> That would be true if the disk hardware wasn't doing a gazillion retries to > read a bad sector internally (taking 5 seconds to come back and report > failure), and then the darn scsi layer added another gazillion retries on top > of that, and the two multiply together to make it so slow that that when you > leave the thing copying the disk overnight it's STILL not done 24 hours later. > Going in and cherry picking individual files looks kind of appealing in that > situation. You could of course just learn to use the functions the kernel provides. If you want to recover disk blocks without retrying you can do that via SG_IO. If you want to adjust the timeout and retry levels you can do that too via sysfs. Alan -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
