From: Uriel <uriel99@gmail.com>
To: "Fans of the OS Plan 9 from Bell Labs" <9fans@cse.psu.edu>
Subject: Re: [9fans] syscall spikes
Date: Tue, 17 Apr 2007 16:36:13 +0200 [thread overview]
Message-ID: <5d375e920704170736h1fe36545oc2a95e082fe8e4c9@mail.gmail.com> (raw)
In-Reply-To: <9ab217670704170715i1e62ed48k9817177886add100@mail.gmail.com>
fossil
On 4/17/07, Devon H. O'Dell <devon.odell@gmail.com> wrote:
> Hi,
>
> I've been having syscall spikes. It's really weird. There will be
> >40,000 in 1 second, (according to stats(8)) and it appears at a
> fairly regular interval. I've tried running kprof, but I'm not sure
> that it's running a global profile. Namely, when I come out of it, I
> have tons of time spent in ``halt'', with very, very few (<100)
> syscalls. Any ideas what I can do to find the culprit? It's gapping
> sound playback, which is really annoying.
>
> --dho
>
next prev parent reply other threads:[~2007-04-17 14:36 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-17 14:15 Devon H. O'Dell
2007-04-17 14:36 ` Uriel [this message]
2007-04-17 15:22 ` Devon H. O'Dell
2007-04-17 15:38 ` Devon H. O'Dell
2007-04-17 15:45 ` erik quanstrom
2007-04-17 15:56 ` Devon H. O'Dell
2007-04-17 16:29 ` Devon H. O'Dell
2007-04-17 16:39 ` Devon H. O'Dell
2007-04-17 15:49 ` Charles Forsyth
2007-04-18 16:53 ` Russ Cox
2007-04-18 16:59 ` Devon H. O'Dell
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