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8030177: G1: Enable TLAB resizing

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Reviewed-by: tschatzl, stefank, jmasa
This commit is contained in:
Bengt Rutisson 2014-01-27 13:14:53 +01:00
parent 81ba2e32c0
commit 9b29efeb63
20 changed files with 141 additions and 74 deletions
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20
hotspot/src/share/vm/gc_implementation/shared/mutableNUMASpace.cpp
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@ -173,6 +173,26 @@ size_t MutableNUMASpace::tlab_capacity(Thread *thr) const {
return lgrp_spaces()->at(i)->space()->capacity_in_bytes();
}
size_t MutableNUMASpace::tlab_used(Thread *thr) const {
// Please see the comments for tlab_capacity().
guarantee(thr != NULL, "No thread");
int lgrp_id = thr->lgrp_id();
if (lgrp_id == -1) {
if (lgrp_spaces()->length() > 0) {
return (used_in_bytes()) / lgrp_spaces()->length();
} else {
assert(false, "There should be at least one locality group");
return 0;
}
}
int i = lgrp_spaces()->find(&lgrp_id, LGRPSpace::equals);
if (i == -1) {
return 0;
}
return lgrp_spaces()->at(i)->space()->used_in_bytes();
}
size_t MutableNUMASpace::unsafe_max_tlab_alloc(Thread *thr) const {
// Please see the comments for tlab_capacity().
guarantee(thr != NULL, "No thread");