commit 59bed2 causes high compile duration resulting in 33% performance regression in sysbench read-write workload #38919
Labels
affects-6.4
severity/critical
sig/planner
SIG: Planner
type/bug
The issue is confirmed as a bug.
type/performance
Bug Report
Please answer these questions before submitting your issue. Thanks!
1. Minimal reproduce step (Required)
Deploy a tidb cluster with commit 510003d and commit 59bed2f and run sysbench oltp_read_write, oltp_read_only and hzbank workload
2. What did you expect to see? (Required)
No performance regression.
3. What did you see instead (Required)
#38841 causes high compile duration resulting in 33% performance regression in sysbench read-write workload, 5% regression in read-only, 6%-7% regression in hzbank workload.
4. What is your TiDB version? (Required)
commit 59bed2f
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