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Posted to yarn-commits@hadoop.apache.org by su...@apache.org on 2012/12/11 21:10:06 UTC

svn commit: r1420375 - in /hadoop/common/branches/branch-trunk-win/hadoop-yarn-project: ./ hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/webapp/view/ hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/...

Author: suresh
Date: Tue Dec 11 20:08:00 2012
New Revision: 1420375

URL: http://svn.apache.org/viewvc?rev=1420375&view=rev
Log:
Mergng trunk to branch-trunk-win

Added:
    hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/MockNodeStatusUpdater.java
      - copied unchanged from r1420366, hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/MockNodeStatusUpdater.java
    hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/TestNodeManagerShutdown.java
      - copied unchanged from r1420366, hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/TestNodeManagerShutdown.java
Removed:
    hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/webapp/view/Jsons.java
    hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/AppsList.java
Modified:
    hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/CHANGES.txt
    hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/webapp/view/JQueryUI.java
    hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/CMgrCompletedContainersEvent.java
    hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeManager.java
    hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeStatusUpdaterImpl.java
    hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/ContainerManagerImpl.java
    hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/AppsBlock.java
    hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/FairSchedulerAppsBlock.java
    hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/RmController.java
    hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/RmView.java

Modified: hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/CHANGES.txt?rev=1420375&r1=1420374&r2=1420375&view=diff
==============================================================================
--- hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/CHANGES.txt (original)
+++ hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/CHANGES.txt Tue Dec 11 20:08:00 2012
@@ -117,7 +117,11 @@ Release 2.0.3-alpha - Unreleased 
 
     YARN-229. Remove old unused RM recovery code. (Bikas Saha via acmurthy) 
 
-    YARN-187. Add hierarchical queues to the fair scheduler. (Sandy Ryza via tomwhite)
+    YARN-187. Add hierarchical queues to the fair scheduler.
+    (Sandy Ryza via tomwhite)
+
+    YARN-72. NM should handle cleaning up containers when it shuts down.
+    (Sandy Ryza via tomwhite)
 
 Release 2.0.2-alpha - 2012-09-07 
 
@@ -199,6 +203,12 @@ Release 0.23.6 - UNRELEASED
     YARN-251. Proxy URI generation fails for blank tracking URIs (Tom White
     via jlowe)
 
+    YARN-258. RM web page UI shows Invalid Date for start and finish times
+    (Ravi Prakash via jlowe)
+
+    YARN-266. RM and JHS Web UIs are blank because AppsBlock is not escaping
+    string properly (Ravi Prakash via jlowe)
+
 Release 0.23.5 - UNRELEASED
 
   INCOMPATIBLE CHANGES

Modified: hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/webapp/view/JQueryUI.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/webapp/view/JQueryUI.java?rev=1420375&r1=1420374&r2=1420375&view=diff
==============================================================================
--- hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/webapp/view/JQueryUI.java (original)
+++ hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/webapp/view/JQueryUI.java Tue Dec 11 20:08:00 2012
@@ -28,17 +28,6 @@ import static org.apache.hadoop.yarn.uti
 import org.apache.hadoop.yarn.webapp.hamlet.HamletSpec.HTML;
 
 public class JQueryUI extends HtmlBlock {
-  // Render choices (mostly for dataTables)
-  public enum Render {
-    /** small (<~100 rows) table as html, most gracefully degradable */
-    HTML,
-    /** medium (<~2000 rows) table as js array */
-    JS_ARRAY,
-    /** large (<~10000 rows) table loading from server */
-    JS_LOAD,
-    /** huge (>~10000 rows) table processing from server */
-    JS_SERVER
-  };
 
