Mercurial > hg > graal-compiler
diff src/share/vm/gc_implementation/shared/allocationStats.hpp @ 2186:e49cfa28f585
6999988: CMS: Increased fragmentation leading to promotion failure after CR#6631166 got implemented
Summary: Fix calculation of _desired, in free list statistics, which was missing an intended set of parentheses.
Reviewed-by: poonam, jmasa
author | ysr |
---|---|
date | Tue, 01 Feb 2011 10:02:01 -0800 |
parents | f95d63e2154a |
children | 1d1603768966 |
line wrap: on
line diff
--- a/src/share/vm/gc_implementation/shared/allocationStats.hpp Mon Jan 31 16:28:40 2011 -0500 +++ b/src/share/vm/gc_implementation/shared/allocationStats.hpp Tue Feb 01 10:02:01 2011 -0800 @@ -116,10 +116,8 @@ _demand_rate_estimate.sample(rate); float new_rate = _demand_rate_estimate.padded_average(); ssize_t old_desired = _desired; - _desired = (ssize_t)(new_rate * (inter_sweep_estimate - + CMSExtrapolateSweep - ? intra_sweep_estimate - : 0.0)); + float delta_ise = (CMSExtrapolateSweep ? intra_sweep_estimate : 0.0); + _desired = (ssize_t)(new_rate * (inter_sweep_estimate + delta_ise)); if (PrintFLSStatistics > 1) { gclog_or_tty->print_cr("demand: %d, old_rate: %f, current_rate: %f, new_rate: %f, old_desired: %d, new_desired: %d", demand, old_rate, rate, new_rate, old_desired, _desired);