On Sun, Sep 05, 2004 at 12:16:42AM -0500, Steve Bergman wrote: > On Sat, 2004-09-04 at 23:47 -0400, Christopher Browne wrote: > > The world rejoiced as [EMAIL PROTECTED] ("Merlin Moncure") wrote: > > > Ok, you were right. I made some tests and NTFS is just not very > > > good in the general case. I've seen some benchmarks for Reiser4 > > > that are just amazing. > > > > Reiser4 has been sounding real interesting. > > > > Are these independent benchmarks, or the benchmarketing at namesys.com? > Note that the APPEND, MODIFY, and OVERWRITE phases have been turned off > on the mongo tests and the other tests have been set to a lexical (non > default for mongo) mode. I've done some mongo benchmarking myself and > reiser4 loses to ext3 (data=ordered) in the excluded tests. APPEND > phase performance is absolutely *horrible*. So they just turned off the > phases in which reiser4 lost and published the remaining results as > proof that "resier4 is the fastest filesystem". > > See: http://marc.theaimsgroup.com/?l=reiserfs&m=109363302000856 > > > -Steve Bergman > > >
Reiser4 also isn't optmized for lots of fsyncs (unless it's been done recently.) I believe the mention fsync performance in their release notes. I've seen this dramatically hurt performance with our OLTP workload. -- Mark Wong - - [EMAIL PROTECTED] Open Source Development Lab Inc - A non-profit corporation 12725 SW Millikan Way - Suite 400 - Beaverton, OR 97005 (503) 626-2455 x 32 (office) (503) 626-2436 (fax) http://developer.osdl.org/markw/ ---------------------------(end of broadcast)--------------------------- TIP 3: if posting/reading through Usenet, please send an appropriate subscribe-nomail command to [EMAIL PROTECTED] so that your message can get through to the mailing list cleanly