lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Date:   Tue, 9 Feb 2021 09:49:34 +0800
From:   Chengming Zhou <>
To:     Johannes Weiner <>
Subject: Re: [External] Re: [PATCH] psi: Add PSI_CPU_FULL state

在 2021/2/9 上午2:18, Johannes Weiner 写道:

> On Sun, Feb 07, 2021 at 03:24:02PM +0800, Chengming Zhou wrote:
>> The FULL state doesn't exist for the CPU resource at the system level,
>> but exist at the cgroup level, means all non-idle tasks in a cgroup are
>> delayed on the CPU resource which used by others outside of the cgroup.
>> Co-developed-by: Muchun Song <>
>> Signed-off-by: Muchun Song <>
>> Signed-off-by: Chengming Zhou <>
> Acked-by: Johannes Weiner <>
> That metric's come up in our production environment recently as well,
> it makes a lot of sense.
> In addition to outside competition, this also applies to downtimes
> enforced by cpu.max - another cgroup usecase that is worth mentioning
> in the changelog & code comment.

Thank you, I will add this and send patch-v2.

> Thanks

Powered by blists - more mailing lists