_cancel">ducc_service_cancel</link>.
+                    </para>
+                    <para>
+                      Example:
+                      <screen>
+ducc_services --cancel --id 4
+                      </screen>
+                    </para>                  
+                  </listitem>
+                </varlistentry>
+              </variablelist>
+            </para>
+          </listitem>
+        </varlistentry>
+
+      </variablelist>
+
+    </para>
+
+  </section>
+

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Added: uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_unregister.xml
URL: http://svn.apache.org/viewvc/uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_unregister.xml?rev=1427917&view=auto
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--- uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_unregister.xml (added)
+++ uima/sandbox/uima-ducc/trunk/uima-ducc-ducbook/docbook/part-user/cli/services_unregister.xml Wed Jan  2 19:12:10 2013
@@ -0,0 +1,850 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you under the Apache License, Version 2.0 (the
+  "License"); you may not use this file except in compliance
+  with the License.  You may obtain a copy of the License at
+  
+       http://www.apache.org/licenses/LICENSE-2.0
+  
+  Unless required by applicable law or agreed to in writing,
+  software distributed under the License is distributed on an
+  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+  KIND, either express or implied.  See the License for the
+  specific language governing permissions and limitations
+  under the License.
+-->
+  <!-- ************************************ Service CLI ********************************** -->
+  <section id="ducc.cli.service.cli">
+    <title>ducc_services</title>
+
+    <para>
+      <emphasis>The source for this section is ducc_ducbook/documents/part-user/cli/service_api.xml</emphasis>
+    </para>
+
+    <para>
+      <emphasis>Description:</emphasis>
+      <variablelist>
+        <varlistentry>
+          <listitem>
+
+            <para>
+              The <emphasis>ducc_services</emphasis> CLI is used to manage service registration. It
+              has a number of functions as listed below. 
+              Additionally the <emphasis>ducc_services</emphasis> CLI wraps <emphasis>ducc_service_submit</emphasis>
+              and <emphasis>ducc_service_cancel</emphasis> for convenience.
+            </para>
+
+            <para>
+              The functions include:
+            </para>
+
+            <variablelist>
+              <varlistentry>
+                <term> <emphasis role="bold">Register</emphasis></term>
+                <listitem>
+                  <para>
+                    This <emphasis>registers</emphasis> a service with the Service Manager. A registered
+                    service is retained by DUCC until it is unregistered.
+                  </para>
+                </listitem>
+              </varlistentry>
+
+              <varlistentry>
+                <term> <emphasis role="bold">Unregister</emphasis></term>
+                <listitem>
+                  <para>
+                    This <emphasis>unregisters</emphasis> a service with the Service Manager. When a service
+                    is unregistered DUCC optionally stops the service instance, if any, and discards all knowledge of it.
+                  </para>
+                </listitem>
+              </varlistentry>
+            
+              <varlistentry>
+                <term> <emphasis role="bold">Start</emphasis></term>
+                <listitem>
+                  <para>
+                    The <emphasis>start</emphasis> function instructs DUCC to alllocate resources for a service
+                    and to start it in those resources.  The service remains running until explictly stopped.  DUCC
+                    will attempt to keep the service instances running if they should fail.  The <emphasis>start</emphasis>
+                    function is also used to increase the number of running service instances if desired.
+                  </para>
+                </listitem>
+              </varlistentry>
+
+              <varlistentry>
+                <term> <emphasis role="bold">Stop</emphasis></term>
+                <listitem>
+                  <para>
+                    The <emphasis>stop</emphasis> function stops some or all service instances.
+                  </para>
+                </listitem>
+              </varlistentry>
+
+              <varlistentry>
+                <term> <emphasis role="bold">Query</emphasis></term>
+                <listitem>
+                  <para>
+                    The <emphasis>query</emphasis> function returns detailed information about all known services,
+                    both registerd and otherwise.
+                  </para>
+                </listitem>
+              </varlistentry>
+
+              <varlistentry>
+                <term> <emphasis role="bold">Modify</emphasis></term>
+                <listitem>
+                  <para>
+                    The <emphasis>modify</emphasis> function allows some aspectes of a registered service to be
+                    updated without re-registereing the service.  It optionally alters the running service
+                    instances to conform with the updates.
+                  </para>
+                </listitem>
+              </varlistentry>
+
+              <varlistentry>
+                <term> <emphasis role="bold">Submit</emphasis></term>
+                <listitem>
+                  <para>
+                    Use the <emphasis role="bold">ducc_service_submit</emphasis> command to submit a
+                    service.  This is available only through the command-line wrapper.
+                  </para>
+                </listitem>
+              </varlistentry>
+
+              <varlistentry>
+                <term> <emphasis role="bold">Cancel</emphasis></term>
+                <listitem>
+                  <para>
+                    Use the <emphasis role="bold">ducc_service_cancel</emphasis> command to cancel a
+                    submitted service.  This is available only through the command-line wrapper.
