diff options
Diffstat (limited to 'tools/jdk/default_java_toolchain.bzl')
| -rw-r--r-- | tools/jdk/default_java_toolchain.bzl | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/jdk/default_java_toolchain.bzl b/tools/jdk/default_java_toolchain.bzl index f4dc03577c..c518d026b3 100644 --- a/tools/jdk/default_java_toolchain.bzl +++ b/tools/jdk/default_java_toolchain.bzl @@ -19,6 +19,10 @@ JDK8_JVM_OPTS = [ ] JDK9_JVM_OPTS = [ + # In JDK9 we have seen a ~30% slow down in JavaBuilder performance when using + # G1 collector and having compact strings enabled. + "-XX:+UseParallelOldGC", + "-XX:-CompactStrings", # Allow JavaBuilder to access internal javac APIs. "--add-exports=jdk.compiler/com.sun.tools.javac.api=ALL-UNNAMED", "--add-exports=jdk.compiler/com.sun.tools.javac.code=ALL-UNNAMED", |