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improve default JVM GC options. patch by Jacob Kessler and Brandon Williams for CASSANDRA-1014 

git-svn-id: https://svn.apache.org/repos/asf/cassandra/branches/cassandra-0.6@947743 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Jonathan Ellis 2010-05-24 18:19:55 +00:00
parent 574893449f
commit e039a442b2
2 changed files with 4 additions and 5 deletions
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1
CHANGES.txt
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@ -25,6 +25,7 @@
* windows script for nodetool (CASSANDRA-1113)
* expose PhiConvictThreshold (CASSANDRA-1053)
* make repair of RF==1 a no-op (CASSANDRA-1090)
* improve default JVM GC options (CASSANDRA-1014)
0.6.1

8
bin/cassandra.in.sh
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@ -39,16 +39,14 @@ done
# Arguments to pass to the JVM
JVM_OPTS=" \
-ea \
-Xms128M \
-Xms256M \
-Xmx1G \
-XX:TargetSurvivorRatio=90 \
-XX:+AggressiveOpts \
-XX:+UseParNewGC \
-XX:+UseConcMarkSweepGC \
-XX:+CMSParallelRemarkEnabled \
-XX:SurvivorRatio=8 \
-XX:MaxTenuringThreshold=1 \
-XX:+HeapDumpOnOutOfMemoryError \
-XX:SurvivorRatio=128 \
-XX:MaxTenuringThreshold=0 \
-Dcom.sun.management.jmxremote.port=8080 \
-Dcom.sun.management.jmxremote.ssl=false \
-Dcom.sun.management.jmxremote.authenticate=false"