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      <emphasis>Usage:</emphasis>
+      <variablelist>
+        <varlistentry>
+          <listitem>
+
+            <variablelist>
+              <varlistentry>
+                <term><emphasis role="bold">Script wrapper</emphasis></term>
+                <listitem><emphasis>$DUCC_HOME</emphasis>/bin/ducc_services</listitem>
+              </varlistentry>
+
+              <varlistentry>
+                <term><emphasis role="bold">Executble Jar</emphasis></term>
+                <listitem>java -jar <emphasis>$DUCC_HOME</emphasis>/lib/ducc-services.jar</listitem>
+              </varlistentry>
+              
+              <varlistentry>
+                <term><emphasis role="bold">Java main</emphasis></term>
+                <listitem>org.apache.uima.ducc.cli.DuccServiceApi</listitem>
+              </varlistentry>
+                            
+            </variablelist>
+
+            <para>
+              The <emphasis role="bold">ducc_services</emphasis> CLI requires one of the verbs listed above
+              as the first argument.  The subsequent arguments are determned by the verb.
+            </para>
+
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      <emphasis>Register Options:</emphasis>
+
+      <variablelist>
+        <varlistentry>
+          <listitem>
+            The first parameter must be the keyword <emphasis role="bold">--register</emphasis>, optionally
+            followed by properties file containing a full or partial specification for the service.  All
+            parameters may be overridden on the commandline as described below.  The properties file contains
+            registration options as shown below and may be omitted if sufficient command-line overrides are
+            supplied.  
+            
+            The properties in the properties file are identical to the command-line parameters, but with the
+            leading "--" removed.  For example:
+            <screen>
+process_environment = AE_INIT_TIME=50 LD_LIBRARY_PATH=/yet/a/nother/dumb/path
+description = Test Service 0
+process_jvm_args = -Xmx100M -DdefaultBrokerURL=tcp://bluej291:61617
+process_classpath = ../../lib/ducc-test.jar
+process_memory_size = 15
+working_directory = /home/bob/service-descriptors
+process_DD = Service_FixedSleep_0.xml
+process_deployments_max = 1
+scheduling_class = fixed
+            </screen>
+            
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      To register a service:
+      <screen>ducc_services --register [optional properties file] [list of override options]</screen>
+      where the options include:
+    </para>
+
+    <para>
+      <variablelist>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--debug</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    Enable debugging messages.  This is primarily for debugging DUCC itself.
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--description [text]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    The text is any string used to describe the job.  It is displayed in the Web Server.
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--help</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    Prints the usage text to the console.
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--instances [number-of-instances]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    This defines the default number of service instances to start.
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--jvm [path-to-java]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    States the JVM to use.  If not specified, the same JVM used by the Agents is used.
+                    Example:<screen>/share/jdk1.6/bin/java</screen>
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+
+
+
+
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--log_directory [path-to-log directory]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    This specifies the path to the directory for the user logs.  If not specified,
+                    the default is the user's home directory.  Example:<screen>/home/bob</screen>.
+                    Within this directory DUCC creates a subdirectory for each job, using the
+                    numerical ID of the job.
+                  </para>
+                  <note>
+                    Note that <emphasis>--log_directory</emphasis> specifies only the path to
+                    a directory where logs are to be stored.  In order to manage multiple processes
+                    running in multiple machines DUCC, sub-directory and file names are generated
+                    by DUCC and may not be directly specified.
+                  </note>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--process_classpath [ClASSPATH]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    This specifies the Java CLASSPATH to use in each Job Process (JP) and must be specified.
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--process_DD [DD descriptor]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    This specifies a UIMA Deployment Descriptor for the job processes for DD-style
+                    jobs. This is mutually exclusive with <emphasis>--process_descriptor_AE,
+                    --process_descriptor_CM, and --process_descriptor_CC.</emphasis> This descriptor
+                    is a resource that is searched for in the CLASSPATH and data path as described
+                    in the <emphasis><link linkend="ducc.cli.notes">notes</link></emphasis>.  For
+                    example:<screen>--process_DD /home/billy/resource/DD_foo.xml</screen>
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--process_environment [environment]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    This specifies environment parameters for the Job Processes.  If present, they are added
+                    to the Job Process  environment as the process is spawned.  It must be a quoted,
+                    blank-delimeted lsit of name-value pairs.  For example:
+                    <screen>"--process_environment TERM=xterm DISPLAY=:1.0"</screen>
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--process_failures_limit [integer]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    This specifies the maximum number of individual Job Process (JP) failures that are
+                    to be tolerated before killing the job.  The default is 15.  If this limit is
+                    exceeded over the lifetime of a job DUCC terminates the entire job.
