From: Thomas Gleixner <tglx@linutronix.de>
To: Austin Hendrix <ahendrix@willowgarage.com>
Cc: linux-rt-users@vger.kernel.org
Subject: Re: kfree causing high latency on 3.4.4-rt13
Date: Mon, 4 Feb 2013 12:49:56 +0100 (CET) [thread overview]
Message-ID: <alpine.LFD.2.02.1302041245060.11905@ionos> (raw)
In-Reply-To: <CAOY97VYWzxz-=HNYamCdqOzjXPsAyKjETZ3Hv7V3K4CZ6YB1kQ@mail.gmail.com>
On Tue, 29 Jan 2013, Austin Hendrix wrote:
> I'm running 3.4.4-rt13 on my systems, and while the realtime
> performance is great, I occasionally see non-realtime processes block
> for several seconds. Running latencytop, it looks like the kfree
> kernel process is the worst offender. Does anyone have advice on how I
There is no kfree process. kfree() is a function to release memory
allocated by kmalloc.
Can you provide the latencytop output please ?
Thanks,
tglx
next prev parent reply other threads:[~2013-02-04 11:49 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-29 20:59 kfree causing high latency on 3.4.4-rt13 Austin Hendrix
2013-02-04 11:49 ` Thomas Gleixner [this message]
2013-02-04 21:54 ` Austin Hendrix
2013-02-04 23:40 ` Sven-Thorsten Dietrich
2013-02-05 1:42 ` Austin Hendrix
2013-02-05 10:12 ` Thomas Gleixner
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