Re: Question: t/io_uring performance

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(CC'ing Jens directly in case he missed the previous messages)

On Mon, 6 Sept 2021 at 15:28, Hans-Peter Lehmann
<hans-peter.lehmann@xxxxxxx> wrote:
>
> Hi Jens,
>
> not sure if you have read the emails in this thread - now trying to address you directly. Both Erwan and me are unable to reproduce your single-threaded IOPS measurements - we don't even get close to your numbers. The bottle-neck seems to be the CPU, not the SSDs. Did you use some special configuration for your benchmarks?
>
> Best regards
> Hans-Peter
>
> (I have also reproduced the behavior with an Intel processor now - the single-threaded throughput is also capped at around 580k IOPS, even though the SSDs can handle more than that when using multiple threads)



-- 
Sitsofe




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