Bart Schaefer spake the following on 9/5/2007 9:26 AM: > We're having a problem with Linux and/or the SCSI controller failing > to access an external RAID device. Components are: > > SuperMicro 6025B-TR+V > CentOS 5.0 with yum update as of a week or two ago (kernel 2.6.18-8.1.8.el5) > Promise Vtrak M310p > Adaptec 29320 LPE -- aic79xx module > > Sometimes this fails on the initial device probing (before the kernel > even begins to boot); sometimes the device is recognized ok and then > we get a failure later on in the boot sequence (and then the device > disappears). > > RedHat Linux is in the compatibility list for that Adaptec card, and > the card is listed as compatible with the Promise VTrak. We were able > to get this combination to work by giving up on the Ultra320 setting > and dropping back to 160 in the controller setup, but if anyone has > suggestions or info it would be appreciated. > There has been a lot of traffic on Adaptec cards and ultra320 not working properly with the current drivers. The only fix I have seen posted is to get an LSI card. -- MailScanner is like deodorant... You hope everybody uses it, and you notice quickly if they don't!!!!