Date: Fri, 6 Oct 2000 14:50:29 -0400 (EDT) From: Chris BeHanna <behanna@zbzoom.net> To: FreeBSD-Stable <stable@freebsd.org> Subject: Re: Machine Wedges Message-ID: <Pine.BSF.4.21.0010061449210.1218-100000@topperwein.dyndns.org> In-Reply-To: <20001006134245.O50639@stat.Duke.EDU>
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On Fri, 6 Oct 2000, Sean O'Connell wrote:
> Chris BeHanna stated:
> : Ever since upgrading to 4.1.1-STABLE, I've been having problems in
> : which the machine wedges every 2 or 3 days. It looks like something
> : in the xl driver code, from what I saw in /var/log/messages (I've
> : included a portion of this file below). As the system begins to slow
> : down, netstat -gin starts showing me Ierr errors on xl0 and lo0.
> :
> : [...snip...]
> :
> : Oct 6 09:07:41 topperwein /kernel: xl0: no memory for rx list -- packet dropped!
> : Oct 6 09:08:12 topperwein last message repeated 66 times
> : Oct 6 09:10:13 topperwein last message repeated 224 times
> : Oct 6 09:12:49 topperwein last message repeated 270 times
> : Oct 6 09:12:49 topperwein dhclient: send_packet: No buffer space available
> : Oct 6 09:12:50 topperwein /kernel: xl0: no memory for rx list -- packet dropped!
> :
> : (and on and on ad nauseam)
> :
> : Does anyone have any ideas? If you need more information, let me
> : know.
>
> Chris-
>
> This looks like an mbuf starvation issue. 'netstat -m' ought
> to let you know if you are running into problems. This is tied
> to NMBCLUSTERS value and to a lesser extent maxusers.
>
> >From LINT:
>
> options NMBCLUSTERS=1024
OK, but why would this have become a problem in 4.1.1, when it
worked fine in 4.1?
--
Chris BeHanna
Software Engineer (at yourfit.com)
behanna@zbzoom.net
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