   // UI params
   public static final String ACCORDION = "ui.accordion";
@@ -197,12 +186,4 @@ public class JQueryUI extends HtmlBlock 
         append("sPaginationType: 'full_numbers', iDisplayLength:20, ").
         append("aLengthMenu:[20, 40, 60, 80, 100]");
   }
-
-  public static StringBuilder tableInitProgress(StringBuilder init,
-                                                long numCells) {
-    return init.append(", bProcessing:true, ").
-        append("oLanguage:{sProcessing:'Processing ").
-        append(numCells).append(" cells...").
-        append("<p><img src=\"/static/busy.gif\">'}");
-  }
 }

Modified: hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/CMgrCompletedContainersEvent.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/CMgrCompletedContainersEvent.java?rev=1420375&r1=1420374&r2=1420375&view=diff
==============================================================================
--- hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/CMgrCompletedContainersEvent.java (original)
+++ hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/CMgrCompletedContainersEvent.java Tue Dec 11 20:08:00 2012
@@ -25,13 +25,23 @@ import org.apache.hadoop.yarn.api.record
 public class CMgrCompletedContainersEvent extends ContainerManagerEvent {
 
   private List<ContainerId> containerToCleanup;
-
-  public CMgrCompletedContainersEvent(List<ContainerId> containersToCleanup) {
+  private Reason reason;
+  
+  public CMgrCompletedContainersEvent(List<ContainerId> containersToCleanup, Reason reason) {
     super(ContainerManagerEventType.FINISH_CONTAINERS);
     this.containerToCleanup = containersToCleanup;
+    this.reason = reason;
   }
 
   public List<ContainerId> getContainersToCleanup() {
     return this.containerToCleanup;
   }
+  
+  public Reason getReason() {
+    return reason;
+  }
+  
+  public static enum Reason {
+    ON_SHUTDOWN, BY_RESOURCEMANAGER
+  }
 }

Modified: hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeManager.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeManager.java?rev=1420375&r1=1420374&r2=1420375&view=diff
==============================================================================
--- hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeManager.java (original)
+++ hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeManager.java Tue Dec 11 20:08:00 2012
@@ -19,6 +19,9 @@
 package org.apache.hadoop.yarn.server.nodemanager;
 
 import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ConcurrentMap;
 import java.util.concurrent.ConcurrentSkipListMap;
@@ -61,14 +64,24 @@ public class NodeManager extends Composi
    * Priority of the NodeManager shutdown hook.
    */
   public static final int SHUTDOWN_HOOK_PRIORITY = 30;
+  
+  /**
+   * Extra duration to wait for containers to be killed on shutdown.
+   */
+  private static final int SHUTDOWN_CLEANUP_SLOP_MS = 1000;
 
   private static final Log LOG = LogFactory.getLog(NodeManager.class);
   protected final NodeManagerMetrics metrics = NodeManagerMetrics.create();
   private ApplicationACLsManager aclsManager;
   private NodeHealthCheckerService nodeHealthChecker;
   private LocalDirsHandlerService dirsHandler;
+  private Context context;
+  private AsyncDispatcher dispatcher;
+  private ContainerManagerImpl containerManager;
   private static CompositeServiceShutdownHook nodeManagerShutdownHook; 
   
+  private long waitForContainersOnShutdownMillis;
+  
   public NodeManager() {
     super(NodeManager.class.getName());
   }
@@ -115,7 +128,7 @@ public class NodeManager extends Composi
       containerTokenSecretManager = new NMContainerTokenSecretManager(conf);
     }
 
-    Context context = new NMContext(containerTokenSecretManager);
+    this.context = new NMContext(containerTokenSecretManager);
 
     this.aclsManager = new ApplicationACLsManager(conf);
 
@@ -131,7 +144,7 @@ public class NodeManager extends Composi
     addService(del);
 
     // NodeManager level dispatcher
-    AsyncDispatcher dispatcher = new AsyncDispatcher();
+    this.dispatcher = new AsyncDispatcher();
 
     nodeHealthChecker = new NodeHealthCheckerService();
     addService(nodeHealthChecker);
@@ -144,7 +157,7 @@ public class NodeManager extends Composi
     NodeResourceMonitor nodeResourceMonitor = createNodeResourceMonitor();
     addService(nodeResourceMonitor);
 