+                    <screen>"--process_failures_limit 23"</screen>
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--process_initialization_failures_cap [integer]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    This specifies the maximum number of independent Job Process initialization
+                    failures (i.e. System.exit(), kill-15...) before the number of Job Processes is
+                    capped at the number in state Running currently.  The default is 99.
+                    Example:<screen>--process_initialization_failures_cap 62</screen>
+                  </para>
+                  <para>
+                    Note that the job is NOT killed if there are processes that have passed initialization and
+                    are running.  If this limit is reached, the only action is to not start new processes
+                    for the job.
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--process_jvm_args [list]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    This specifies additinal arguments to be passed to the Job Process JVM.
+                    Example:<screen>--process_jvm_args -Xmx400M -Xms100M</screen>
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--process_memory_size [size]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    This specifies the maximum amount of RAM in GB to be allocated to each Job Process.  This 
+                    value is used by the Resource Manager to allocate resources.  if this amount is 
+                    exceeded by a Job Process the Agent terminates the process with a ShareSizeExceeded
+                    message.
+                    Example:<screen>--process_memory_size 33</screen>
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--scheduling_class [classname]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    This specifies the name of the scheuling class the RM will use to determine
+                    the resource allocation for each process.  The names of the classes are installation
+                    dependent.
+                    Example:<screen>--schedling_class normal</screen>
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--service_custom_classpath [CLASSPATH]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    This specifies the classpath to be used when starting a CUSTOM ping thread.  It is primarily intended
+                    for non-UIMA-AS services but it may be implemented for UIMA-AS services as well if the default
+                    DUCC ping function is not sufficient.
+                    Example:<screen>--service_custom_classpath A.jar:B.Jar:C.Jar</screen>
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--service_custom_endpoint [CUSTOM:string]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    This provides the name of the endpoint to used for non-UIMA-AS services.  In the
+                    current release of DUCC this type of service must be started independently of
+                    DUCC but DUCC is able to monitor it
+                    if <emphasis role="bold">--service_custom_ping</emphasis> is provided.  The
+                    endpoint must start with the characters "CUSTOM:" followed by any unique string
+                    (with no embedded blanks) that DUCC can use to identify the service.
+                    Example:<screen>--service_custom_endpoint CUSTOM:jrc.service.endpoint</screen>
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--service_custom_jvm_args [list]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    This supplies extra arguments to the JVM for the CUSTOM ping object.
+                    Example:<screen>--service_custom_jvm_args -Xmx 400M -Xms100M</screen>
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--service_custom_ping [java class]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    This supplies the java class name for a CUSTOM ping object.  The class must
+                    the interface <emphasis role="bold">org.apache.uima.ducc.IServiceMega</emphasis> as
+                    described in the API section.  DUCC wraps the customer ping object in a
+                    management object with a "main" and calls the implemented interfaces 
+                    periodically to insure the custom service is functioning, and to gather
+                    performance statistics.
+                    Example:<screen>--service_custom_ping bob.net.BobsCustomPing</screen>
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--service_dependency[list]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    This specifies a comma-delimeted list of services the job processes are dependent upon.
+                    Each endpoint must be of the form UIMA-AS:<emphasis>endpoint</emphasis>:<emphasis>broker_url</emphasis>
+                    where <emphasis>endpoint</emphasis> is the UIMA-AS service endpoint and <emphasis>broker_url</emphasis>
+                    is the ActiveMQ broker URL.
+                  </para>
+                  <para>
+                    In the example are two dependencies, one with endpoint RandomSleepAE and broker tcp:bluej682:61616, and the other
+                    with endpoint OtherEp and broker URL tcp:bluej123:123.
+                    Example:<screen>--service_dependency UIMA-AS:RandomSleepAE:tcp:bluej682:61616,UIMA-AS:OtherEp:tcp:bluej123:123</screen>
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--service_linger [time in seconds]</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    This specifies the time, in seconds, that a service should be kept alive
+                    after its last reference has exited, in anticipation of new work entering
+                    the system and using it.  This is only applicable to services that are
+                    not automatically started at boot time.
+                    Example:<screen>--service_linger 300</screen>
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--working_directory</emphasis>
+
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  <para>
+                    This specifies the working directory to be set by the Job Driver and Job Process processes.  If not
+                    specified, the current directory is used.  Example:<screen>--working_directory /Users/challngr/projects/ducc/ducc_test/bin</screen>
+                  </para>
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+      </variablelist>
+    </para>
+
+
+    <para>
+      <emphasis>Unregister Options:</emphasis>
+
+      <variablelist>
+        <varlistentry>
+          <listitem>
+            The first parameter must be the keyword <emphasis role="bold">--unregister</emphasis> followed
+            by the numeric id or the enddoint string of the service to be canceled.            
