On Wed, 2006-02-15 at 20:32 -0800, Benjamin Smith wrote: > About 9 months ago, I made a policy decision to adopt RAID 1 on all systems I > admin. (about 20 systems, all told) It's been a long, slow process. > > One of the systems is being upgraded from CentOS3 to CentOS4. It's been > rock-solid stable for over a year. It's a "frankenserver" with parts from all > over the place, maintained over years of active service. > > Currently, it's got an ASRock "M810LMR" motherboard in it. > http://www.ciao.co.uk/ASRock_M810LMR__5410842 Looks like this board is based on a early socket A VIA chipset ... generally I would avoid these. My past experience with older VIA chipsets has been less than good ... I've had issues with buggy IDE implementations in KT266 & KT133A and having to run them in PIO mode rather than DMA mode (SLOW). I would use a cheap PCI IDE card and see what happens. Regards, Paul Berger