From: Christopher Lameter <cl@linux.com>
To: "Michal Koutný" <mkoutny@suse.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Michal Hocko <mhocko@kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
linux-mm@kvack.org
Subject: Re: SLUB: purpose of sysfs events on cache creation/removal
Date: Mon, 27 Jan 2020 23:04:53 +0000 (UTC) [thread overview]
Message-ID: <alpine.DEB.2.21.2001272304080.25307@www.lameter.com> (raw)
In-Reply-To: <20200127173336.GB17425@blackbody.suse.cz>
[-- Attachment #1: Type: text/plain, Size: 644 bytes --]
On Mon, 27 Jan 2020, Michal Koutný wrote:
> When I rerun the script with patched kernel, udev sit mostly idle (there
> were no other udev event sources). So the number can be said to drop to
> 0% CPU time / event/s.
>
> > Typically the author, but not always. If someone else is particularly
> > motivated to get a patch merged up they can take it over.
> Christopher, do you consider resending your patch? (I second that it
> exposes the internal details (wrt cgroup caches) and I can observe the
> just reading the events by udevd wastes CPU time.)
The patch exposes details of cgroup caches? Which patch are we talking
about?
next prev parent reply other threads:[~2020-01-27 23:04 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-26 12:19 Michal Hocko
2019-11-26 16:32 ` Christopher Lameter
2019-11-26 16:54 ` Michal Hocko
2019-11-27 15:40 ` Christopher Lameter
2019-11-27 16:24 ` Michal Hocko
2019-11-27 16:26 ` Christopher Lameter
2019-11-27 17:43 ` Michal Hocko
2019-12-04 13:28 ` Michal Hocko
2019-12-04 15:25 ` Christopher Lameter
2019-12-04 15:32 ` Michal Hocko
2019-12-04 16:53 ` Christopher Lameter
2019-12-04 17:32 ` Michal Hocko
2020-01-06 11:57 ` Michal Hocko
2020-01-06 15:51 ` Christopher Lameter
2020-01-09 14:52 ` Michal Hocko
2020-01-09 19:44 ` Andrew Morton
2020-01-09 20:13 ` Michal Hocko
2020-01-09 20:15 ` Michal Hocko
2020-01-17 17:13 ` Michal Koutný
2020-01-19 0:15 ` Andrew Morton
2020-01-27 17:33 ` Michal Koutný
2020-01-27 23:04 ` Christopher Lameter [this message]
2020-01-28 8:51 ` Michal Koutný
2020-01-28 18:13 ` Christopher Lameter
2020-01-30 13:16 ` Vlastimil Babka
2020-01-09 14:07 ` Vlastimil Babka
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