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8164936: G1 age table printout contains contents from previous GC

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Split tenuring threshold update and printing into two separate parts so that they can be used independently.

Reviewed-by: jmasa, sangheki
This commit is contained in:
Thomas Schatzl 2016-09-02 09:49:10 +02:00
parent 8b9c8fc1c4
commit e4f4b40488
8 changed files with 154 additions and 23 deletions
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8
hotspot/src/share/vm/gc/shared/ageTable.hpp
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@ -29,8 +29,6 @@
#include "oops/oop.hpp"
#include "runtime/perfData.hpp"
class GCPolicyCounters;
/* Copyright (c) 1992, 2016, Oracle and/or its affiliates, and Stanford University.
See the LICENSE file for license information. */
@ -67,10 +65,12 @@ class AgeTable VALUE_OBJ_CLASS_SPEC {
// for parallel young generation gc.
void merge(AgeTable* subTable);
// calculate new tenuring threshold based on age information
uint compute_tenuring_threshold(size_t survivor_capacity, GCPolicyCounters* gc_counters);
// Calculate new tenuring threshold based on age information.
uint compute_tenuring_threshold(size_t desired_survivor_size);
void print_age_table(uint tenuring_threshold);
private:
PerfVariable* _perf_sizes[table_size];
};