Re: RE: very low IOPS due to "block: reduce kblockd_mod_delayed_work_on() CPU consumption"

From: Yin Fengwei
Date: Mon Dec 27 2021 - 21:41:19 EST


Hi Jens, Dexuan,

On 12/20/2021 1:15 PM, Dexuan Cui wrote:
>> From: Jens Axboe <axboe@xxxxxxxxx>
>> Sent: Sunday, December 19, 2021 7:28 AM
>>> ...
>>> Dexuan, can you test this for your test case too? I'm going to queue
>>> up a revert for -rc6 just in case.
>>
>> This one should be better...
>> ...
>> Jens Axboe
>
> Hi Jens, sorry -- unluckily I lost the test environment.. :-(
> I pinged the user to set up the test environment again, but he's
> on vacation till the beginning of January.

We hit this issue in our testing env also and will help to verify
your fixing patch. Thanks.


Regards
Yin, Fengwei