From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lists.gentoo.org ([140.105.134.102] helo=robin.gentoo.org) by nuthatch.gentoo.org with esmtp (Exim 4.62) (envelope-from ) id 1HFb3p-0000uC-IH for garchives@archives.gentoo.org; Fri, 09 Feb 2007 19:05:30 +0000 Received: from robin.gentoo.org (localhost [127.0.0.1]) by robin.gentoo.org (8.14.0/8.14.0) with SMTP id l19J5ASP002015; Fri, 9 Feb 2007 19:05:10 GMT Received: from wr-out-0506.google.com (wr-out-0506.google.com [64.233.184.229]) by robin.gentoo.org (8.14.0/8.14.0) with ESMTP id l19J58h8002007 for ; Fri, 9 Feb 2007 19:05:09 GMT Received: by wr-out-0506.google.com with SMTP id i28so380631wra for ; Fri, 09 Feb 2007 11:05:08 -0800 (PST) DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=Gdxqor8fbiDSQE6lnVh/kLB439hNTYZ4WOhjz7Cdh3Tt5exvWwZM72NoDixafeaFoChE9KCB1F6e8JE//pW0pjldRzqCxhHeTOjF8titL/V/HUP5+z4m8j4di3U0CsB1L1shiH3bcVaaRdK0NTEHBNsxfVtRDHNAqg3onnlHLho= Received: by 10.90.49.19 with SMTP id w19mr13074300agw.1171047908406; Fri, 09 Feb 2007 11:05:08 -0800 (PST) Received: by 10.90.119.4 with HTTP; Fri, 9 Feb 2007 11:05:08 -0800 (PST) Message-ID: Date: Fri, 9 Feb 2007 14:05:08 -0500 From: "Alex Deucher" To: gentoo-mips@lists.gentoo.org Subject: Re: [gentoo-mips] JFS on non-intel [ Was O2 Sound and Misc Stuff] In-Reply-To: Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-mips@gentoo.org Reply-to: gentoo-mips@lists.gentoo.org MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <45B4C1D5.2040905@gentoo.org> <45CC1ABA.2070900@gentoo.org> X-Archives-Salt: 464fd180-58c8-498b-b03a-b99a7471f821 X-Archives-Hash: cefd22859ef9443f433795389926cbf4 On 2/9/07, J. Scott Kasten wrote: > > I'm interested in your data point. Do you happen to remember about which > kernel that was? There was some general badness that affected multiple > file systems in late 2.6.13 on into 2.6.14 or so in the way that you > describe. Not sure they ever really knew what the smoking gun was. > > Used JFS for about 6 months with the gentoo mips 2.6.13 kernel and did > not find any issues. Briefly with Sparc32, but don't remember > which kernel. On Intel, I've done extensive regressions with it. > > If anyone is interested, I have a thrasher script written specifically for > this purpose. It's a multi-threaded ruby script that creates a randomized > directory tree, with random files, containing random data. A CRC check is > kept on each file. The threads run in parallel rewriting data in the > middle of files, truncating, resizing, creating voids, forcing the file > system into writing multiple extents, exercising tail packing, unlinking > files with open handles, etc... > http://sourceforge.net/mailarchive/forum.php?thread_id=7852301&forum_id=43911 http://www.mail-archive.com/sparclinux@vger.kernel.org/msg00333.html Alex > -S- > > On Fri, 9 Feb 2007, Alex Deucher wrote: > > > On 2/9/07, J. Scott Kasten wrote: > > > Be careful. I tried to use JFS on some sparc boxes, and ran into some > > subtle bugs that no one seemed to be able to solve that led to > > filesystem corruption: things like disappearing/reappearing files and > > directories. On the other hand I've had no problems with JFS on AMD64 > > or x86. > > > > Alex > > > -- > gentoo-mips@gentoo.org mailing list > > -- gentoo-mips@gentoo.org mailing list