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Subject [GitHub] ivankelly commented on a change in pull request #3650: Use less aggressive JVM memory settings in default config file
Date Fri, 22 Feb 2019 08:16:14 GMT
ivankelly commented on a change in pull request #3650: Use less aggressive JVM memory settings
in default config file
URL: https://github.com/apache/pulsar/pull/3650#discussion_r259243467
 
 

 ##########
 File path: conf/bkenv.sh
 ##########
 @@ -33,10 +33,13 @@ BOOKIE_CONF=${BOOKIE_CONF:-"$BK_HOME/conf/bookkeeper.conf"}
 # BOOKIE_LOG_DIR=
 
 # Memory size options
-BOOKIE_MEM=" -Xms2g -Xmx2g -XX:MaxDirectMemorySize=2g"
+BOOKIE_MEM=" -Xmx2g -XX:MaxDirectMemorySize=2g -XX:+ExitOnOutOfMemoryError"
 
 # Garbage collection options
-BOOKIE_GC=" -XX:+UseG1GC -XX:MaxGCPauseMillis=10 -XX:+ParallelRefProcEnabled -XX:+UnlockExperimentalVMOptions
-XX:+AggressiveOpts -XX:+DoEscapeAnalysis -XX:ParallelGCThreads=32 -XX:ConcGCThreads=32 -XX:G1NewSizePercent=50
-XX:+DisableExplicitGC -XX:-ResizePLAB"
+BOOKIE_GC=" -XX:+UseG1GC"
 
 Review comment:
   Is bookie GC really an issue? Doesn't the ack quorum being smaller than the write quorum
mask most GC blips?

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