From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hans Reiser Subject: Re: Trouble with 2.6.13.4-reiser4-4 Date: Mon, 31 Oct 2005 22:46:54 -0800 Message-ID: <43670F5E.9030108@namesys.com> References: <20051101015551.GA1059@148.Red-217-126-33.pooles.rima-tde.net.> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: list-help: list-unsubscribe: list-post: Errors-To: flx@namesys.com In-Reply-To: <20051101015551.GA1059@148.Red-217-126-33.pooles.rima-tde.net.> List-Id: Content-Type: text/plain; charset="us-ascii" To: rvalles Cc: reiserfs-list@namesys.com, vitaly@thebsh.namesys.com rvalles wrote: >I've been using reiser4 for a while (since last december). Recently, >I've upgraded from 2.6.12 to 2.6.13.4 patched with the reiser4 -4 patch >available on the namesys ftp. >For some reason, since using this kernel, every now and then the >filesystem hits the disk really hard for 15 seconds or so blocking IO >for a program or two (I guess those that triggered the problem) and >slowing down IO seriously for others. It may be triggered by something >as easy as pasting some text from firefox to a xterm running vim, and >the text won't get pasted until the HD hitting ends. >Just in case, I've booted a recent knoppix and ran the most recent fsck >(thank you unionfs and apt-get) on the partition. It fixed some little >stuff extents-related that didn't look serious at all. It didn't fix >this, tho. >Maybe it's worth noting that there are no reiser4 related errors or >warnings, nor IO related, on syslog. >I can provide more debug-related information on request. I'm looking >forward for a patch against plain 2.6.14 (not -mm, that breaks stuff I >need and is by itself far too unstable for my taste) to see if it fixes >anything, too. >Cheers. > > We have a patch coming out any day now that will be a lot more stable than what is currently the latest. Vitaly, please label our latest as not very stable in the meantime. hans