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From: Jens Axboe <[email protected]>
To: Yin Fengwei <[email protected]>,
	kernel test robot <[email protected]>
Cc: LKML <[email protected]>,
	[email protected], [email protected], [email protected]
Subject: Re: [LKP] Re: [io_uring] 584b0180f0: phoronix-test-suite.fio.SequentialWrite.IO_uring.Yes.Yes.1MB.DefaultTestDirectory.mb_s -10.2% regression
Date: Mon, 18 Jul 2022 10:27:04 -0600	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

On 7/17/22 9:30 PM, Yin Fengwei wrote:
> Hi Jens,
> 
> On 7/15/2022 11:58 PM, Jens Axboe wrote:
>> In terms of making this more obvious, does the below also fix it for
>> you?
> 
> The regression is still there after applied the change you posted.

Still don't see the regression here, using ext4. I get about 1020-1045
IOPS with or without the patch you sent.

This is running it in a vm, and the storage device is nvme. What is
hosting your ext4 fs?

-- 
Jens Axboe


  reply	other threads:[~2022-07-18 16:27 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20220527092432.GE11731@xsang-OptiPlex-9020>
2022-05-27 13:50 ` [io_uring] 584b0180f0: phoronix-test-suite.fio.SequentialWrite.IO_uring.Yes.Yes.1MB.DefaultTestDirectory.mb_s -10.2% regression Jens Axboe
2022-06-08  8:00   ` Oliver Sang
2022-06-14  1:54   ` [LKP] " Yin Fengwei
2022-07-12  8:06   ` Yin Fengwei
2022-07-15 15:58     ` Jens Axboe
2022-07-18  0:58       ` Yin Fengwei
2022-07-18  1:14         ` Jens Axboe
2022-07-18  3:30       ` Yin Fengwei
2022-07-18 16:27         ` Jens Axboe [this message]
2022-07-19  0:27           ` Yin Fengwei
2022-07-19  2:16           ` Yin Fengwei
2022-07-19  2:29             ` Jens Axboe
2022-07-19  8:58               ` Yin Fengwei
2022-07-20 17:24                 ` Jens Axboe
2022-07-20 18:13                   ` Jens Axboe
2022-07-20 23:25                     ` Yin Fengwei
2022-07-21  2:59                     ` Yin Fengwei
2022-07-21  3:08                   ` Yin Fengwei

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