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Posted to commits@lucene.apache.org by th...@apache.org on 2014/10/09 20:42:21 UTC
svn commit: r1630550 - in /lucene/dev/trunk/solr: CHANGES.txt bin/solr
bin/solr.cmd bin/solr.in.cmd bin/solr.in.sh example/logs/
Author: thelabdude
Date: Thu Oct 9 18:42:21 2014
New Revision: 1630550
URL: http://svn.apache.org/r1630550
Log:
SOLR-6549: add a -s option to set the -Dsolr.solr.home property, thus allowing multiple Solr nodes on the same host to share the same server directory -d but with different Solr home directories
Modified:
lucene/dev/trunk/solr/CHANGES.txt
lucene/dev/trunk/solr/bin/solr
lucene/dev/trunk/solr/bin/solr.cmd
lucene/dev/trunk/solr/bin/solr.in.cmd
lucene/dev/trunk/solr/bin/solr.in.sh
lucene/dev/trunk/solr/example/logs/ (props changed)
Modified: lucene/dev/trunk/solr/CHANGES.txt
URL: http://svn.apache.org/viewvc/lucene/dev/trunk/solr/CHANGES.txt?rev=1630550&r1=1630549&r2=1630550&view=diff
==============================================================================
--- lucene/dev/trunk/solr/CHANGES.txt (original)
+++ lucene/dev/trunk/solr/CHANGES.txt Thu Oct 9 18:42:21 2014
@@ -294,6 +294,9 @@ Other Changes
* SOLR-6597: SolrIndexConfig parameter in one of the SolrIndexSearcher constructor has been removed.
It was just passed and never used via that constructor. (Anshum Gupta)
+* SOLR-6549: bin/solr script should support a -s option to set the -Dsolr.solr.home property.
+ (Timothy Potter)
+
================== 4.10.1 ==================
Bug Fixes
Modified: lucene/dev/trunk/solr/bin/solr
URL: http://svn.apache.org/viewvc/lucene/dev/trunk/solr/bin/solr?rev=1630550&r1=1630549&r2=1630550&view=diff
==============================================================================
--- lucene/dev/trunk/solr/bin/solr (original)
+++ lucene/dev/trunk/solr/bin/solr Thu Oct 9 18:42:21 2014
@@ -79,6 +79,23 @@ else
DEFAULT_SERVER_DIR=$SOLR_TIP/example
fi
+# If an include wasn't specified in the environment, then search for one...
+if [ "x$SOLR_INCLUDE" == "x" ]; then
+ # Locations (in order) to use when searching for an include file.
+ for include in "`dirname "$0"`/solr.in.sh" \
+ "$HOME/.solr.in.sh" \
+ /usr/share/solr/solr.in.sh \
+ /usr/local/share/solr/solr.in.sh \
+ /opt/solr/solr.in.sh; do
+ if [ -r "$include" ]; then
+ . "$include"
+ break
+ fi
+ done
+elif [ -r "$SOLR_INCLUDE" ]; then
+ . "$SOLR_INCLUDE"
+fi
+
if [ "$SOLR_JAVA_HOME" != "" ]; then
JAVA=$SOLR_JAVA_HOME/bin/java
elif [ -n "$JAVA_HOME" ]; then
@@ -108,16 +125,20 @@ function print_usage() {
echo "Usage: solr COMMAND OPTIONS"
echo " where COMMAND is one of: start, stop, restart, healthcheck"
echo ""
- echo " Example: Start Solr running in the background on port 8984:"
+ echo " Standalone server example (start Solr running in the background on port 8984):"
echo ""
echo " ./solr start -p 8984"
echo ""
+ echo " SolrCloud example (start Solr running in SolrCloud mode using localhost:2181 to connect to ZooKeeper, with 1g max heap size and remote Java debug options enabled):"
+ echo ""
+ echo " ./solr start -c -m 1g -z localhost:2181 -a \"-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=1044\""
+ echo ""
echo "Pass -help after any COMMAND to see command-specific usage information,"
- echo " such as: ./solr start -help"
+ echo " such as: ./solr start -help or ./solr stop -help"
echo ""
elif [[ "$CMD" == "start" || "$CMD" == "restart" ]]; then
echo ""
- echo "Usage: solr $CMD [-f] [-c] [-h hostname] [-p port] [-d directory] [-z zkHost] [-m memory] [-e example] [-a \"additional-options\"] [-V]"
+ echo "Usage: solr $CMD [-f] [-c] [-h hostname] [-p port] [-d directory] [-z zkHost] [-m memory] [-e example] [-s solr.solr.home] [-a \"additional-options\"] [-V]"
echo ""
echo " -f Start Solr in foreground; default starts Solr in the background"
echo " and sends stdout / stderr to solr-PORT-console.log"
@@ -137,6 +158,13 @@ function print_usage() {
echo " -m <memory> Sets the min (-Xms) and max (-Xmx) heap size for the JVM, such as: -m 4g"
echo " results in: -Xms4g -Xmx4g; by default, this script sets the heap size to 512m"
echo ""
+ echo " -s <dir> Sets the solr.solr.home system property; Solr will create core directories under"
+ echo " this directory. This allows you to run multiple Solr instances on the same host"
+ echo " while reusing the same server directory set using the -d parameter. If set, the"
+ echo " specified directory should contain a solr.xml file. The default value is example/solr."
