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8028993: Full collections with ParallelScavenge slower in JDK 8 compared to 7u40

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Reducing the number of calls to follow_class_loader to speed up the marking phase. Also removed some unnecessary calls to adjust_klass.

Reviewed-by: stefank, jmasa, mgerdin
This commit is contained in:
Stefan Johansson 2013-12-10 10:31:00 +01:00
parent 5d5b1157d1
commit 5f4d0e9c25
8 changed files with 25 additions and 54 deletions
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hotspot/src/share/vm/oops/objArrayKlass.cpp
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@ -587,7 +587,6 @@ int ObjArrayKlass::oop_update_pointers(ParCompactionManager* cm, oop obj) {
assert (obj->is_objArray(), "obj must be obj array");
objArrayOop a = objArrayOop(obj);
int size = a->object_size();
a->update_header(cm);
ObjArrayKlass_OOP_ITERATE(a, p, PSParallelCompact::adjust_pointer(p))
return size;
}