From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hans Reiser Subject: Re: dbench regression in 2.6 Date: Tue, 09 Sep 2003 00:10:51 +0400 Message-ID: <3F5CE24B.6020706@namesys.com> References: <3F5636F5.4060000@austin.ibm.com> <200309041138.40795.vs@namesys.com> <3F574AEE.7080402@austin.ibm.com> <200309082105.37309.vs@namesys.com> <3F5CDECC.8060404@austin.ibm.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: list-help: list-unsubscribe: list-post: Errors-To: flx@namesys.com In-Reply-To: <3F5CDECC.8060404@austin.ibm.com> List-Id: Content-Type: text/plain; charset="us-ascii"; format="flowed" To: Steven Pratt Cc: Vladimir Saveliev , reiserfs-list@namesys.com, reiserfs-dev@namesys.com Steven Pratt wrote: > Ok, first let me start with appologies as this turns out to be a wild > goose chase. It seems that I am running the version of reiserfsprogs > that ships with SLES 8.0 (3.6.2) which has a hardcoded check for > kernel versions 2.2, 2.4 and 2.5, but does not know about 2.6 and thus > the mkfs.resiserfs is failing. Since all of this testing is automated > this failure was not caught, and the dbench numbers reported were > actually for the last filesystem run on that drive, in this case XFS > (which is why it looks so bad :-) ). I have fixed the scripts to > force the format to 3.6 and all seems to be well. If I get the chance > I will go backfill all of the numbers. Sorry for the confusion but I > run these regresion tests in my spare time and don't always have time > to crawl through the output, although a simple look in the captured > /proc/mounts, or even the fstype file I create in the benchmark > directory would have saved us all a lot of time. > Again, sorry for the confusion, keep up the good work. > > Steve > > > Steve, thanks a lot for making this effort. I would be interested in your results. Do you think it might be possible for us to test and profile reiser4 scalability on your 8-way? We designed reiser4 to be highly scalable, but of course one always finds a few unexpected scalability issues when one tests for the first time. -- Hans