+ echo " This parameter is ignored when running examples (-e), as the solr.solr.home depends"
+ echo " on which example is run."
+ echo ""
echo " -e <example> Name of the example to run; available examples:"
echo " cloud: SolrCloud example"
echo " default: Solr default example"
@@ -213,7 +241,7 @@ function jetty_port() {
function run_tool() {
# Extract the solr.war if it hasn't been done already (so we can access the SolrCLI class)
- if [ ! -d "$DEFAULT_SERVER_DIR/solr-webapp/webapp" ]; then
+ if [[ -e $DEFAULT_SERVER_DIR/webapps/solr.war && ! -d "$DEFAULT_SERVER_DIR/solr-webapp/webapp" ]]; then
(mkdir -p $DEFAULT_SERVER_DIR/solr-webapp/webapp && cd $DEFAULT_SERVER_DIR/solr-webapp/webapp && jar xf $DEFAULT_SERVER_DIR/webapps/solr.war)
fi
@@ -370,23 +398,6 @@ if [ "$SCRIPT_CMD" != "stop" ] && [ "$SC
exit 1
fi
-# If an include wasn't specified in the environment, then search for one...
-if [ "x$SOLR_INCLUDE" == "x" ]; then
- # Locations (in order) to use when searching for an include file.
- for include in "`dirname "$0"`/solr.in.sh" \
- "$HOME/.solr.in.sh" \
- /usr/share/solr/solr.in.sh \
- /usr/local/share/solr/solr.in.sh \
- /opt/solr/solr.in.sh; do
- if [ -r "$include" ]; then
- . "$include"
- break
- fi
- done
-elif [ -r "$SOLR_INCLUDE" ]; then
- . "$SOLR_INCLUDE"
-fi
-
# Run in foreground (default is to run in the background)
FG="false"
noprompt=false
@@ -405,13 +416,22 @@ if [ $# -gt 0 ]; then
fi
# see if the arg value is relative to the tip vs full path
- if [ -d "$SOLR_TIP/$2" ]; then
- SOLR_SERVER_DIR="$SOLR_TIP/$2"
- else
+ if [[ $2 != /* ]] && [[ -d "$SOLR_TIP/$2" ]]; then
+ SOLR_SERVER_DIR="$SOLR_TIP/$2"
+ else
SOLR_SERVER_DIR="$2"
fi
shift 2
;;
+ -s|-solr.home)
+ if [ "${2:0:1}" == "-" ]; then
+ print_usage "$SCRIPT_CMD" "Expected directory but found $2 instead!"
+ exit 1
+ fi
+
+ SOLR_HOME="$2"
+ shift 2
+ ;;
-e|-example)
if [ "${2:0:1}" == "-" ]; then
print_usage "$SCRIPT_CMD" "Expected example name but found $2 instead!"
