-server
-Xmx1G
-XX:-UseBiasedLocking
-XX:+UseG1GC
-XX:G1HeapRegionSize=32M
-XX:+ExplicitGCInvokesConcurrent
-XX:+HeapDumpOnOutOfMemoryError
-XX:+UseGCOverheadLimit
-XX:+ExitOnOutOfMemoryError
-XX:ReservedCodeCacheSize=256M
-Djdk.attach.allowAttachSelf=true
-Djdk.nio.maxCachedBufferSize=2000000