From owner-freebsd-stable@FreeBSD.ORG Fri Feb 26 12:22:09 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 3D5411065755 for ; Fri, 26 Feb 2010 12:22:06 +0000 (UTC) (envelope-from wjw@digiware.nl) Received: from mail.digiware.nl (mail.ip6.digiware.nl [IPv6:2001:4cb8:1:106::2]) by mx1.freebsd.org (Postfix) with ESMTP id 21D378FC1D for ; Fri, 26 Feb 2010 12:22:06 +0000 (UTC) Received: from localhost (localhost.digiware.nl [127.0.0.1]) by mail.digiware.nl (Postfix) with ESMTP id 62460153433; Fri, 26 Feb 2010 13:22:05 +0100 (CET) X-Virus-Scanned: amavisd-new at digiware.nl Received: from mail.digiware.nl ([127.0.0.1]) by localhost (rack1.digiware.nl [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id s2a8JU-byEcX; Fri, 26 Feb 2010 13:22:03 +0100 (CET) Received: from [192.168.10.67] (opteron [192.168.10.67]) by mail.digiware.nl (Postfix) with ESMTP id 536C015342F; Fri, 26 Feb 2010 13:22:03 +0100 (CET) Message-ID: <4B87BD5D.4040006@digiware.nl> Date: Fri, 26 Feb 2010 13:23:57 +0100 From: Willem Jan Withagen Organization: Digiware User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.7) Gecko/20100111 Thunderbird/3.0.1 MIME-Version: 1.0 To: =?ISO-8859-1?Q?Gerrit_K=FChn?= References: <4B86F384.3010308@digiware.nl> <2a41acea1002251459v40e8c6ddxd0437decbada4594@mail.gmail.com> <20100226131618.ae652327.gerrit@pmp.uni-hannover.de> In-Reply-To: <20100226131618.ae652327.gerrit@pmp.uni-hannover.de> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit Cc: stable@freebsd.org, Jack Vogel 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 12:22:09 -0000 On 26-2-2010 13:16, Gerrit Kühn wrote: > 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 Well it could be coincidence, but mine are around 15k as well: 15921/3669/19590 mbufs in use (current/cache/total) 15308/2678/17986/51200 mbuf clusters in use (current/cache/total/max) 14754/862 mbuf+clusters out of packet secondary zone in use (current/cache) System is up since last night, and has taken a few Gb in rsync-backup and several compile jobs. Hasn't given me trouble (yet). --WjW