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() {
void Arguments::select_gc() {
if (!gc_selected()) {
select_gc_ergonomically();
FLAG_SET_ERGO(bool, UseConcMarkSweepGC, true);
}
}
......
#
# Copyright (c) 2019 Alibaba Group Holding Limited. All Rights Reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#
# This code is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 only, as
# published by the Free Software Foundation. Alibaba designates this
# particular file as subject to the "Classpath" exception as provided
# by Oracle in the LICENSE file that accompanied this code.
#
# This code is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# version 2 for more details (a copy is included in the LICENSE file that
# accompanied this code).
#
# You should have received a copy of the GNU General Public License version
# 2 along with this work; if not, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
#
#
# @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
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册