From 9a1f15b3eb0429c64d0cccd46809dfb09d56377c Mon Sep 17 00:00:00 2001 From: Holger Levsen Date: Tue, 30 Oct 2018 22:12:18 +0100 Subject: [PATCH] more stabbing after re-reading https://jenkins.io/blog/2016/11/21/gc-tuning/ Signed-off-by: Holger Levsen --- hosts/jenkins/etc/default/jenkins | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/hosts/jenkins/etc/default/jenkins b/hosts/jenkins/etc/default/jenkins index bb2a1e310..76cf27358 100644 --- a/hosts/jenkins/etc/default/jenkins +++ b/hosts/jenkins/etc/default/jenkins @@ -17,7 +17,7 @@ JAVA_ARGS="-Djava.awt.headless=true" #JAVA_ARGS="-Xmx256m" #JAVA_ARGS="-Djava.net.preferIPv4Stack=true" # make jenkins listen on IPv4 address # See some recommendation from https://jenkins.io/blog/2016/11/21/gc-tuning/ -JAVA_ARGS="$JAVA_ARGS -Xms4G -Xmx8G" # heap settings +JAVA_ARGS="$JAVA_ARGS -Xms8G -Xmx24G" # heap settings JAVA_ARGS="$JAVA_ARGS -server -XX:+AlwaysPreTouch" # store heap dumps in case of OOM, to investigate it later JAVA_ARGS="$JAVA_ARGS -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=$JENKINS_HOME/heapDumps/" @@ -30,8 +30,8 @@ JAVA_ARGS="$JAVA_ARGS -XX:+PrintGCCause -XX:+PrintTenuringDistribution -XX:+Prin JAVA_ARGS="$JAVA_ARGS -XX:+UseG1GC -XX:+ExplicitGCInvokesConcurrent -XX:+ParallelRefProcEnabled -XX:+UseStringDeduplication" JAVA_ARGS="$JAVA_ARGS -XX:+UnlockExperimentalVMOptions -XX:G1NewSizePercent=20 -XX:+UnlockDiagnosticVMOptions -XX:G1SummarizeRSetStatsPeriod=1" # h01ger trying stuff -JAVA_ARGS="$JAVA_ARGS -XX:+UseCompressedOops" -MALLOC_ARENA_MAX=2 +JAVA_ARGS="$JAVA_ARGS -XX:+UseCompressedOops -XX:+UseCompressedClassPointers" +export MALLOC_ARENA_MAX=2 # make jenkins listen on IPv4 address #JAVA_ARGS="-Djava.net.preferIPv4Stack=true" -- GitLab