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8214388: CDS dumping fails with java heap fragmentation

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Force a full GC with a single thread before writing heap archive regions

Reviewed-by: sjohanss, jiangli
This commit is contained in:
Ioi Lam 2018-12-03 22:27:24 -08:00
parent ea532aa075
commit a0a108fb01
19 changed files with 489 additions and 35 deletions
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3
src/hotspot/share/gc/shared/gcCause.hpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2002, 2015, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2002, 2018, 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
@ -52,6 +52,7 @@ class GCCause : public AllStatic {
_wb_young_gc,
_wb_conc_mark,
_wb_full_gc,
_archive_time_gc,
/* implementation independent, but reserved for GC use */
_no_gc,