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <listitem>
+            <para>
+              To unregister a service
+              <screen>ducc_services --unregister [numeric service id]</screen>
+              or
+              <screen>ducc_services --unregister [service endpoint]</screen>
+            </para>
+            
+            <para>
+              For example:
+              <screen>ducc_services --unregister 22</screen>
+              <screen>ducc_services --unregister UIMA-AS:AGoodEndpoint:tcp://bob.com:12345</screen>
+            </para>
+
+          </listitem>
+        </varlistentry>
+
+      </variablelist>
+    </para>
+
+    <para>
+      <emphasis>Start Options:</emphasis>
+      <variablelist>
+        <varlistentry>
+          <listitem>
+            <para>
+              The first parameter to <emphasis role="bold">ducc_services </emphasis> must be the
+              keyword <emphasis role="bold">--start</emphasis>, followed immediately by the service
+              id and optionally followed by parameters to indiciate the number of instances to start
+              and whether to update the registry with the new number of instnaces.
+            </para>
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      To start a service:
+      <screen>
+ducc_services --start [numeric id] [options]
+ducc_services --start [service endpoint string] [options]
+      </screen>
+      where the options include:
+    </para>
+
+    <para>
+      <variablelist>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--instances [integer]</emphasis>
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  This is the number of instances to start.  If omitted, the registered number of
+                  instances is started.  If the number is specified, the number is <emphasis>added</emphasis>
+                  to the currently number of running instances.  Thus if five instances are running and
+                  <emphasis>ducc_services --start 33 --instances 5</emphasis> is issued, five more
+                  service instances ar started for service 33 for a totoal of ten.  The registry is
+                  updated only if the <emphasis>--modify</emphasis> option is also specified.
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--modify</emphasis>
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  If specified, the registry is updated to the total number of started instances.
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+      </variablelist>
+
+    </para>
+
+    <para>
+      <emphasis>Stop Options:</emphasis>
+      <variablelist>
+        <varlistentry>
+          <listitem>
+            <para>
+              The first parameter to <emphasis role="bold">ducc_services </emphasis> must be the
+              keyword <emphasis role="bold">--stop</emphasis>, followed immediately by the service
+              id and optionally followed by parameters to indiciate the number of instances to stop
+              and whether to update the registry with the new number of instnaces.
+            </para>
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      To start a service:
+      <screen>
+ducc_services --stop [numeric id] [options]
+ducc_services --stop [service endpoint string] [options]
+      </screen>
+      where the options include:
+    </para>
+
+    <para>
+      <variablelist>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--instances [integer]</emphasis>
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  This is the number of instances to stop.  If omitted, all currently running
+                  instances are stopped. If the number is specified, only the number of instances specified
+                  are stopped.  Thus if ten instances are running and
+                  <emphasis>ducc_services --stop 33 --instances 5</emphasis> is issued, five
+                  (arbitrarily chosen) service instances ar stopped for service 33 leaving 5 active
+                  .  The registry is updated only if the <emphasis>--modify</emphasis> option is
+                  also specified.
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--modify</emphasis>
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  If specified, the registry is updated to the total number of instances still
+                  running after the stop is issued.
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+      </variablelist>
+
+    </para>
+
+    <para>
+      <emphasis>Modify Options:</emphasis>
+      <variablelist>
+        <varlistentry>
+          <listitem>
+            <para>
+              The first parameter to <emphasis role="bold">ducc_services </emphasis> must be the
+              keyword <emphasis role="bold">--modify</emphasis>, followed immediately by the service
+              id and optionally followed by parameters to indiciate the number of instances to stop
+              and whether to update the registry with the new number of instnaces.
+            </para>
+          </listitem>
+        </varlistentry>
+      </variablelist>
+    </para>
+
+    <para>
+      To start a service:
+      <screen>
+ducc_services --stop [numeric id] [options]
+ducc_services --stop [service endpoint string] [options]
+      </screen>
+      where the options include:
+    </para>
+
+    <para>
+      <variablelist>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--instances [integer]</emphasis>
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  This is the number of instances to stop.  If omitted, all currently running
+                  instances are stopped. If the number is specified, only the number of instances specified
+                  are stopped.  Thus if ten instances are running and
+                  <emphasis>ducc_services --stop 33 --instances 5</emphasis> is issued, five
+                  (arbitrarily chosen) service instances ar stopped for service 33 leaving 5 active
+                  .  The registry is updated only if the <emphasis>--modify</emphasis> option is
+                  also specified.
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
+          <listitem>
+            <emphasis role="bold">--modify</emphasis>
+            <variablelist>
+              <varlistentry>
+                <listitem>
+                  If specified, the registry is updated to the total number of instances still
+                  running after the stop is issued.
+                </listitem>
+              </varlistentry>
+            </variablelist>
+          </listitem>
+        </varlistentry>
+      </variablelist>
+
+    </para>
+
+  </section>
+