Skip site navigation (1)Skip section navigation (2)
Date:      Tue, 20 Jan 2004 10:00:49 +0500
From:      Roman Streltsov <warlock@voip.kg>
To:        Peter Losher <Peter_Losher@isc.org>, current@freebsd.org
Subject:   Re: 'kern.maxpipekva exceeded' messages...
Message-ID:  <200401201000.50224.warlock@voip.kg>
In-Reply-To: <200401191506.07789.Peter_Losher@isc.org>
References:  <200401191506.07789.Peter_Losher@isc.org>

next in thread | previous in thread | raw e-mail | index | archive | help
On Tuesday 20 January 2004 04:06, Peter Losher wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> In updating one of our authoritiative name servers to 5.2-REL, we
> enountered after two days of running, kernel message like:
>
> kern.maxpipekva exceeded, please see tuning(7).
>
> appearing to the point to where you couldn't ssh into the box (because sshd
> died w/ too many files opened).  I see so mention of kern.maxpipekva on the
> tuning man page, and greping only finds kern.ipc entries.
>
> % sysctl -a | grep pipekva
> kern.ipc.maxpipekva: 10485760
> kern.ipc.maxpipekvawired: 5242880
> kern.ipc.pipekva: 131072
> kern.ipc.pipekvawired: 0
>
> Are they the same, and if so, what's are the guidelines for increasing the
> number?
Yes, you can sure if look in sys/kern/sys_pipe.c
In my case I just increased kern.ipc.maxpipekva in 16 times
Also I do not why there is any mention in tuning(7) about maxpipe (in 5.2 
current too)

Good luck
Roman



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200401201000.50224.warlock>