-    ContainerManagerImpl containerManager =
+    containerManager =
         createContainerManager(context, exec, del, nodeStatusUpdater,
         this.aclsManager, dirsHandler);
     addService(containerManager);
@@ -155,13 +168,20 @@ public class NodeManager extends Composi
 
     dispatcher.register(ContainerManagerEventType.class, containerManager);
     addService(dispatcher);
-
+    
     DefaultMetricsSystem.initialize("NodeManager");
 
     // StatusUpdater should be added last so that it get started last 
     // so that we make sure everything is up before registering with RM. 
     addService(nodeStatusUpdater);
-
+    
+    waitForContainersOnShutdownMillis =
+        conf.getLong(YarnConfiguration.NM_SLEEP_DELAY_BEFORE_SIGKILL_MS,
+            YarnConfiguration.DEFAULT_NM_SLEEP_DELAY_BEFORE_SIGKILL_MS) + 
+        conf.getLong(YarnConfiguration.NM_PROCESS_KILL_WAIT_MS,
+            YarnConfiguration.DEFAULT_NM_PROCESS_KILL_WAIT_MS) +
+        SHUTDOWN_CLEANUP_SLOP_MS;
+    
     super.init(conf);
     // TODO add local dirs to del
   }
@@ -178,9 +198,44 @@ public class NodeManager extends Composi
 
   @Override
   public void stop() {
+    cleanupContainers();
     super.stop();
     DefaultMetricsSystem.shutdown();
   }
+  
+  @SuppressWarnings("unchecked")
+  private void cleanupContainers() {
+    Map<ContainerId, Container> containers = context.getContainers();
+    if (containers.isEmpty()) {
+      return;
+    }
+    LOG.info("Containers still running on shutdown: " + containers.keySet());
+    
+    List<ContainerId> containerIds = new ArrayList<ContainerId>(containers.keySet());
+    dispatcher.getEventHandler().handle(
+        new CMgrCompletedContainersEvent(containerIds, 
+            CMgrCompletedContainersEvent.Reason.ON_SHUTDOWN));
+    
+    LOG.info("Waiting for containers to be killed");
+    
+    long waitStartTime = System.currentTimeMillis();
+    while (!containers.isEmpty() && 
+        System.currentTimeMillis() - waitStartTime < waitForContainersOnShutdownMillis) {
+      try {
+        Thread.sleep(1000);
+      } catch (InterruptedException ex) {
+        LOG.warn("Interrupted while sleeping on container kill", ex);
+      }
+    }
+
+    // All containers killed
+    if (containers.isEmpty()) {
+      LOG.info("All containers in DONE state");
+    } else {
+      LOG.info("Done waiting for containers to be killed. Still alive: " + 
+          containers.keySet());
+    }
+  }
 
   public static class NMContext implements Context {
 
@@ -282,6 +337,11 @@ public class NodeManager extends Composi
   NodeManager createNewNodeManager() {
     return new NodeManager();
   }
+  
+  // For testing
+  ContainerManagerImpl getContainerManager() {
+    return containerManager;
+  }
 
   public static void main(String[] args) {
     Thread.setDefaultUncaughtExceptionHandler(new YarnUncaughtExceptionHandler());

Modified: hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeStatusUpdaterImpl.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeStatusUpdaterImpl.java?rev=1420375&r1=1420374&r2=1420375&view=diff
==============================================================================
--- hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeStatusUpdaterImpl.java (original)
+++ hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeStatusUpdaterImpl.java Tue Dec 11 20:08:00 2012
@@ -363,7 +363,8 @@ public class NodeStatusUpdaterImpl exten
                 .getContainersToCleanupList();
             if (containersToCleanup.size() != 0) {
               dispatcher.getEventHandler().handle(
-                  new CMgrCompletedContainersEvent(containersToCleanup));
+                  new CMgrCompletedContainersEvent(containersToCleanup, 
+                      CMgrCompletedContainersEvent.Reason.BY_RESOURCEMANAGER));
             }
             List<ApplicationId> appsToCleanup =
                 response.getApplicationsToCleanupList();

