Re: usb/da vs sata geometry calculations (was Re: Switchover to CAM ATA?)

2010-04-26 Thread Alexander Motin
Andrew Reilly wrote: Was this the result of the umass/da driver having a different synthetic geometry calculation routine than the SATA driver? ATA and SCSI disk drivers indeed have different geometry calculation algorithms. ATA fetches geometry from DEVICE IDENTIFY data, while SCSI seems just

usb/da vs sata geometry calculations (was Re: Switchover to CAM ATA?)

2010-04-25 Thread Andrew Reilly
Hi all, Sorry to interrupt this thread with an off-topic question, but it seems vaguely related, and you folk seem to be the right ones to ask: I've recently done a drive upgrade in a 1U rack machine that only had space for the two active drives that were in it, and I couldn't afford the