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Move netty numDirectArenas to jvm.options (#46104) 

We currently configure io.netty.allocator.numDirectArenas to be 0 in the
jvm erconomics class. This is a config that we always want to set, so it
makes sense to move it to jvm.options.
This commit is contained in:
Tim Brooks 2019-08-28 19:14:41 -06:00
parent 28006fe19f
commit 70507e1041
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2 changed files with 1 additions and 3 deletions
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1
distribution/src/config/jvm.options
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@ -81,6 +81,7 @@
-Dio.netty.noUnsafe=true -Dio.netty.noUnsafe=true
-Dio.netty.noKeySetOptimization=true -Dio.netty.noKeySetOptimization=true
-Dio.netty.recycler.maxCapacityPerThread=0 -Dio.netty.recycler.maxCapacityPerThread=0
-Dio.netty.allocator.numDirectArenas=0
# log4j 2 # log4j 2
-Dlog4j.shutdownHookEnabled=false -Dlog4j.shutdownHookEnabled=false

3
distribution/tools/launchers/src/main/java/org/elasticsearch/tools/launchers/JvmErgonomics.java
View File

@ -64,9 +64,6 @@ final class JvmErgonomics {
ergonomicChoices.add("-Dio.netty.allocator.type=pooled"); ergonomicChoices.add("-Dio.netty.allocator.type=pooled");
} }
} }
if (systemProperties.containsKey("io.netty.allocator.numDirectArenas") == false) {
ergonomicChoices.add("-Dio.netty.allocator.numDirectArenas=0");
}
final long maxDirectMemorySize = extractMaxDirectMemorySize(finalJvmOptions); final long maxDirectMemorySize = extractMaxDirectMemorySize(finalJvmOptions);
if (maxDirectMemorySize == 0) { if (maxDirectMemorySize == 0) {
ergonomicChoices.add("-XX:MaxDirectMemorySize=" + heapSize / 2); ergonomicChoices.add("-XX:MaxDirectMemorySize=" + heapSize / 2);