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8271064: ZGC several jvm08 perf regressions after JDK-8268372

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Reviewed-by: ayang, pliden, tschatzl
This commit is contained in:
Erik Österlund 2021-08-04 10:28:47 +00:00
parent ada58d13f7
commit 181483b90b
1 changed files with 1 additions and 2 deletions
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3
src/hotspot/share/gc/z/zDirector.cpp
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@ -212,8 +212,7 @@ ZDriverRequest rule_allocation_rate_dynamic() {
// Calculate time until GC given the time until OOM and GC duration.
// We also subtract the sample interval, so that we don't overshoot the
// target time and end up starting the GC too late in the next interval.
const double more_safety_for_fewer_workers = (ConcGCThreads - actual_gc_workers) * sample_interval;
const double time_until_gc = time_until_oom - actual_gc_duration - sample_interval - more_safety_for_fewer_workers;
const double time_until_gc = time_until_oom - actual_gc_duration - sample_interval;
log_debug(gc, director)("Rule: Allocation Rate (Dynamic GC Workers), "
"MaxAllocRate: %.1fMB/s (+/-%.1f%%), Free: " SIZE_FORMAT "MB, GCCPUTime: %.3f, "