From: Dave Jones <davej@codemonkey.org.uk>
To: Linux Kernel <linux-kernel@vger.kernel.org>,
peterz@infradead.org, mgorman@techsingularity.net,
mingo@kernel.org, Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: weird loadavg on idle machine post 5.7
Date: Thu, 2 Jul 2020 15:46:00 -0400 [thread overview]
Message-ID: <20200702194600.GA28941@codemonkey.org.uk> (raw)
In-Reply-To: <20200702171548.GA11813@codemonkey.org.uk>
On Thu, Jul 02, 2020 at 01:15:48PM -0400, Dave Jones wrote:
> When I upgraded my firewall to 5.7-rc2 I noticed that on a mostly
> idle machine (that usually sees loadavg hover in the 0.xx range)
> that it was consistently above 1.00 even when there was nothing running.
> All that perf showed was the kernel was spending time in the idle loop
> (and running perf).
Unfortunate typo there, I meant 5.8-rc2, and just confirmed the bug persists in
5.8-rc3.
Dave
next prev parent reply other threads:[~2020-07-02 19:46 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-02 17:15 weird loadavg on idle machine post 5.7 Dave Jones
2020-07-02 19:46 ` Dave Jones [this message]
2020-07-02 21:15 ` Paul Gortmaker
2020-07-03 13:23 ` Paul Gortmaker
2020-07-02 21:36 ` Mel Gorman
2020-07-02 23:11 ` Michal Kubecek
2020-07-02 23:24 ` Dave Jones
2020-07-03 9:02 ` Peter Zijlstra
2020-07-03 10:40 ` Peter Zijlstra
2020-07-03 20:51 ` Dave Jones
2020-07-06 14:59 ` Peter Zijlstra
2020-07-06 21:20 ` Dave Jones
2020-07-07 7:48 ` Peter Zijlstra
2020-07-06 23:56 ` Valentin Schneider
2020-07-07 8:17 ` Peter Zijlstra
2020-07-07 10:20 ` Valentin Schneider
2020-07-07 10:29 ` Peter Zijlstra
2020-07-08 9:46 ` [tip: sched/urgent] sched: Fix loadavg accounting race tip-bot2 for Peter Zijlstra
2020-07-07 9:20 ` weird loadavg on idle machine post 5.7 Qais Yousef
2020-07-07 9:47 ` Peter Zijlstra
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