Messages in this thread | | | From | Jens Axboe <> | Subject | Re: (subset) [RFC for-next v2 0/4] enable pcpu bio caching for IRQ I/O | Date | Thu, 20 Oct 2022 05:50:37 -0700 |
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On Tue, 18 Oct 2022 20:50:54 +0100, Pavel Begunkov wrote: > This series implements bio pcpu caching for normal / IRQ-driven I/O > extending REQ_ALLOC_CACHE currently limited to iopoll. The allocation side > still only works from non-irq context, which is the reason it's not enabled > by default, but turning it on for other users (e.g. filesystems) is > as a matter of passing a flag. > > t/io_uring with an Optane SSD setup showed +7% for batches of 32 requests > and +4.3% for batches of 8. > > [...]
Applied, thanks!
[1/4] bio: safeguard REQ_ALLOC_CACHE bio put commit: d4347d50407daea6237872281ece64c4bdf1ec99
Best regards, -- Jens Axboe
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