From owner-freebsd-stable@FreeBSD.ORG Mon Mar 28 22:16:13 2011 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 13D10106566C for ; Mon, 28 Mar 2011 22:16:13 +0000 (UTC) (envelope-from rmacklem@uoguelph.ca) Received: from esa-jnhn.mail.uoguelph.ca (esa-jnhn.mail.uoguelph.ca [131.104.91.44]) by mx1.freebsd.org (Postfix) with ESMTP id C19898FC12 for ; Mon, 28 Mar 2011 22:16:12 +0000 (UTC) X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: ApwEAGAHkU2DaFvO/2dsb2JhbACERaF2iGusK5BvgSeDS3cEjHc X-IronPort-AV: E=Sophos;i="4.63,258,1299474000"; d="scan'208";a="116224299" Received: from erie.cs.uoguelph.ca (HELO zcs3.mail.uoguelph.ca) ([131.104.91.206]) by esa-jnhn-pri.mail.uoguelph.ca with ESMTP; 28 Mar 2011 18:16:11 -0400 Received: from zcs3.mail.uoguelph.ca (localhost.localdomain [127.0.0.1]) by zcs3.mail.uoguelph.ca (Postfix) with ESMTP id B38C7B3F52; Mon, 28 Mar 2011 18:16:11 -0400 (EDT) Date: Mon, 28 Mar 2011 18:16:11 -0400 (EDT) From: Rick Macklem To: Claus Guttesen Message-ID: <113777190.2282503.1301350571721.JavaMail.root@erie.cs.uoguelph.ca> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Originating-IP: [172.17.91.201] X-Mailer: Zimbra 6.0.10_GA_2692 (ZimbraWebClient - IE8 (Win)/6.0.10_GA_2692) Cc: FreeBSD Stable Subject: Re: zfs, nfs and zil 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: Mon, 28 Mar 2011 22:16:13 -0000 > > I'm mounting the FreeBSD-server from a couple of vmware esxi 4.1 > servers using nfs, but when there is alot of i/o the server becomes > unresponsive, easily triggered by installing ie. ms-sql. The server > itself is up but is not reachable from the network. When I take the > nic down and up again connection to the network is reestablished > (ip-wise). > Others have made good comments w.r.t. the zil, however if all IP activity on the server has stopped (and is fixed via "ifconfig XX down; ifconfig XX up") it sounds more like a network device driver issue to me? So, is it just NFS that wedges or all IP activity and does NFS come back to life after the "ifconfig XX up"? rick