srinireddy2020 commented on PR #8018:
URL: https://github.com/apache/hbase/pull/8018#issuecomment-4233782219
> I mean the performance change in real workload.
>
> I see that you have changed two places, what is the performance numbers
for these two places before and after this PR?
I validated the performance test on a real HBase cluster with 400 tables.
Here are the observations:
For rsGroup changes observed 42.5% improvement.
For RSGroup (with out fix)
Iterations: 100
Avg Time: 41175178.39 nanos
Min Time: 29244928 nanos
Max Time: 81204085 nanos
Median Time: 37750862 nanos
P95 Time: 59508779 nanos
P99 Time: 69041148 nanos
============================
For RSGroup (with fix)
Iterations: 100
Avg Time: 23654449.31 nanos
Min Time: 16609079 nanos
Max Time: 36157928 nanos
Median Time: 22623794 nanos
P95 Time: 32494615 nanos
P99 Time: 35838576 nanos
============================
For SnapshotQuotaObserverChore observed 40.6% improvement
Improvement 40.6%
For SnapshotQuota (with out fix)
Iterations: 100
Avg Time: 43582296.45 nanos
Min Time: 31566942 nanos
Max Time: 82250476 nanos
Median Time: 38645752 nanos
P95 Time: 62457758 nanos
P99 Time: 70146689 nanos
============================
For SnapshotQuota (with fix)
Iterations: 100
Avg Time: 25858876.45 nanos
Min Time: 17589768 nanos
Max Time: 38564598 nanos
Median Time: 23498268 nanos
P95 Time: 33386064 nanos
P99 Time: 37569430 nanos
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