From owner-freebsd-stable@FreeBSD.ORG Fri Feb 26 12:16:22 2010 Return-Path: Delivered-To: stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 3D015106566C for ; Fri, 26 Feb 2010 12:16:22 +0000 (UTC) (envelope-from gerrit@pmp.uni-hannover.de) Received: from mrelay1.uni-hannover.de (mrelay1.uni-hannover.de [130.75.2.106]) by mx1.freebsd.org (Postfix) with ESMTP id B6FFA8FC13 for ; Fri, 26 Feb 2010 12:16:21 +0000 (UTC) Received: from www.pmp.uni-hannover.de (www.pmp.uni-hannover.de [130.75.117.2]) by mrelay1.uni-hannover.de (8.14.2/8.14.2) with ESMTP id o1QCGICh005679; Fri, 26 Feb 2010 13:16:19 +0100 Received: from pmp.uni-hannover.de (arc.pmp.uni-hannover.de [130.75.117.1]) by www.pmp.uni-hannover.de (Postfix) with SMTP id 82B8024; Fri, 26 Feb 2010 13:16:18 +0100 (CET) Date: Fri, 26 Feb 2010 13:16:18 +0100 From: Gerrit =?ISO-8859-1?Q?K=FChn?= To: Jack Vogel Message-Id: <20100226131618.ae652327.gerrit@pmp.uni-hannover.de> In-Reply-To: <2a41acea1002251459v40e8c6ddxd0437decbada4594@mail.gmail.com> References: <4B86F384.3010308@digiware.nl> <2a41acea1002251459v40e8c6ddxd0437decbada4594@mail.gmail.com> Organization: Albert-Einstein-Institut (MPI =?ISO-8859-1?Q?f=FCr?= Gravitationsphysik & IGP =?ISO-8859-1?Q?Universit=E4t?= Hannover) X-Mailer: Sylpheed 2.7.1 (GTK+ 2.18.4; i386-portbld-freebsd7.0) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-PMX-Version: 5.5.9.388399, Antispam-Engine: 2.7.2.376379, Antispam-Data: 2010.2.26.120633 Cc: stable@freebsd.org, Willem Jan Withagen Subject: Re: em0 freezes on ZFS server X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 26 Feb 2010 12:16:22 -0000 On Thu, 25 Feb 2010 14:59:28 -0800 Jack Vogel wrote about Re: em0 freezes on ZFS server: JV> The failure to "setup receive structures" means it did not have JV> sufficient mbufs JV> to setup the RX ring and buffer structs. I'm monitoring mbufs since I rebooted my server. Right now (after 2.5 hours or so of operation) the number of total clusters has already increased to 15k. Is this a normal behaviour for a relatively idle server or will it inevitably go through the roof in some more hours? Every 1s: netstat -m Fri Feb 26 13:14:54 2010 15001/2279/17280 mbufs in use (current/cache/total) 13970/1212/15182/64000 mbuf clusters in use (current/cache/total/max) 13970/750 mbuf+clusters out of packet secondary zone in use (current/cache) 0/119/119/12800 4k (page size) jumbo clusters in use (current/cache/total/max) 0/0/0/6400 9k jumbo clusters in use (current/cache/total/max) 0/0/0/3200 16k jumbo clusters in use (current/cache/total/max) 31690K/3469K/35160K bytes allocated to network (current/cache/total) 0/0/0 requests for mbufs denied (mbufs/clusters/mbuf +clusters) 0/0/0 requests for jumbo clusters denied (4k/9k/16k) 0/0/0 sfbufs in use (current/peak/max) 0 requests for sfbufs denied 0 requests for sfbufs delayed 3 requests for I/O initiated by sendfile 0 calls to protocol drain routines cu Gerrit