From owner-freebsd-net  Tue Oct 15 15:20:12 2002
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Date: Tue, 15 Oct 2002 15:18:02 -0700 (PDT)
From: Julian Elischer <julian@elischer.org>
To: Petri Helenius <pete@he.iki.fi>
Cc: freebsd-net@freebsd.org
Subject: Re: ENOBUFS
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On Wed, 16 Oct 2002, Petri Helenius wrote:

> 
> My processes writing to SOCK_DGRAM sockets are getting ENOBUFS 
> while netstat -s counter under the heading of "ip" is incrementing:
>         7565828 output packets dropped due to no bufs, etc.
> but netstat -m shows:

my guess is that the interface has no more room in it's output queue..
when you get the error, back off a bit..



> > netstat -m
> 579/1440/131072 mbufs in use (current/peak/max):
>         578 mbufs allocated to data
>         1 mbufs allocated to packet headers
> 576/970/32768 mbuf clusters in use (current/peak/max)
> 2300 Kbytes allocated to network (2% of mb_map in use)
> 0 requests for memory denied
> 0 requests for memory delayed
> 0 calls to protocol drain routines
> 
> Where should I start looking? The interface is em
> 
> Pete
> 
> 
> 
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