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From: Peter Zijlstra <peterz@infradead.org>
To: Norbert <nbrtt01@gmail.com>
Cc: linux-kernel@vger.kernel.org, Ingo Molnar <mingo@redhat.com>,
	Steven Rostedt <rostedt@goodmis.org>,
	Thomas Gleixner <tglx@linutronix.de>
Subject: Re: Performance regression: thread wakeup time (latency) increased up to 3x
Date: Fri, 15 Oct 2021 10:52:33 +0200	[thread overview]
Message-ID: <YWlBUVDy9gOMiXls@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <035c23b4-118e-6a35-36d9-1b11e3d679f8@gmail.com>

On Fri, Oct 15, 2021 at 12:43:45AM -0700, Norbert wrote:
> Performance regression: thread wakeup time (latency) increased up to 3x.
> 
> Happened between 5.13.8 and 5.14.0. Still happening at least on 5.14.11.

Could you git-bisect this?

  reply	other threads:[~2021-10-15  8:52 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-15  7:43 Performance regression: thread wakeup time (latency) increased up to 3x Norbert
2021-10-15  8:52 ` Peter Zijlstra [this message]
2021-10-15  9:36   ` Norbert
2021-10-15 14:04     ` Steven Rostedt
2021-10-16  4:08       ` Norbert
2021-10-18 11:25         ` Peter Zijlstra
2021-10-19  1:56           ` Norbert
2021-10-19  7:01             ` Norbert
2021-11-07 15:56               ` Frederic Weisbecker
2021-11-08 15:56                 ` Norbert
2021-10-22 13:03           ` Rafael J. Wysocki
2021-10-24  5:09             ` Norbert
2021-11-02  1:35               ` Norbert

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