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Deadlock on PeerPessimisticLocks between raftstore and shceduler workers #16340
Labels
affects-7.6
severity/critical
sig/transaction
SIG: Transaction
type/bug
The issue is confirmed as a bug.
Comments
cfzjywxk
added
priority/critical
Priority: Critical
sig/transaction
SIG: Transaction
affects-7.6
labels
Jan 9, 2024
1 task
ti-chi-bot bot
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Jan 10, 2024
ref #16340 Try to fix the possible deadlock caused by scan lock. Signed-off-by: cfzjywxk <cfzjywxk@gmail.com> Co-authored-by: ti-chi-bot[bot] <108142056+ti-chi-bot[bot]@users.noreply.github.com>
Fixed by #16342 |
pingandb
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Jan 18, 2024
ref tikv#16340 Try to fix the possible deadlock caused by scan lock. Signed-off-by: cfzjywxk <cfzjywxk@gmail.com> Co-authored-by: ti-chi-bot[bot] <108142056+ti-chi-bot[bot]@users.noreply.github.com> Signed-off-by: pingandb <songge102@pingan.com.cn>
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Labels
affects-7.6
severity/critical
sig/transaction
SIG: Transaction
type/bug
The issue is confirmed as a bug.
Bug Report
Found dead locks between scheduler workers and raftstore.
This is also the root cause of #16337 #16290 and #16235
Raftstore backtrace
Scheduler worker backtrace
What version of TiKV are you using?
nightly 2024-01-08
What did you expect?
No deadlock
What did happened?
Deadlock
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