pingcap / pingcap/tiflash

TiFlash MPP sometimes encountered LockException when running TPCC 1000 warehouse benchmark

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component/compute severity/minor type/bug
Dominant language
C++
Stars
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Forks
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Avg merge
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Merged PRs (30d)
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Description

Hard to reproduce.

Contributor guide

No contributing guide indexed for this repository

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reproducing the TPCC 1000 warehouse benchmark described in the issue and capture the LockException context. Investigate the failure path in TiFlash; done means the benchmark no longer encounters the exception or the issue has a documented root cause and regression coverage.

Written by the indexing model from the issue text.

Assessment

Tech stack
cpp
Domain
databases
Issue type
Bug
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
15/100

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