RE: Blocking I/O, async I/O and io_uring

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От tsunakawa.takay@fujitsu.com
Тема RE: Blocking I/O, async I/O and io_uring
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Msg-id TYAPR01MB29904542997994FDF79660B3FECD0@TYAPR01MB2990.jpnprd01.prod.outlook.com
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Ответ на Re: Blocking I/O, async I/O and io_uring  (Andres Freund <andres@anarazel.de>)
Ответы Re: Blocking I/O, async I/O and io_uring  (Andres Freund <andres@anarazel.de>)
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From: Andres Freund <andres@anarazel.de>
> Especially with direct IO
> checkpointing can be a lot faster *and* less impactful on the "regular"
> load.

I'm looking forward to this from the async+direct I/O, since the throughput of some write-heavy workload decreased by
halfor more during checkpointing (due to fsync?) Would you mind sharing any preliminary results on this if you have
something?


Regards
Takayuki Tsunakawa






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