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SubjectRe: [linus:master] [apparmor] 1ad22fcc4d: stress-ng.kill.ops_per_sec -42.5% regression
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On 1/27/23 17:37, Yin, Fengwei wrote:
> Hi John,
>
> On 12/31/2022 3:18 PM, kernel test robot wrote:
>>
>> Greeting,
>>
>> FYI, we noticed a -42.5% regression of stress-ng.kill.ops_per_sec due to commit:
>>
>>
>> commit: 1ad22fcc4d0d2fb2e0f35aed555a86d016d5e590 ("apparmor: rework profile->rules to be a list")
>> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master
>>
>> in testcase: stress-ng
>> on test machine: 96 threads 2 sockets Intel(R) Xeon(R) Gold 6252 CPU @ 2.10GHz (Cascade Lake) with 512G memory
>> with following parameters:
>>
>> nr_threads: 10%
>> disk: 1HDD
>> testtime: 60s
>> fs: ext4
>> class: os
>> test: kill
>> cpufreq_governor: performance
> Do you think any other information need be collected for this regression
> report? Thanks.
>

no, I know what is causing it, I just haven't had time to fix it yet.

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