Michael Duller comments

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                                            Michael Duller

Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction

I am also seeing this. Nextcloud 12.0.4 with MariaDB 10.2.10, PHP 7.1.12. Redis enabled for caching and locking.

Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction

@MorrisJobke same here as @fractos - having this issue despite using redis for locking

Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction

I have been following #8239 and the recent improvements in locking. Version 13.0.5 still did not resolve the issues I observe with clients that upload in parallel. Files are silently...

Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction

Two more details I forgot to add: - like @warnerbryce I do see this deadlocks in the NC log but not in `SHOW ENGINE INNODB STATUS` (which I assume makes...

Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction

Thanks @rullzer for reopening. Please let me know if there is anything I can collect, test, etc. that helps. I just dragged 18 files (712MB) from Explorer to NC in...