Messages in this thread |  | | Date | Mon, 3 Dec 2001 21:04:42 +0100 | From | Pavel Machek <> | Subject | Re: Journaling pointless with today's hard disks? |
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Hi!
> > > Drives should never reassign blocks on read operations, because they'd > > > take away the chance to try to read that block for say four hours. > > > > Why not? If drive gets ECC-correctable read error, it seems to me like > > good time to reassign. > > Because you don't know if it's just some slipped bits, a shutdown during > write, or an actual fault. When that happens on a verify after write, > that's indeed reasonable. Otherwise the drive should just mark that > block as "watch closely on next write".
Or better "write back and verify". You do not want even *ECC correctable* errors to be on your platters. Pavel -- "I do not steal MS software. It is not worth it." -- Pavel Kankovsky - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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