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scanRegions report error when tikv count has 50+ nodes. #50280

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3pointer opened this issue Jan 10, 2024 · 0 comments · Fixed by #50255
Closed

scanRegions report error when tikv count has 50+ nodes. #50280

3pointer opened this issue Jan 10, 2024 · 0 comments · Fixed by #50255
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affects-7.6 component/br This issue is related to BR of TiDB. severity/major type/bug The issue is confirmed as a bug.

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@3pointer
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Bug Report

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

  1. Deploy a huge cluster(50+ tikv nodes)
  2. run v7.6.0-pre br with coarse-grained restore with 500k regions.

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

restore success

3. What did you see instead (Required)

restore report error
split region failed: err=message:\"key 0000000000000000F7 is not in region key range [7480000000000001FFAE5F72FFFFFFFFFFFFFFFFFF0000000000FB, 748000FFFFFFFFFFFFF900000000000000F8) for region 110\" key_not_in_region:<key:\"\\000\\000\\000\\000\\000\\000\\000\\000\\367\

4. What is your TiDB version? (Required)

v7.6.0-pre
@3pointer 3pointer added type/bug The issue is confirmed as a bug. affects-7.6 labels Jan 10, 2024
@3pointer 3pointer mentioned this issue Jan 10, 2024
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@jebter jebter added the component/br This issue is related to BR of TiDB. label Jan 12, 2024
ti-chi-bot bot pushed a commit that referenced this issue Jan 15, 2024
@3pointer
restore: limit scan region concurency during restore (#50255)
2ca9f98 
close #50280
@ti-chi-bot ti-chi-bot mentioned this issue Jan 15, 2024
Merged
13 tasks
ti-chi-bot bot pushed a commit that referenced this issue Jan 15, 2024
@ti-chi-bot
restore: limit scan region concurency during restore (#50255) (#50428)
fbedbf9 
close #50280
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affects-7.6 component/br This issue is related to BR of TiDB. severity/major type/bug The issue is confirmed as a bug.
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restore: limit scan region concurency during restore 3pointer/tidb
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@jebter @3pointer