Skip site navigation (1)Skip section navigation (2)
Date:      Fri, 4 May 2001 09:46:31 -0700
From:      Alfred Perlstein <alfred@freebsd.org>
To:        "Nick's Lists" <mrlist@noid.org>
Cc:        freebsd-stable@freebsd.org
Subject:   Re: panic: pipeinit: cannot allocate pipe -- out of kvm -- code = 3
Message-ID:  <20010504094631.N18676@fw.wintelcom.net>
In-Reply-To: <030801c0d475$bd1e0fe0$0102010a@noid.org>; from mrlist@noid.org on Fri, May 04, 2001 at 01:38:28AM -0700
References:  <026b01c0d1b9$161f0320$3ba2640a@int.netzero.net> <030801c0d475$bd1e0fe0$0102010a@noid.org>

next in thread | previous in thread | raw e-mail | index | archive | help
* Nick's Lists <mrlist@noid.org> [010504 01:40] wrote:
> Thought I'd repost this, and provide an update and see if anyone has any
> suggestions :)
> 
> I've gone ahead and done a cvs-up to 4.3Stable with no change in stability
> (So much for stable huh? <grin>). The box is staying up for about 6 hours at
> a time between crashes with maxusers = 1024. I'm going to go ahead and put a
> new kernel in that's got maxusers = 16, and set maxfiles = 5000 and NPROC =
> 2068 in param.c. I'm doing this mainly to follow along with my theory that
> bumping maxusers up too high is squeezing the system for kvm somehow, and by
> keeping maxusers down, and artificially bumping maxfiles and NPROC up I can
> try and keep the system stable.
> 
> The whole reason this is coming about is that I'm currently evaluating
> FreeBSD vs Solaris x86 to use in my production mail environment to replace
> the 30 something Sparc Solaris and 3 or 4 Linux boxes that I'm currently
> using. Its interesting to note that an identical box running Solaris x86 8
> is handling the same load without any problems at all. Its a bit dispointing
> tho, as I"ve done some side by side comparisons of FreeBSD and Sol x86
> running on identical hardware taking an identical load, and the BSD box uses
> less memory and CPU then the x86. If I could just keep the thing stable, it
> would make it a much better choice than going with Sol x86.
> 
> Any help or suggestions would be greatly appreciated!

Try compiling your kernel with PIPE_NODIRECT.

-Alfred

To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-stable" in the body of the message




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20010504094631.N18676>