Unstable test testSuite.TestIterator

[zhouqiang-cl]

Bug Report

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[2021-07-13T23:51:04.856Z] FAIL: lockstore_test.go:91: testSuite.TestIterator

[2021-07-13T23:51:04.856Z] 

[2021-07-13T23:51:04.856Z] lockstore_test.go:98:

[2021-07-13T23:51:04.856Z]     c.Assert(ls.getArena().blocks, HasLen, 33)

[2021-07-13T23:51:04.856Z] ... obtained []*lockstore.arenaBlock = []*lockstore.arenaBlock{(*lockstore.arenaBlock)(0xc000808030), (*lockstore.arenaBlock)(0xc000808090), (*lockstore.arenaBlock)(0xc0008080c0), (*lockstore.arenaBlock)(0xc0008080f0), (*lockstore.arenaBlock)(0xc000808150), (*lockstore.arenaBlock)(0xc0008081b0), (*lockstore.arenaBlock)(0xc0008081e0), (*lockstore.arenaBlock)(0xc000808210), (*lockstore.arenaBlock)(0xc000808240), (*lockstore.arenaBlock)(0xc000808270), (*lockstore.arenaBlock)(0xc0008082a0), (*lockstore.arenaBlock)(0xc0008082d0), (*lockstore.arenaBlock)(0xc000808300), (*lockstore.arenaBlock)(0xc000808330), (*lockstore.arenaBlock)(0xc000808360), (*lockstore.arenaBlock)(0xc000808390), (*lockstore.arenaBlock)(0xc0008083c0), (*lockstore.arenaBlock)(0xc0008083f0), (*lockstore.arenaBlock)(0xc000808420), (*lockstore.arenaBlock)(0xc000808450), (*lockstore.arenaBlock)(0xc000808480), (*lockstore.arenaBlock)(0xc0008084b0), (*lockstore.arenaBlock)(0xc0008084e0), (*lockstore.arenaBlock)(0xc000808510), (*lockstore.arenaBlock)(0xc000808540), (*lockstore.arenaBlock)(0xc000808570), (*lockstore.arenaBlock)(0xc0008085a0), (*lockstore.arenaBlock)(0xc0008085d0), (*lockstore.arenaBlock)(0xc000808600), (*lockstore.arenaBlock)(0xc000808630), (*lockstore.arenaBlock)(0xc000808660), (*lockstore.arenaBlock)(0xc000808690), (*lockstore.arenaBlock)(0xc0008086c0), (*lockstore.arenaBlock)(0xc0008086f0)}

[2021-07-13T23:51:04.856Z] ... n int = 33

1. Minimal reproduce step (Required)

in ci https://ci.pingcap.net/blue/organizations/jenkins/tidb_ghpr_check_2/detail/tidb_ghpr_check_2/17129/pipeline

2. What did you expect to see? (Required)

3. What did you see instead (Required)

4. What is your TiDB version? (Required)

master

[bb7133]

There is little information related to the test case, and it cannot be reproduced.

I will close it for now.

[github-actions]

Please check whether the issue should be labeled with 'affects-x.y' or 'backport-x.y.z',
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