not very 'political' of you <G> DSig David Tod Sigafoos SigsSolutions, Inc.
> -------- Original Message -------- > Subject: RE: [U2] Universe/Linux Performance Issue > From: "Dan Fitzgerald" <[EMAIL PROTECTED]> > Date: Mon, March 07, 2005 1:26 pm > To: [email protected] > > I'm flattered, but those articles were by Jeff Fitzgerald, no relation. > > "Our greatest duty in this life is to help others. And please, if you can't > help them, could you at least not hurt them?" - H.H. the Dalai Lama > > "When buying & selling are controlled by legislation, the first thing to be > bought & sold are the legislators" - P.J. O'Rourke > > Dan Fitzgerald > > > > > >From: "Anthony Dzikiewicz" <[EMAIL PROTECTED]> > >Reply-To: [email protected] > >To: <[email protected]> > >Subject: RE: [U2] Universe/Linux Performance Issue > >Date: Mon, 7 Mar 2005 16:06:20 -0500 > > > >Thanks to all those that replied to my post. It appears that the > >performance problem that I experience on write intensive operations is > >not a Universe issue. It turns out that it is a problem (probably a > >driver) for the disk array (Clariion CX300) or the SCSI card (Qlogic > >QlA2312). > > > >It was very interesting to get into the details of file sizing and such. > >I pulled out all the old Spectrum articles by Dan Fitzgerald and Peggy > >Long (series on Hashed Files). I tried all different types of files to > >do performance tests. It turns out that the way our keys are > >structured, we only fit into Universe type 18. Even with that there is > >a good amount of overflow. For now, I'll stick with dynamic. However, > >I have resized some files with a MINIMUM.MODULUS override to prevent > >merge operations during the purges (we've got the space) and that seems > >to make sense. > > > >Thanks > >Anthony > >------- > >u2-users mailing list > >[email protected] > >To unsubscribe please visit http://listserver.u2ug.org/ > ------- > u2-users mailing list > [email protected] > To unsubscribe please visit http://listserver.u2ug.org/ ------- u2-users mailing list [email protected] To unsubscribe please visit http://listserver.u2ug.org/
