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From: Erwan Velu <e.velu@criteo.com>
To: Hans-Peter Lehmann <hans-peter.lehmann@kit.edu>,
	axboe@kernel.dk, fio@vger.kernel.org
Subject: Re: Question: t/io_uring performance
Date: Fri, 10 Sep 2021 13:45:57 +0200	[thread overview]
Message-ID: <85cdd7d0-aeb1-f726-7bd6-006f2b81fee9@criteo.com> (raw)
In-Reply-To: <812cac88-dd29-852f-2370-4121376ac64e@kit.edu>


Le 10/09/2021 à 13:25, Hans-Peter Lehmann a écrit :
>> it's definitely more expensive to drive two drives vs one for these 
>> kinds of tests. [...] it does show extra overhead for polling 2 
>> drives vs just one.
>
> Oh, right. Sorry. Thanks a lot for the interesting measurements. Also, 
> I somehow missed that you already are at 3.5M IOPS. Crazy.
>
Spoiler, it went up to 6M/core with 3 Optane ...

https://twitter.com/axboe/status/1435741761897254916


  reply	other threads:[~2021-09-10 11:46 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-25 15:57 Question: t/io_uring performance Hans-Peter Lehmann
2021-08-26  7:27 ` Erwan Velu
2021-08-26 15:57   ` Hans-Peter Lehmann
2021-08-27  7:20     ` Erwan Velu
2021-09-01 10:36       ` Hans-Peter Lehmann
2021-09-01 13:17         ` Erwan Velu
2021-09-01 14:02           ` Hans-Peter Lehmann
2021-09-01 14:05             ` Erwan Velu
2021-09-01 14:17               ` Erwan Velu
2021-09-06 14:26                 ` Hans-Peter Lehmann
2021-09-06 14:41                   ` Erwan Velu
2021-09-08 11:53                   ` Sitsofe Wheeler
2021-09-08 12:22                     ` Jens Axboe
2021-09-08 12:41                       ` Jens Axboe
2021-09-08 16:12                         ` Hans-Peter Lehmann
2021-09-08 16:20                           ` Jens Axboe
2021-09-08 21:24                             ` Hans-Peter Lehmann
2021-09-08 21:34                               ` Jens Axboe
2021-09-10 11:25                                 ` Hans-Peter Lehmann
2021-09-10 11:45                                   ` Erwan Velu [this message]
2021-09-08 12:33                 ` Jens Axboe
2021-09-08 17:11                   ` Erwan Velu
2021-09-08 22:37                     ` Erwan Velu
2021-09-16 21:18                       ` Erwan Velu
2021-09-21  7:05                         ` Erwan Velu
2021-09-22 14:45                           ` Hans-Peter Lehmann

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