Re: close()

From: Mike Harrold (mharrold@cas.org)
Date: Fri May 04 2001 - 10:43:18 EST


>
>
> What kind of file was it close()ing?
> - jim

Ah, good question. I should have specified this. It is a socket that is
being closed, not a regular file (the socket has nonblocking set).

> p.s. Are you familiar with the strace(1) utility? It might help you get
> more information the next time this happens... especially the "-p pid"
> option.

I didn't think about this. I'll give this a whirl next time.

/Mike

>
>
> Mike Harrold <mharrold@cas.org>@vger.kernel.org on 05/04/2001 07:44:53 AM
>
> Sent by: linux-kernel-owner@vger.kernel.org
>
>
> To: linux-kernel@vger.kernel.org
> cc:
> Subject: close()
>
>
>
> Hi,
>
> We have a server which runs on a machine that now runs the new 2.4 kernel.
> Since upgrading we've seen periods where it seems to just hang for minutes
> at a time (anywhere form 5 minutes to an hour). I was finally able to get
> a core dump of the server during one of these periods and it appears that
> the hang is occuring during a call to close().
>
> Has anyone else seen anything like this? Kernel version is:
>
> Linux version 2.4.2-4GB (root@Pentium.suse.de)
>
> Thanks,
>
> /Mike
>
>
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