@@ -461,6 +481,10 @@ if [ $# -gt 0 ]; then
ADDITIONAL_CMD_OPTS="$2"
shift 2
;;
+ -k|-key)
+ STOP_KEY="$2"
+ shift 2
+ ;;
-help|-usage)
print_usage "$SCRIPT_CMD"
exit 0
@@ -613,8 +637,22 @@ fi
if [ "$SOLR_HOME" == "" ]; then
SOLR_HOME="$SOLR_SERVER_DIR/solr"
+else
+ if [[ $SOLR_HOME != /* ]] && [[ -d "$SOLR_SERVER_DIR/$SOLR_HOME" ]]; then
+ SOLR_HOME="$SOLR_SERVER_DIR/$SOLR_HOME"
+ fi
+fi
+
+if [ ! -e "$SOLR_HOME" ]; then
+ echo -e "\nSolr home directory $SOLR_HOME not found!\n"
+ exit 1
+fi
+if [ ! -e "$SOLR_HOME/solr.xml" ]; then
+ echo -e "\nSolr home directory $SOLR_HOME must contain a solr.xml file!\n"
+ exit 1
fi
+
if [ "$STOP_KEY" == "" ]; then
STOP_KEY="solrrocks"
fi
@@ -832,15 +870,26 @@ else
SOLR_SERVER_DIR=$SOLR_TIP/node1
SOLR_HOME=$SOLR_TIP/node1/solr
SOLR_PORT=${CLOUD_PORTS[0]}
+
if [ "$ZK_HOST" != "" ]; then
DASHZ="-z $ZK_HOST"
fi
+ if [ "$SOLR_HEAP" != "" ]; then
+ DASHM="-m $SOLR_HEAP"
+ fi
+
+ if [ "$ADDITIONAL_CMD_OPTS" != "" ]; then
+ DASHA="-a $ADDITIONAL_CMD_OPTS"
+ fi
+
echo -e "\nStarting up SolrCloud node1 on port ${CLOUD_PORTS[0]} using command:\n"
- echo -e "solr start -cloud -d node1 -p $SOLR_PORT $DASHZ\n\n"
+ echo -e "solr start -cloud -d node1 -p $SOLR_PORT $DASHZ $DASHM $DASHA\n\n"
# can't launch this node in the foreground else we can't run anymore commands
- launch_solr "false" ""
+ launch_solr "false" "$ADDITIONAL_CMD_OPTS"
+
+ sleep 5
# if user did not define a specific -z parameter, assume embedded in first cloud node we launched above
zk_host=$ZK_HOST
@@ -848,15 +897,15 @@ else
zk_port=$[$SOLR_PORT+1000]
zk_host=localhost:$zk_port
fi
-
+
for (( s=1; s<$CLOUD_NUM_NODES; s++ ))
do
ndx=$[$s+1]
next_port=${CLOUD_PORTS[$s]}
echo -e "\n\nStarting node$ndx on port $next_port using command:\n"
- echo -e "solr start -cloud -d node$ndx -p $next_port -z $zk_host \n\n"
+ echo -e "solr start -cloud -d node$ndx -p $next_port -z $zk_host $DASHM $DASHA \n\n"
# call this script again with correct args for next node
- $SOLR_TIP/bin/solr start -cloud -d node$ndx -p $next_port -z $zk_host
+ $SOLR_TIP/bin/solr start -cloud -d node$ndx -p $next_port -z $zk_host $DASHM $DASHA
done
# TODO: better (shorter) name??
Modified: lucene/dev/trunk/solr/bin/solr.cmd
URL: http://svn.apache.org/viewvc/lucene/dev/trunk/solr/bin/solr.cmd?rev=1630550&r1=1630549&r2=1630550&view=diff
==============================================================================
--- lucene/dev/trunk/solr/bin/solr.cmd (original)
+++ lucene/dev/trunk/solr/bin/solr.cmd Thu Oct 9 18:42:21 2014
@@ -30,8 +30,16 @@ REM Used to report errors before exiting
set SCRIPT_ERROR=
set NO_USER_PROMPT=0
+REM Allow user to import vars from an include file
+REM vars set in the include file can be overridden with
+REM command line args
+IF "%SOLR_INCLUDE%"=="" set SOLR_INCLUDE=solr.in.cmd
+IF EXIST "%SOLR_INCLUDE%" CALL "%SOLR_INCLUDE%"
+
REM Verify Java is available
-if NOT DEFINED JAVA_HOME goto need_java_home
+IF DEFINED SOLR_JAVA_HOME set "JAVA_HOME=%SOLR_JAVA_HOME%"
+IF NOT DEFINED JAVA_HOME goto need_java_home
+set JAVA_HOME=%JAVA_HOME:"=%
"%JAVA_HOME%"\bin\java -version:1.8 -version > nul 2>&1
IF ERRORLEVEL 1 "%JAVA_HOME%"\bin\java -version:1.7 -version > nul 2>&1
IF ERRORLEVEL 1 goto need_java_vers
@@ -59,11 +67,11 @@ IF "%1"=="start" goto set_script_cmd
IF "%1"=="stop" goto set_script_cmd
IF "%1"=="restart" goto set_script_cmd
IF "%1"=="healthcheck" (
-REM healthcheck uses different arg parsing strategy
-SHIFT
-goto parse_healthcheck_args
+ REM healthcheck uses different arg parsing strategy
+ SHIFT
+ goto parse_healthcheck_args
)
-goto include_vars
+goto parse_args
:usage
IF NOT "%SCRIPT_ERROR%"=="" ECHO %SCRIPT_ERROR%
@@ -81,18 +89,22 @@ goto done
@echo Usage: solr COMMAND OPTIONS
@echo where COMMAND is one of: start, stop, restart, healthcheck
@echo.
