Messages in this thread |  | | | From | Bartlomiej Zolnierkiewicz <> | | Subject | Re: Linux 2.6.3-rc3 - IDE DMA errors on Thinkpad A30 | | Date | Mon, 16 Feb 2004 05:24:04 +0100 |
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On Monday 16 of February 2004 05:08, Chip Salzenberg wrote: > According to Jeff Garzik: > > Other equally smart people argue that modern IDE disks reserve space for > > remapping bad sectors. If you run out of sectors that the drive is > > willing to silently remap for you, you should toss the disk and buy a > > new one. > > OK, I get the theory. But AFAICT this drive hasn't remapped *any* > sectors. Yet. (Which would not be impossible; it's a relatively > new drive, a few months old at most.) Quoting smartctl: > > ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED > WHEN_FAILED RAW_VALUE 5 Reallocated_Sector_Ct 0x0033 100 100 050 > Pre-fail Always - 0 196 Reallocated_Event_Count 0x0032 100 > 100 000 Old_age Always - 0 197 Current_Pending_Sector > 0x0032 100 100 000 Old_age Always - 3 198 > Offline_Uncorrectable 0x0030 100 100 000 Old_age Offline > - 0 > > This seems to suggest that there are three *candidate* sectors with > reallocation pending, none of which have actually been remapped (yet).
Because you hit them during READ access, you may try to WRITE them. [ Hmm. It reminds me quite recent thread about remapping of bad sectors. ]
> If so, drive replacement would perhaps be premature. > > I suppose it's time to read up on the details of the SMART spec.
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