From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hans Reiser Subject: Re: mongo benchmark results Date: Mon, 26 Jul 2004 12:11:45 -0700 Message-ID: <41055771.6070002@namesys.com> References: <20040726173552.20ECA15EBD@mail03.powweb.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: <20040726173552.20ECA15EBD@mail03.powweb.com> List-Id: Content-Type: text/plain; charset="us-ascii"; format="flowed" To: David Dabbs Cc: 'Alex Zarochentsev' , 'Elena Gryaznova' , reiserfs-list@namesys.com David Dabbs wrote: >>-----Original Message----- >>From: Alex Zarochentsev [mailto:zam@namesys.com] >>Sent: Monday, July 26, 2004 12:09 PM >> >>2 Lena: >> >>I have added a cpu utilization stat (ratio of system time for all cpus to >>total time, in percents) to mongo.pl. >> >>Please take new mongo before repeating the benchmark. >> >>-- >>Alex. >> >> > >For what it's worth, I reproduced the mongo runs with 8k files as Hans >suggested. Results are at > >http://dabbs.net/reiser4/mongo8kfiles.html > >The CREATE performance increase seems to have evaporated, though perhaps >that was what Hans was looking to test with the updated config. I was in a >hurry this morning and I may have varied the test slightly. I'll use Zam's >new mongo when I get home this evening. I will as well test copying and >compiling the kernel. Unless there's another recommended way to do this, I >I'll substitute the output from "time -c" into a mongo log file so >mongo_parser can compare the results. > >Zam/Elena where should I look for the new mongo tgz? I don't see it at >http://thebsh.namesys.com/benchmarks/. > >Thanks for the updated mongo. > >david > > > > > > > The 4k results are also valid/important results. I just tend to choose 8k for the website for various valid reasons. We probably should try 500 byte file sizes and 50mb file sizes, with gamma of 0, just for fun. Hans