-@echo Example: Start Solr running in the background on port 8984:
+@echo Standalone server example (start Solr running in the background on port 8984):
+@echo.
+@echo solr start -p 8984
+@echo.
+@echo SolrCloud example (start Solr running in SolrCloud mode using localhost:2181 to connect to ZooKeeper, with 1g max heap size and remote Java debug options enabled):
@echo.
-@echo ./solr start -p 8984
+@echo solr start -c -m 1g -z localhost:2181 -a "-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=1044"
@echo.
@echo Pass -help after any COMMAND to see command-specific usage information,
-@echo such as: ./solr start -help
+@echo such as: solr start -help or solr stop -help
@echo.
goto done
:start_usage
@echo.
-@echo Usage: solr %SCRIPT_CMD% [-f] [-c] [-h hostname] [-p port] [-d directory] [-z zkHost] [-m memory] [-e example] [-a "additional-options"] [-V]
+@echo Usage: solr %SCRIPT_CMD% [-f] [-c] [-h hostname] [-p port] [-d directory] [-z zkHost] [-m memory] [-e example] [-s solr.solr.home] [-a "additional-options"] [-V]
@echo.
@echo -f Start Solr in foreground; default starts Solr in the background
@echo and sends stdout / stderr to solr-PORT-console.log
@@ -112,6 +124,13 @@ goto done
@echo -m memory Sets the min (-Xms) and max (-Xmx) heap size for the JVM, such as: -m 4g
@echo results in: -Xms4g -Xmx4g; by default, this script sets the heap size to 512m
@echo.
+@echo -s dir Sets the solr.solr.home system property; Solr will create core directories under
+@echo this directory. This allows you to run multiple Solr instances on the same host
+@echo while reusing the same server directory set using the -d parameter. If set, the
+@echo specified directory should contain a solr.xml file. The default value is example/solr.
+@echo This parameter is ignored when running examples (-e), as the solr.solr.home depends
+@echo on which example is run.
+@echo.
@echo -e example Name of the example to run; available examples:
@echo cloud: SolrCloud example
@echo default: Solr default example
@@ -154,14 +173,6 @@ goto done
@echo.
goto done
-REM Allow user to import vars from an include file
-REM vars set in the include file can be overridden with
-REM command line args
-:include_vars
-IF "%SOLR_INCLUDE%"=="" set SOLR_INCLUDE=solr.in.cmd
-IF EXIST "%SOLR_INCLUDE%" CALL "%SOLR_INCLUDE%"
-goto parse_args
-
REM Really basic command-line arg parsing
:parse_args
IF "%SCRIPT_CMD%"=="" set SCRIPT_CMD=start
@@ -177,6 +188,8 @@ IF "%1"=="-c" goto set_cloud_mode
IF "%1"=="-cloud" goto set_cloud_mode
IF "%1"=="-d" goto set_server_dir
IF "%1"=="-dir" goto set_server_dir
+IF "%1"=="-s" goto set_solr_home_dir
+IF "%1"=="-solr.home" goto set_solr_home_dir
IF "%1"=="-e" goto set_example
IF "%1"=="-example" goto set_example
IF "%1"=="-h" goto set_host
@@ -190,13 +203,14 @@ IF "%1"=="-zkhost" goto set_zookeeper
IF "%1"=="-a" goto set_addl_opts
IF "%1"=="-addlopts" goto set_addl_opts
IF "%1"=="-noprompt" goto set_noprompt
+IF "%1"=="-k" goto set_stop_key
+IF "%1"=="-key" goto set_stop_key
IF NOT "%1"=="" goto invalid_cmd_line
-process_script_cmd
:set_script_cmd
set SCRIPT_CMD=%1
SHIFT
-goto include_vars
+goto parse_args
:set_foreground_mode
set FG=1
@@ -232,6 +246,19 @@ SHIFT
SHIFT
goto parse_args
+:set_solr_home_dir
+
+set "arg=%~2"
+set firstChar=%arg:~0,1%
+IF "%firstChar%"=="-" (
+ set SCRIPT_ERROR=Expected directory but found %2 instead!
