From owner-freebsd-stable@FreeBSD.ORG Thu Apr 26 12:12:48 2012 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 9099F1065677 for ; Thu, 26 Apr 2012 12:12:48 +0000 (UTC) (envelope-from rmacklem@uoguelph.ca) Received: from esa-annu.mail.uoguelph.ca (esa-annu.mail.uoguelph.ca [131.104.91.36]) by mx1.freebsd.org (Postfix) with ESMTP id 449CA8FC12 for ; Thu, 26 Apr 2012 12:12:48 +0000 (UTC) X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AqEEALk6mU+DaFvO/2dsb2JhbABBAxaFUqxqggkBAQEDAQEBASArIAsFBw8OAwQBAQECAg0ZAikBCR4IBggHBAEcBIdnBQunYZMlgS+JU4I5ghKBGASTToIvgRGPL4MEgUA X-IronPort-AV: E=Sophos;i="4.75,486,1330923600"; d="scan'208";a="166719770" Received: from erie.cs.uoguelph.ca (HELO zcs3.mail.uoguelph.ca) ([131.104.91.206]) by esa-annu-pri.mail.uoguelph.ca with ESMTP; 26 Apr 2012 08:12:47 -0400 Received: from zcs3.mail.uoguelph.ca (localhost.localdomain [127.0.0.1]) by zcs3.mail.uoguelph.ca (Postfix) with ESMTP id 3FE3DB4061; Thu, 26 Apr 2012 08:12:47 -0400 (EDT) Date: Thu, 26 Apr 2012 08:12:47 -0400 (EDT) From: Rick Macklem To: Steven Hartland Message-ID: <451495816.3415957.1335442367240.JavaMail.root@erie.cs.uoguelph.ca> In-Reply-To: <74D763774ED14D99A36D376C7CD54D9C@multiplay.co.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Originating-IP: [172.17.91.202] X-Mailer: Zimbra 6.0.10_GA_2692 (ZimbraWebClient - FF3.0 (Win)/6.0.10_GA_2692) Cc: freebsd-stable@freebsd.org, Oliver Brandmueller Subject: Re: 9-STABLE, ZFS, NFS, ggatec - suspected memory leak 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: Thu, 26 Apr 2012 12:12:48 -0000 Steven Hartland wrote: > ----- Original Message ----- > From: "Rick Macklem" > To: "Oliver Brandmueller" > Cc: > Sent: Thursday, April 26, 2012 1:24 AM > Subject: Re: 9-STABLE, ZFS, NFS, ggatec - suspected memory leak > > > > Oliver Brandmueller wrote: > >> Hi, > >> > >> After figuring an easy way to repeat the behaviour and hunting it > >> down > >> to the combination of ZFS+newNFS and removal of files or > >> directories I > >> opened PR kern/167266 > >> > > Oops, the patch for this is at: > > http://people.freebsd.org/~rmacklem/namei-leak.patch > > Is this specific to 9.x or is 8.x effected? > At a glance, it looks to me like 8.x is affected. Note that the bug only affects the new NFS server (the experimental one for 8.x) when exporting ZFS volumes. (UFS exported volumes don't leak) If you are running a server that might be affected, just: # vmstat -z | fgrep -i namei on the server and see if the 3rd number shown is increasing. rick > Regards > Steve > > ================================================ > This e.mail is private and confidential between Multiplay (UK) Ltd. > and the person or entity to whom it is addressed. In the event of > misdirection, the recipient is prohibited from using, copying, > printing or otherwise disseminating it or any information contained in > it. > > In the event of misdirection, illegible or incomplete transmission > please telephone +44 845 868 1337 > or return the E.mail to postmaster@multiplay.co.uk. > > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to > "freebsd-stable-unsubscribe@freebsd.org"