From: "Alan D. Brunelle" <Alan.Brunelle@hp.com>
To: linux-btrace@vger.kernel.org
Subject: Re: blktrace -k
Date: Wed, 16 Sep 2009 11:57:45 +0000 [thread overview]
Message-ID: <1253102265.8180.0.camel@cail> (raw)
In-Reply-To: <200909161712.15652.mohan@in.ibm.com>
On Wed, 2009-09-16 at 17:12 +0530, M. Mohan Kumar wrote:
> Hi,
>
> I observed that when we issue the command blktrace -d /dev/sda -k, which
> stops on going trace. But the process which initiated tracing still runs. Is
> it the expected behavior? Should not the process also be killed when blktrace
> -k option is used?
>
> Regards,
> M. Mohan Kumar.
No, the -k option just cleans up the kernel state (typically from a
previously aborted blktrace run that failed to clean up the state). It
doesn't do anything with user-level processes running blktrace.
Alan
next prev parent reply other threads:[~2009-09-16 11:57 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-16 11:54 blktrace -k M. Mohan Kumar
2009-09-16 11:57 ` Alan D. Brunelle [this message]
2009-09-16 14:35 ` Alan D. Brunelle
2009-09-16 14:36 ` M. Mohan Kumar
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