提交 1db76b71 编写于 作者: C Chuansheng Lu 提交者: 云矅

[Misc] Use CMS as default GC policy

Summary:
- Port fix D2553 to Dragonwell
- Change default GC policy to UseConcMarkSweepGC

Test Plan: hotspot/test/gc/TestDefaultGC.sh

Reviewers: 井桐

Reviewed By: 井桐

Subscribers:

Differential Revision: https://aone.alibaba-inc.com/code/D849276
上级 5382b8e0
...@@ -1579,7 +1579,7 @@ void Arguments::select_gc_ergonomically() { ...@@ -1579,7 +1579,7 @@ void Arguments::select_gc_ergonomically() {
void Arguments::select_gc() { void Arguments::select_gc() {
if (!gc_selected()) { if (!gc_selected()) {
select_gc_ergonomically(); FLAG_SET_ERGO(bool, UseConcMarkSweepGC, true);
} }
} }
......
#
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#
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# published by the Free Software Foundation. Alibaba designates this
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#
#
# @test
# @summary test the default gc
# @run shell TestDefaultGC.sh
#
${TESTJAVA}/bin/java -XX:+PrintFlagsFinal -version | grep UseConcMarkSweepGC |grep true
if [ "0" == $? ];
then
echo "CMS is Default GC"
echo "--- Test passed"
else
echo "CMS is not Default GC"
echo "--- Test failed"
exit 1
fi
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