On Tue, 20 Mar 2007 at 11:20am, Florin Andrei wrote > Analysis and reporting tool with a large MySQL backend. It also serves as a > transient backup server for that data. I need MySQL to _fly_ on that RAID > array, since the data set is pretty big. > I wrote pretty much all software and did the DB schema, so I have true full > control over what's running on that machine. > > I think I can go with the "throw more hardware (bigger disks) at the problem" > approach and use RAID1 instead of RAID5. That should give a boost to the read > performance, in theory. > I need to do some tests and figure out what works best in this particular > case. IMO, you do *not* want RAID5 there. RAID10 is likely to work best. > I was wrong with the requirements, it's not PCI, it's PCI Express x16 For 3ware, then, that's 9590 or 9650. > There's not much room in the system, it's a 1U. I think I can fit a > full-height card in it, but it must not be too bulky. Erm, how many spindles can you fit in that 1U? 4 is the most I've seen. -- Joshua Baker-LePain Department of Biomedical Engineering Duke University