Robert Hancock wrote: > Could be some kind of SATA PHY quirk or incompatibility that only shows > up in AHCI mode or something. It seems from the output that the SATA > link may be going up and down. You could try forcing 1.5Gbps > (libata.force=1.5Gbps if libata is built in, or force=1.5Gbps when the > libata module gets loaded) and see if that helps. That appears to have done it--thanks! I feel kinda bad now because I was suspecting a speed issue, but couldn't figure out how to force it. If I had read the kernel documentation a little more, I would have found the kernel option you mentioned. Duh. At any rate, thanks again. -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html