Modified: hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/ContainerManagerImpl.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/ContainerManagerImpl.java?rev=1420375&r1=1420374&r2=1420375&view=diff
==============================================================================
--- hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/ContainerManagerImpl.java (original)
+++ hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/ContainerManagerImpl.java Tue Dec 11 20:08:00 2012
@@ -23,6 +23,8 @@ import static org.apache.hadoop.yarn.ser
 import java.io.IOException;
 import java.net.InetSocketAddress;
 import java.nio.ByteBuffer;
+import java.util.ArrayList;
+import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
@@ -593,9 +595,16 @@ public class ContainerManagerImpl extend
           (CMgrCompletedContainersEvent) event;
       for (ContainerId container : containersFinishedEvent
           .getContainersToCleanup()) {
+        String diagnostic = "";
+        if (containersFinishedEvent.getReason() == 
+            CMgrCompletedContainersEvent.Reason.ON_SHUTDOWN) {
+          diagnostic = "Container Killed on Shutdown";
+        } else if (containersFinishedEvent.getReason() == 
+            CMgrCompletedContainersEvent.Reason.BY_RESOURCEMANAGER) {
+          diagnostic = "Container Killed by ResourceManager";
+        }
         this.dispatcher.getEventHandler().handle(
-            new ContainerKillEvent(container,
-                "Container Killed by ResourceManager"));
+            new ContainerKillEvent(container, diagnostic));
       }
       break;
     default:

Modified: hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/AppsBlock.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/AppsBlock.java?rev=1420375&r1=1420374&r2=1420375&view=diff
==============================================================================
--- hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/AppsBlock.java (original)
+++ hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/AppsBlock.java Tue Dec 11 20:08:00 2012
@@ -25,26 +25,27 @@ import static org.apache.hadoop.yarn.web
 
 import java.util.Collection;
 import java.util.HashSet;
+import java.util.concurrent.ConcurrentMap;
 
 import org.apache.commons.lang.StringEscapeUtils;
+import org.apache.hadoop.yarn.api.records.ApplicationId;
+import org.apache.hadoop.yarn.server.resourcemanager.RMContext;
 import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp;
 import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppState;
 import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.AppInfo;
-import org.apache.hadoop.yarn.util.Times;
 import org.apache.hadoop.yarn.webapp.hamlet.Hamlet;
 import org.apache.hadoop.yarn.webapp.hamlet.Hamlet.TABLE;
 import org.apache.hadoop.yarn.webapp.hamlet.Hamlet.TBODY;
 import org.apache.hadoop.yarn.webapp.view.HtmlBlock;
-import org.apache.hadoop.yarn.webapp.view.JQueryUI.Render;
 
 import com.google.inject.Inject;
 
 class AppsBlock extends HtmlBlock {
-  final AppsList list;
+  final ConcurrentMap<ApplicationId, RMApp> apps;
 
-  @Inject AppsBlock(AppsList list, ViewContext ctx) {
+@Inject AppsBlock(RMContext rmContext, ViewContext ctx) {
     super(ctx);
-    this.list = list;
+    apps = rmContext.getRMApps();
   }
 
