Re: 2.5.69, IDE TCQ can't be enabled

Bartlomiej Zolnierkiewicz (B.Zolnierkiewicz@elka.pw.edu.pl)
Mon, 12 May 2003 15:16:17 +0200 (MET DST)


On Mon, 12 May 2003, Oliver Neukum wrote:

> > Just a note that we have found TCQ unusable on our IBM drives and we had
> > some reports about TCQ unusable on some WD drives.
> >
> > Unusable means severe FS corruptions starting from mount.
> > So if your FSs will suddenly start to break, start looking for cause with
> > disabling TCQ, please.
>
> I can confirm that. This drive Model=IBM-DTLA-307045, FwRev=TX6OA60A,
> SerialNo=YMCYMT3Y229 has eaten my filesystem with TCQ on 2.5.69
>
> Regards
> Oliver

TCQ is marked EXPERIMENTAL and is known to be broken.
Probably it should be marked DANGEROUS or removed?

Alan, what do you think?

--
Bartlomiej

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