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8072061: Automatically determine optimal sizes for the CDS regions

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See new C++ class MetaspaceClosure.

Reviewed-by: coleenp, jiangli, mseledtsov
This commit is contained in:
Ioi Lam 2017-08-02 18:06:38 -07:00
parent 4b983a51fd
commit f7f193ae71
82 changed files with 2010 additions and 1622 deletions
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36
hotspot/src/share/vm/utilities/debug.cpp
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@ -275,42 +275,6 @@ void report_untested(const char* file, int line, const char* message) {
#endif // !PRODUCT
}
void report_out_of_shared_space(SharedSpaceType shared_space) {
if (shared_space == SharedOptional) {
// The estimated shared_optional_space size is large enough
// for all class bytes. It should not run out of space.
ShouldNotReachHere();
}
static const char* name[] = {
"shared read only space",
"shared read write space",
"shared miscellaneous data space",
"shared miscellaneous code space"
};
static const char* flag[] = {
"SharedReadOnlySize",
"SharedReadWriteSize",
"SharedMiscDataSize",
"SharedMiscCodeSize"
};
warning("\nThe %s is not large enough\n"
"to preload requested classes. Use -XX:%s=<size>\n"
"to increase the initial size of %s.\n",
name[shared_space], flag[shared_space], name[shared_space]);
exit(2);
}
void report_insufficient_metaspace(size_t required_size) {
warning("\nThe MaxMetaspaceSize of " SIZE_FORMAT " bytes is not large enough.\n"
"Either don't specify the -XX:MaxMetaspaceSize=<size>\n"
"or increase the size to at least " SIZE_FORMAT ".\n",
MaxMetaspaceSize, required_size);
exit(2);
}
void report_java_out_of_memory(const char* message) {
static jint out_of_memory_reported = 0;