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new e7444d2 KYLIN-4609 setenv.sh add zgc config for big memory
e7444d2 is described below
commit e7444d26d2c3b9e1a91e89d6a5d7a6a5cfbe357e
Author: chuxiao <chux...@didichuxing.com>
AuthorDate: Tue Jun 30 14:07:20 2020 +0800
KYLIN-4609 setenv.sh add zgc config for big memory
---
build/conf/setenv.sh | 3 +++
1 file changed, 3 insertions(+)
diff --git a/build/conf/setenv.sh b/build/conf/setenv.sh
index 314b9a2..fa34d12 100755
--- a/build/conf/setenv.sh
+++ b/build/conf/setenv.sh
@@ -30,6 +30,9 @@ export MALLOC_ARENA_MAX=${MALLOC_ARENA_MAX:-4}
# export KYLIN_JVM_SETTINGS="-Xms16g -Xmx16g -XX:MaxPermSize=512m
-XX:NewSize=3g -XX:MaxNewSize=3g -XX:SurvivorRatio=4
-XX:+CMSClassUnloadingEnabled -XX:+CMSParallelRemarkEnabled
-XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode
-XX:CMSInitiatingOccupancyFraction=70 -XX:+UseCMSInitiatingOccupancyOnly
-XX:+DisableExplicitGC -XX:+HeapDumpOnOutOfMemoryError -verbose:gc
-XX:+PrintGCDetails -XX:+PrintGCDateStamps -Xloggc:$KYLIN_HOME/logs/kylin.gc.%p
-XX:+UseGCLogFileRotation -XX:NumberOfGCLogFi [...]
+# for jdk version not less than 13
+# export KYLIN_JVM_SETTINGS="-Xms50g -Xmx50g -XX:+UnlockExperimentalVMOptions
-XX:+UseZGC -XX:+HeapDumpOnOutOfMemoryError -verbose:gc
-Xlog:gc*:$KYLIN_HOME/logs/kylin.gc.`date +'%Y%m%d%H%M'` -XX:+PrintFlagsFinal"
+
# uncomment following to for it to take effect(the values need adjusting to
fit your env)
# export KYLIN_DEBUG_SETTINGS="-Dcom.sun.management.jmxremote
-Dcom.sun.management.jmxremote.authenticate=false
-Dcom.sun.management.jmxremote.ssl=false"