   @Override public void render(Block html) {
@@ -63,7 +64,6 @@ class AppsBlock extends HtmlBlock {
             th(".progress", "Progress").
             th(".ui", "Tracking UI")._()._().
         tbody();
-    int i = 0;
     Collection<RMAppState> reqAppStates = null;
     String reqStateString = $(APP_STATE);
     if (reqStateString != null && !reqStateString.isEmpty()) {
@@ -74,7 +74,7 @@ class AppsBlock extends HtmlBlock {
       }
     }
     StringBuilder appsTableData = new StringBuilder("[\n");
-    for (RMApp app : list.apps.values()) {
+    for (RMApp app : apps.values()) {
       if (reqAppStates != null && !reqAppStates.contains(app.getState())) {
         continue;
       }
@@ -84,12 +84,12 @@ class AppsBlock extends HtmlBlock {
       appsTableData.append("[\"<a href='")
       .append(url("app", appInfo.getAppId())).append("'>")
       .append(appInfo.getAppId()).append("</a>\",\"")
-      .append(StringEscapeUtils.escapeHtml(appInfo.getUser()))
-      .append("\",\"")
-      .append(StringEscapeUtils.escapeHtml(appInfo.getName()))
-      .append("\",\"")
-      .append(StringEscapeUtils.escapeHtml(appInfo.getQueue()))
-      .append("\",\"")
+      .append(StringEscapeUtils.escapeJavaScript(StringEscapeUtils.escapeHtml(
+        appInfo.getUser()))).append("\",\"")
+      .append(StringEscapeUtils.escapeJavaScript(StringEscapeUtils.escapeHtml(
+        appInfo.getName()))).append("\",\"")
+      .append(StringEscapeUtils.escapeJavaScript(StringEscapeUtils.escapeHtml(
+        appInfo.getQueue()))).append("\",\"")
       .append(appInfo.getStartTime()).append("\",\"")
       .append(appInfo.getFinishTime()).append("\",\"")
       .append(appInfo.getState()).append("\",\"")
@@ -108,7 +108,6 @@ class AppsBlock extends HtmlBlock {
       appsTableData.append(trackingURL).append("'>")
       .append(appInfo.getTrackingUI()).append("</a>\"],\n");
 
-      if (list.rendering != Render.HTML && ++i >= 20) break;
     }
     if(appsTableData.charAt(appsTableData.length() - 2) == ',') {
       appsTableData.delete(appsTableData.length()-2, appsTableData.length()-1);
@@ -118,12 +117,5 @@ class AppsBlock extends HtmlBlock {
     _("var appsTableData=" + appsTableData)._();
 
     tbody._()._();
-
-    if (list.rendering == Render.JS_ARRAY) {
-      echo("<script type='text/javascript'>\n",
-           "var appsData=");
-      list.toDataTableArrays(reqAppStates, writer());
-      echo("\n</script>\n");
-    }
   }
 }

Modified: hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/FairSchedulerAppsBlock.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/FairSchedulerAppsBlock.java?rev=1420375&r1=1420374&r2=1420375&view=diff
==============================================================================
--- hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/FairSchedulerAppsBlock.java (original)
+++ hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/FairSchedulerAppsBlock.java Tue Dec 11 20:08:00 2012
@@ -25,8 +25,11 @@ import static org.apache.hadoop.yarn.web
 
 import java.util.Collection;
 import java.util.HashSet;
+import java.util.concurrent.ConcurrentMap;
 
 import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
+import org.apache.hadoop.yarn.api.records.ApplicationId;
+import org.apache.hadoop.yarn.server.resourcemanager.RMContext;
 import org.apache.hadoop.yarn.server.resourcemanager.ResourceManager;
 import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp;
 import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppState;
@@ -38,7 +41,6 @@ import org.apache.hadoop.yarn.webapp.ham
 import org.apache.hadoop.yarn.webapp.hamlet.Hamlet.TABLE;
 import org.apache.hadoop.yarn.webapp.hamlet.Hamlet.TBODY;
 import org.apache.hadoop.yarn.webapp.view.HtmlBlock;
-import org.apache.hadoop.yarn.webapp.view.JQueryUI.Render;
 
 import com.google.inject.Inject;
 
@@ -47,15 +49,15 @@ import com.google.inject.Inject;
  * scheduler as part of the fair scheduler page.
  */
 public class FairSchedulerAppsBlock extends HtmlBlock {
-  final AppsList list;
+  final ConcurrentMap<ApplicationId, RMApp> apps;
   final FairSchedulerInfo fsinfo;
   
