Yes - they work excellently. I have several medium and large servers running 3ware 9500S series cards with great success. We have rebuilding many failed RAID 10s over the course with no problems. Alex On 12/26/05, Benjamin Arai <barai@xxxxxxxxxx> wrote: > Have you have any experience rebuilding arrays in linux using the 3Ware > utilities? If so, did it work well? > > > Luke Lonergan wrote: > Benjamin, > > > > Have you done any benchmarking of the 9550SX against a software raid > configuration? > > > Interesting - no, not on SATA, mostly because I've had awful luck with Linux > drivers and SATA. The popular manufacturers of SATA to PCI bridge chipsets > are Silicon Image and Highpoint, and I've not seen Linux work with them at > any reasonable performance yet. I've also had problems with Adaptec's cards > - I think they manufacture their own SATA to PCI chipset as well. So far, > I've only had good luck with the on-chipset Intel SATA implementation. I > think the problems I've had could be entirely driver-related, but in the end > it doesn't matter if you can't find drivers that work for Linux. > > The other problem is getting enough SATA connections for the number of disks > we want. I do have two new Areca SATA RAID cards and I'm going to benchmark > those against the 3Ware 9550SX with 2 x 8 = 16 disks on one host. > > I guess we could run the HW RAID controllers in JBOD mode to get a good > driver / chipset configuration for software RAID, but frankly I prefer HW > RAID if it performs well. So far the SATA host-based RAID is blowing the > doors off of every other HW RAID solution I've tested. > > - Luke > > > > > -- > Benjamin Arai > barai@xxxxxxxxxx > http://www.benjaminarai.com