+ goto invalid_cmd_line
+)
+set "SOLR_HOME=%~2"
+SHIFT
+SHIFT
+goto parse_args
+
:set_example
set "arg=%~2"
@@ -256,7 +283,6 @@ IF "%firstChar%"=="-" (
)
set SOLR_HEAP=%~2
-@echo SOLR_HEAP=%SOLR_HEAP%
SHIFT
SHIFT
goto parse_args
@@ -287,6 +313,19 @@ SHIFT
SHIFT
goto parse_args
+:set_stop_key
+set "arg=%~2"
+set firstChar=%arg:~0,1%
+IF "%firstChar%"=="-" (
+ set SCRIPT_ERROR=Expected port but found %2 instead!
+ goto invalid_cmd_line
+)
+
+set STOP_KEY=%~2
+SHIFT
+SHIFT
+goto parse_args
+
:set_zookeeper
set "arg=%~2"
@@ -302,7 +341,6 @@ SHIFT
goto parse_args
:set_addl_opts
-
set "arg=%~2"
set "SOLR_ADDL_ARGS=%~2"
SHIFT
@@ -320,7 +358,7 @@ REM Perform the requested command after
IF "%verbose%"=="1" (
@echo Using Solr root directory: %SOLR_TIP%
@echo Using Java: %JAVA%
- %JAVA% -version
+ "%JAVA%" -version
)
IF NOT "%SOLR_HOST%"=="" (
@@ -359,6 +397,19 @@ IF "%EXAMPLE%"=="" (
:start_solr
IF "%SOLR_HOME%"=="" set "SOLR_HOME=%SOLR_SERVER_DIR%\solr"
+IF NOT EXIST "%SOLR_HOME%\" (
+ IF EXIST "%SOLR_SERVER_DIR%\%SOLR_HOME%" (
+ set "SOLR_HOME=%SOLR_SERVER_DIR%\%SOLR_HOME%"
+ ) ELSE (
+ set SCRIPT_ERROR=Solr home directory %SOLR_HOME% not found!
+ goto err
+ )
+)
+
+IF NOT EXIST "%SOLR_HOME%\solr.xml" (
+ set SCRIPT_ERROR=Solr home directory %SOLR_HOME% must contain solr.xml!
+ goto err
+)
IF "%STOP_KEY%"=="" set STOP_KEY=solrrocks
@@ -541,7 +592,13 @@ for /l %%x in (1, 1, !CLOUD_NUM_NODES!)
@echo Cloning %DEFAULT_SERVER_DIR% into %SOLR_TIP%\node%%x
xcopy /Q /E /I "%DEFAULT_SERVER_DIR%" "%SOLR_TIP%\node%%x"
)
-
+
+ IF NOT "!SOLR_HEAP!"=="" (
+ set "DASHM=-m !SOLR_HEAP!"
+ ) ELSE (
+ set "DASHM="
+ )
+
IF %%x EQU 1 (
set EXAMPLE=
IF NOT "!ZK_HOST!"=="" (
@@ -550,8 +607,8 @@ for /l %%x in (1, 1, !CLOUD_NUM_NODES!)
set "DASHZ="
)
@echo Starting node1 on port !NODE_PORT! using command:
- @echo solr -cloud -p !NODE_PORT! -d node1 !DASHZ!
- START "" "%SDIR%\solr" -f -cloud -p !NODE_PORT! -d node1 !DASHZ!
+ @echo solr -cloud -p !NODE_PORT! -d node1 !DASHZ! !DASHM!
+ START "" "%SDIR%\solr" -f -cloud -p !NODE_PORT! -d node1 !DASHZ! !DASHM!
set NODE1_PORT=!NODE_PORT!
) ELSE (
IF "!ZK_HOST!"=="" (
@@ -559,8 +616,8 @@ for /l %%x in (1, 1, !CLOUD_NUM_NODES!)
set "ZK_HOST=localhost:!ZK_PORT!"
)
@echo Starting node%%x on port !NODE_PORT! using command:
- @echo solr -cloud -p !NODE_PORT! -d node%%x -z !ZK_HOST!
- START "" "%SDIR%\solr" -f -cloud -p !NODE_PORT! -d node%%x -z !ZK_HOST!
+ @echo solr -cloud -p !NODE_PORT! -d node%%x -z !ZK_HOST! !DASHM!
