On Wed, 2012-12-05 at 06:41 -0500, Ric Wheeler wrote: > I don't think that the basic stat gathering (smartctl -a ....) has this kind of > impact, but am worried about the running of the diagnostics, Right, that's what I was trying to say above. Anything that just reads existing data is fine. Anything that causes the disk to go off and test things to gather data is likely to cause I/O errors due to timeouts. James -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html