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9d2ac71c
编写于
6月 25, 2013
作者:
J
jmasa
浏览文件
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浏览文件
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电子邮件补丁
差异文件
8014851: UseAdaptiveGCBoundary is broken
Reviewed-by: tschatzl, brutisso
上级
02768f4f
变更
4
隐藏空白更改
内联
并排
Showing
4 changed file
with
75 addition
and
1 deletion
+75
-1
src/share/vm/gc_implementation/parallelScavenge/asPSOldGen.cpp
...hare/vm/gc_implementation/parallelScavenge/asPSOldGen.cpp
+11
-0
src/share/vm/gc_implementation/parallelScavenge/asPSOldGen.hpp
...hare/vm/gc_implementation/parallelScavenge/asPSOldGen.hpp
+2
-0
src/share/vm/gc_implementation/parallelScavenge/psOldGen.hpp
src/share/vm/gc_implementation/parallelScavenge/psOldGen.hpp
+1
-1
test/gc/parallelScavenge/AdaptiveGCBoundary.java
test/gc/parallelScavenge/AdaptiveGCBoundary.java
+61
-0
未找到文件。
src/share/vm/gc_implementation/parallelScavenge/asPSOldGen.cpp
浏览文件 @
9d2ac71c
...
...
@@ -70,6 +70,17 @@ ASPSOldGen::ASPSOldGen(PSVirtualSpace* vs,
_virtual_space
=
vs
;
}
void
ASPSOldGen
::
initialize_work
(
const
char
*
perf_data_name
,
int
level
)
{
PSOldGen
::
initialize_work
(
perf_data_name
,
level
);
// The old gen can grow to gen_size_limit(). _reserve reflects only
// the current maximum that can be committed.
assert
(
_reserved
.
byte_size
()
<=
gen_size_limit
(),
"Consistency check"
);
initialize_performance_counters
(
perf_data_name
,
level
);
}
void
ASPSOldGen
::
reset_after_change
()
{
_reserved
=
MemRegion
((
HeapWord
*
)
virtual_space
()
->
low_boundary
(),
(
HeapWord
*
)
virtual_space
()
->
high_boundary
());
...
...
src/share/vm/gc_implementation/parallelScavenge/asPSOldGen.hpp
浏览文件 @
9d2ac71c
...
...
@@ -50,6 +50,8 @@ class ASPSOldGen : public PSOldGen {
size_t
max_gen_size
()
{
return
_reserved
.
byte_size
();
}
void
set_gen_size_limit
(
size_t
v
)
{
_gen_size_limit
=
v
;
}
virtual
void
initialize_work
(
const
char
*
perf_data_name
,
int
level
);
// After a shrink or expand reset the generation
void
reset_after_change
();
...
...
src/share/vm/gc_implementation/parallelScavenge/psOldGen.hpp
浏览文件 @
9d2ac71c
...
...
@@ -110,7 +110,7 @@ class PSOldGen : public CHeapObj<mtGC> {
virtual
void
initialize
(
ReservedSpace
rs
,
size_t
alignment
,
const
char
*
perf_data_name
,
int
level
);
void
initialize_virtual_space
(
ReservedSpace
rs
,
size_t
alignment
);
void
initialize_work
(
const
char
*
perf_data_name
,
int
level
);
v
irtual
v
oid
initialize_work
(
const
char
*
perf_data_name
,
int
level
);
virtual
void
initialize_performance_counters
(
const
char
*
perf_data_name
,
int
level
);
MemRegion
reserved
()
const
{
return
_reserved
;
}
...
...
test/gc/parallelScavenge/AdaptiveGCBoundary.java
0 → 100644
浏览文件 @
9d2ac71c
/*
* Copyright (c) 2013, Oracle and/or its affiliates. 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.
*
* 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.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/**
* @test AdaptiveGCBoundary
* @summary UseAdaptiveGCBoundary is broken
* @bug 8014546
* @key gc
* @key regression
* @library /testlibrary
* @run main/othervm AdaptiveGCBoundary
* @author jon.masamitsu@oracle.com
*/
import
com.oracle.java.testlibrary.*
;
public
class
AdaptiveGCBoundary
{
public
static
void
main
(
String
args
[])
throws
Exception
{
ProcessBuilder
pb
=
ProcessTools
.
createJavaProcessBuilder
(
"-showversion"
,
"-XX:+UseParallelGC"
,
"-XX:+UseAdaptiveGCBoundary"
,
"-XX:+PrintCommandLineFlags"
,
SystemGCCaller
.
class
.
getName
()
);
OutputAnalyzer
output
=
new
OutputAnalyzer
(
pb
.
start
());
output
.
shouldContain
(
"+UseAdaptiveGCBoundary"
);
output
.
shouldNotContain
(
"error"
);
output
.
shouldHaveExitValue
(
0
);
}
static
class
SystemGCCaller
{
public
static
void
main
(
String
[]
args
)
{
System
.
gc
();
}
}
}
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