srinireddy2020 commented on PR #8018:
URL: https://github.com/apache/hbase/pull/8018#issuecomment-4192586196
> Do you have any performance numbers about the overhead?
Verified performance test in HBase Mini cluster with 350 tables. Observed
97.5% improvement for this changes.
Method: admin.listTableDescriptors(true)
Iterations: 100
Avg Time: 10311891.82 nanos
Min Time: 6341330 nanos
Max Time: 119611397 nanos
Median Time: 7631084 nanos
P95 Time: 16353979 nanos
P99 Time: 119611397 nanos
============================
Method: master.listTableDescriptorsByNamespace(null)
Iterations: 100
Avg Time: 253733.7 nanos
Min Time: 197507 nanos
Max Time: 511075 nanos
Median Time: 224771 nanos
P95 Time: 444529 nanos
P99 Time: 511075 nanos
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