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Tune Zookeeper memory usage

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Use Xms and Xmx=128M to reduce overall Zookeeper memory usage.
This commit is contained in:
Joshua Boniface
2023-09-01 15:42:24 -04:00
parent b4e36d146a
commit 2bd5cc5a25
1 changed files with 3 additions and 1 deletions
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4
roles/pvc/templates/zookeeper/environment.j2
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@@ -11,6 +11,8 @@ JMXLOCALONLY=false
# Increase the maximum buffer size from 1048575 (1MB) to 67108864 (64MB); required to allow a single `create` # Increase the maximum buffer size from 1048575 (1MB) to 67108864 (64MB); required to allow a single `create`
# transaction, in the /api/v1/restore specifically, of >1MB of data; 64MB seems a reasonable limit given my # transaction, in the /api/v1/restore specifically, of >1MB of data; 64MB seems a reasonable limit given my
# cluster is only ~5.2MB of raw JSON data and beyond 12x that seems like a cluster too large for PVC. # cluster is only ~5.2MB of raw JSON data and beyond 12x that seems like a cluster too large for PVC.
JAVA_OPTS="-Djava.net.preferIPv4Stack=True -Djute.maxbuffer=67108864" # Xms/Xmx=128M
# Reduce the Java memory size to minimize RAM consumption by Zookeeper.
JAVA_OPTS="-Djava.net.preferIPv4Stack=True -Djute.maxbuffer=67108864 -Xms128M -Xmx128M"
JAVA=/usr/bin/java JAVA=/usr/bin/java
CLASSPATH="/etc/zookeeper/conf:/usr/share/java/jline.jar:/usr/share/java/log4j-1.2.jar:/usr/share/java/xercesImpl.jar:/usr/share/java/xmlParserAPIs.jar:/usr/share/java/netty.jar:/usr/share/java/slf4j-api.jar:/usr/share/java/slf4j-log4j12.jar:/usr/share/java/zookeeper.jar" CLASSPATH="/etc/zookeeper/conf:/usr/share/java/jline.jar:/usr/share/java/log4j-1.2.jar:/usr/share/java/xercesImpl.jar:/usr/share/java/xmlParserAPIs.jar:/usr/share/java/netty.jar:/usr/share/java/slf4j-api.jar:/usr/share/java/slf4j-log4j12.jar:/usr/share/java/zookeeper.jar"