archive/jdk
1
0
Fork 0
mirror of https://github.com/openjdk/jdk.git synced 2025-09-21 19:44:41 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

6521376: MaxTenuringThreshold and AlwayTenure/NeverTenure consistency

Browse source 
Adapt InitialTenuringThreshold and MaxTenuringThreshold according to AlwaysTenure/NeverTenure flag setting.

Reviewed-by: jmasa, tschatzl
This commit is contained in:
Tao Mao 2014-03-26 12:49:34 +01:00
parent 547e8e4b75
commit 7a39c2c7d5
6 changed files with 313 additions and 35 deletions
Download patch file Download diff file Expand all files Collapse all files

11
hotspot/src/share/vm/gc_implementation/parallelScavenge/psScavenge.cpp
View file

@ -550,7 +550,8 @@ bool PSScavenge::invoke_no_policy() {
if (PrintTenuringDistribution) {
gclog_or_tty->cr();
gclog_or_tty->print_cr("Desired survivor size " SIZE_FORMAT " bytes, new threshold %u (max %u)",
gclog_or_tty->print_cr("Desired survivor size " SIZE_FORMAT " bytes, new threshold "
UINTX_FORMAT " (max threshold " UINTX_FORMAT ")",
size_policy->calculated_survivor_size_in_bytes(),
_tenuring_threshold, MaxTenuringThreshold);
}
@ -829,10 +830,10 @@ GCTaskManager* const PSScavenge::gc_task_manager() {
void PSScavenge::initialize() {
// Arguments must have been parsed
if (AlwaysTenure) {
_tenuring_threshold = 0;
} else if (NeverTenure) {
_tenuring_threshold = markOopDesc::max_age + 1;
if (AlwaysTenure || NeverTenure) {
assert(MaxTenuringThreshold == 0 || MaxTenuringThreshold == markOopDesc::max_age + 1,
err_msg("MaxTenuringThreshold should be 0 or markOopDesc::max_age + 1, but is ", MaxTenuringThreshold));
_tenuring_threshold = MaxTenuringThreshold;
} else {
// We want to smooth out our startup times for the AdaptiveSizePolicy
_tenuring_threshold = (UseAdaptiveSizePolicy) ? InitialTenuringThreshold :