-  @Inject public FairSchedulerAppsBlock(AppsList list, 
+  @Inject public FairSchedulerAppsBlock(RMContext rmContext, 
       ResourceManager rm, ViewContext ctx) {
     super(ctx);
-    this.list = list;
     FairScheduler scheduler = (FairScheduler) rm.getResourceScheduler();
     fsinfo = new FairSchedulerInfo(scheduler);
+    apps = rmContext.getRMApps();
   }
   
   @Override public void render(Block html) {
@@ -75,7 +77,6 @@ public class FairSchedulerAppsBlock exte
             th(".progress", "Progress").
             th(".ui", "Tracking UI")._()._().
         tbody();
-    int i = 0;
     Collection<RMAppState> reqAppStates = null;
     String reqStateString = $(APP_STATE);
     if (reqStateString != null && !reqStateString.isEmpty()) {
@@ -85,7 +86,7 @@ public class FairSchedulerAppsBlock exte
         reqAppStates.add(RMAppState.valueOf(stateString));
       }
     }
-    for (RMApp app : list.apps.values()) {
+    for (RMApp app : apps.values()) {
       if (reqAppStates != null && !reqAppStates.contains(app.getState())) {
         continue;
       }
@@ -122,15 +123,7 @@ public class FairSchedulerAppsBlock exte
           td().
             a(!appInfo.isTrackingUrlReady()?
               "#" : appInfo.getTrackingUrlPretty(), appInfo.getTrackingUI())._()._();
-      if (list.rendering != Render.HTML && ++i >= 20) break;
     }
     tbody._()._();
-
-    if (list.rendering == Render.JS_ARRAY) {
-      echo("<script type='text/javascript'>\n",
-           "var appsData=");
-      list.toDataTableArrays(reqAppStates, writer());
-      echo("\n</script>\n");
-    }
   }
 }

Modified: hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/RmController.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/RmController.java?rev=1420375&r1=1420374&r2=1420375&view=diff
==============================================================================
--- hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/RmController.java (original)
+++ hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/RmController.java Tue Dec 11 20:08:00 2012
@@ -93,8 +93,4 @@ public class RmController extends Contro
   public void submit() {
     setTitle("Application Submission Not Allowed");
   }
-
-  public void json() {
-    renderJSON(AppsList.class);
-  }
 }

Modified: hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/RmView.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/RmView.java?rev=1420375&r1=1420374&r2=1420375&view=diff
==============================================================================
--- hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/RmView.java (original)
+++ hadoop/common/branches/branch-trunk-win/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/RmView.java Tue Dec 11 20:08:00 2012
@@ -60,9 +60,8 @@ public class RmView extends TwoColumnLay
   }
 
   private String appsTableInit() {
-    AppsList list = getInstance(AppsList.class);
     // id, user, name, queue, starttime, finishtime, state, status, progress, ui
-    StringBuilder init = tableInit()
+    return tableInit()
       .append(", 'aaData': appsTableData")
       .append(", bDeferRender: true")
       .append(", bProcessing: true")
@@ -78,18 +77,6 @@ public class RmView extends TwoColumnLay
       .append(", 'mRender': parseHadoopProgress }]")
 
       // Sort by id upon page load
-      .append(", aaSorting: [[0, 'desc']]");
-
-    String rows = $("rowlimit");
-    int rowLimit = rows.isEmpty() ? MAX_DISPLAY_ROWS : Integer.parseInt(rows);
-    if (list.apps.size() < rowLimit) {
-      list.rendering = Render.HTML;
-      return init.append('}').toString();
-    }
-    if (list.apps.size() > MAX_FAST_ROWS) {
-      tableInitProgress(init, list.apps.size() * 6);
-    }
-    list.rendering = Render.JS_ARRAY;
-    return init.append(", aaData:appsData}").toString();
+      .append(", aaSorting: [[0, 'desc']]}").toString();
   }
 }