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Temp workaround: use a single thread to generate native image #6066

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Dec 9, 2019
Merged

Temp workaround: use a single thread to generate native image #6066

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5 changes: 5 additions & 0 deletions core/deployment/src/main/java/io/quarkus/deployment/pkg/steps/NativeImageBuildStep.java
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Original file line number Diff line number Diff line change
Expand Up @@ -203,6 +203,11 @@ public NativeImageBuildItem build(NativeConfig nativeConfig, NativeImageSourceJa
command.add("-H:InitialCollectionPolicy=com.oracle.svm.core.genscavenge.CollectionPolicy$BySpaceAndTime"); //the default collection policy results in full GC's 50% of the time
command.add("-jar");
command.add(runnerJarName);
//dynamic proxy generation is not thread safe
//should be fixed in 19.3.1
//but we need to add this option back to prevent intermittent failures
//https://github.com/oracle/graal/issues/1927
command.add("-J-Djava.util.concurrent.ForkJoinPool.common.parallelism=1");
if (nativeConfig.enableFallbackImages) {
command.add("-H:FallbackThreshold=5");
} else {
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