+ START "" "%SDIR%\solr" -f -cloud -p !NODE_PORT! -d node%%x -z !ZK_HOST! !DASHM!
)
timeout /T 10
Modified: lucene/dev/trunk/solr/bin/solr.in.cmd
URL: http://svn.apache.org/viewvc/lucene/dev/trunk/solr/bin/solr.in.cmd?rev=1630550&r1=1630549&r2=1630550&view=diff
==============================================================================
--- lucene/dev/trunk/solr/bin/solr.in.cmd (original)
+++ lucene/dev/trunk/solr/bin/solr.in.cmd Thu Oct 9 18:42:21 2014
@@ -25,7 +25,7 @@ REM Increase Java Min/Max Heap as needed
set SOLR_JAVA_MEM=-Xms512m -Xmx512m -XX:MaxPermSize=256m -XX:PermSize=256m
REM Enable verbose GC logging
-set GC_LOG_OPTS=-verbose:gc -XX:+PrintHeapAtGC -XX:+PrintGCDetails -XX:+PrintGCDateStamps -XX:+PrintGCTimeStamps -XX:+PrintTenuringDistribution
+set GC_LOG_OPTS=-verbose:gc -XX:+PrintHeapAtGC -XX:+PrintGCDetails -XX:+PrintGCDateStamps -XX:+PrintGCTimeStamps -XX:+PrintTenuringDistribution -XX:+PrintGCApplicationStoppedTime
REM These GC settings have shown to work well for a number of common Solr workloads
set GC_TUNE=-XX:-UseSuperWord ^
@@ -34,11 +34,13 @@ set GC_TUNE=-XX:-UseSuperWord ^
-XX:TargetSurvivorRatio=90 ^
-XX:MaxTenuringThreshold=8 ^
-XX:+UseConcMarkSweepGC ^
+ -XX:+UseParNewGC ^
+ -XX:ConcGCThreads=4 -XX:ParallelGCThreads=4 ^
-XX:+CMSScavengeBeforeRemark ^
-XX:PretenureSizeThreshold=64m ^
-XX:CMSFullGCsBeforeCompaction=1 ^
-XX:+UseCMSInitiatingOccupancyOnly ^
- -XX:CMSInitiatingOccupancyFraction=70 ^
+ -XX:CMSInitiatingOccupancyFraction=50 ^
-XX:CMSTriggerPermRatio=80 ^
-XX:CMSMaxAbortablePrecleanTime=6000 ^
-XX:+CMSParallelRemarkEnabled ^
Modified: lucene/dev/trunk/solr/bin/solr.in.sh
URL: http://svn.apache.org/viewvc/lucene/dev/trunk/solr/bin/solr.in.sh?rev=1630550&r1=1630549&r2=1630550&view=diff
==============================================================================
--- lucene/dev/trunk/solr/bin/solr.in.sh (original)
+++ lucene/dev/trunk/solr/bin/solr.in.sh Thu Oct 9 18:42:21 2014
@@ -23,7 +23,7 @@ SOLR_JAVA_MEM="-Xms512m -Xmx512m -XX:Max
# Enable verbose GC logging
GC_LOG_OPTS="-verbose:gc -XX:+PrintHeapAtGC -XX:+PrintGCDetails \
--XX:+PrintGCDateStamps -XX:+PrintGCTimeStamps -XX:+PrintTenuringDistribution"
+-XX:+PrintGCDateStamps -XX:+PrintGCTimeStamps -XX:+PrintTenuringDistribution -XX:+PrintGCApplicationStoppedTime"
# These GC settings have shown to work well for a number of common Solr workloads
GC_TUNE="-XX:-UseSuperWord \
@@ -32,11 +32,13 @@ GC_TUNE="-XX:-UseSuperWord \
-XX:TargetSurvivorRatio=90 \
-XX:MaxTenuringThreshold=8 \
-XX:+UseConcMarkSweepGC \
+-XX:+UseParNewGC \
+-XX:ConcGCThreads=4 -XX:ParallelGCThreads=4 \
-XX:+CMSScavengeBeforeRemark \
-XX:PretenureSizeThreshold=64m \
-XX:CMSFullGCsBeforeCompaction=1 \
-XX:+UseCMSInitiatingOccupancyOnly \
--XX:CMSInitiatingOccupancyFraction=70 \
+-XX:CMSInitiatingOccupancyFraction=50 \
-XX:CMSTriggerPermRatio=80 \
-XX:CMSMaxAbortablePrecleanTime=6000 \
-XX:+CMSParallelRemarkEnabled \