From: Jyrki Jaakkola <jyrki@jjkola.tk>
To: user-mode-linux-devel@lists.sourceforge.net
Subject: Re: [uml-devel] Xen 3.0.2 and UML guest
Date: Mon, 23 Oct 2006 23:49:25 +0300 [thread overview]
Message-ID: <453D2AD5.2040907@jjkola.tk> (raw)
In-Reply-To: <v0mz7m3gwq.fsf@marajade.sandelman.ca>
Hello!
Michael Richardson wrote:
> Blaisorblade> A strace -t (or whichever option shows the timings)
> Blaisorblade> would help finding _where_
> Blaisorblade> is the big pause...
>
> >> I think you mean -T?
>
> Blaisorblade> Actually -t prints timestamps, which can be more useful to look at "when are
> Blaisorblade> we?".
>
> okay, I can do -T if you want.
> http://www.sandelman.ca/tmp/east.trace.gz
from strace command line help:
-t -- absolute timestamp
-T -- print time spent in each syscall
so if you use -T it will only tell how long did it spend in a system
call and not what was the current time of execution (when calling a
system call).
Regards,
Jyrki Jaakkola
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prev parent reply other threads:[~2006-10-23 20:50 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-19 17:03 [uml-devel] Xen 3.0.2 and UML guest Michael Richardson
2006-10-19 22:18 ` Michael Richardson
2006-10-21 0:38 ` Blaisorblade
2006-10-21 1:39 ` Michael Richardson
2006-10-21 2:54 ` Blaisorblade
2006-10-23 20:40 ` Michael Richardson
2006-10-23 20:49 ` Jyrki Jaakkola [this message]
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