From owner-freebsd-hackers Tue Aug 24 23:42:41 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from labinfo.iet.unipi.it (labinfo.iet.unipi.it [131.114.9.5]) by hub.freebsd.org (Postfix) with SMTP id 069D614BD2 for ; Tue, 24 Aug 1999 23:42:38 -0700 (PDT) (envelope-from luigi@labinfo.iet.unipi.it) Received: from localhost (luigi@localhost) by labinfo.iet.unipi.it (8.6.5/8.6.5) id GAA00831; Wed, 25 Aug 1999 06:02:18 +0200 From: Luigi Rizzo Message-Id: <199908250402.GAA00831@labinfo.iet.unipi.it> Subject: Re: mbufs eaten up - when pinging To: kuku@gilberto.physik.RWTH-Aachen.DE (Christoph Kukulies) Date: Wed, 25 Aug 1999 06:02:17 +0200 (MET DST) Cc: kuku@gilberto.physik.RWTH-Aachen.DE, hackers@FreeBSD.ORG In-Reply-To: <19990825073237.C56156@gil.physik.rwth-aachen.de> from "Christoph Kukulies" at Aug 25, 99 07:32:18 am X-Mailer: ELM [version 2.4 PL23] Content-Type: text Content-Length: 448 Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > > 'no buffer space' often comes when the output IFQ is full, which is > > between 20 and 50 buffers. Are you sure you are seeing more than those > > mbufs in use ? > > It occurs when about 105/128 mbufs (94%) are used. ok, that's reasonable, with 50 bufs in the output queue and perhaps a matching number in the socket layer... but 128 bufs is really a very low number. I'd really go up to 512 unless you only have 4MB of RAM! cheers luigi To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message