From: Tim Sander <tim@krieglstein.org>
To: Martin.Wirth@dlr.de
Cc: linux-rt-users@vger.kernel.org
Subject: Re: Large latencies with 4.4.1-rt6
Date: Thu, 25 Feb 2016 13:34:22 +0100 [thread overview]
Message-ID: <2742233.B1dMNehWr7@dabox> (raw)
In-Reply-To: <1A2AF5F768264E479963C4D8C015EB691B692C5C@dlrexmbx03.intra.dlr.de>
Hi Martin
Am Freitag, 19. Februar 2016, 17:02:20 schrieb Martin.Wirth@dlr.de:
> I today switched from 4.1.15-rt17 to 4.4.1-rt6.
> Now I'm seeing large latencies of more than 1 ms.
> They occur sporadic ( every few minutes) and show up for example running
It would be interesting to know the platform the rt kernel is running on?
I have also seen a latency increase with 4.4.1-rtX releases. I have the
impression that some stable kernel updates made it worse. Care to test 4.4-rt3
or 4.4-rt4? Had not the chance to pin them down by now.
Best regards
Tim
next prev parent reply other threads:[~2016-02-25 12:34 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-19 17:02 Large latencies with 4.4.1-rt6 Martin.Wirth
2016-02-25 12:34 ` Tim Sander [this message]
2016-02-25 12:47 ` AW: " Martin.Wirth
2016-02-25 12:52 ` Tim Sander
2016-02-25 15:29 ` Sebastian Andrzej Siewior
2016-02-25 16:08 ` AW: " Martin.Wirth
2016-02-25 16:29 ` Sebastian Andrzej Siewior
2016-02-29 17:02 ` AW: " Martin.Wirth
2016-02-29 21:05 ` Thomas Gleixner
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