No way -- you have to buy two copies! ;-} BTW I understand that Gus Giobbi has agreed to provide copies of our series of articles for the file repository of the u2 list.
Jeff Fitzgerald Fitzgerald & Long, Inc. -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Clifton Oliver Sent: Monday, March 07, 2005 4:08 PM To: [email protected] Subject: Re: [U2] Universe/Linux Performance Issue Buy a copy of FAST, and I'm sure Jeff will forgive you ;-) Anthony Dzikiewicz wrote: > Sorry Dan, I guess your name sticks with me from being part of the list. > My apologies to Jeff (if he is listening). > > Anthony > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Dan > Fitzgerald > Sent: Monday, March 07, 2005 4:26 PM > To: [email protected] > Subject: RE: [U2] Universe/Linux Performance Issue > > > 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/ ------- 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/
