Re: EXT2 and BadBlock updating.....

From: Ed Carp (erc@pobox.com)
Date: Tue Apr 11 2000 - 21:32:03 EST


Chip Salzenberg (chip@valinux.com) writes:

> According to bert hubert:
> > If you have a bad block on a modern disk it is time for an instant
> > backup-and-replace. The concept of a 'bad bit' on a disk is pretty
> > much dead.
>
> What he said. I wouldn't bother putting a lot of intelligence into
> handling of bad blocks; trying to keep a failing disk alive is false
> economy of the worst kind.

It must be nice to live in such a perfect world where one can replace disks
instantly at the first sign of a problem. Why have such badblock code in the
kernel in the first place -- just insist that all your users have error-free
drives.

But out here in the real world we don't have such a luxury. It could be days
before a drive can get replaced. In the meantime, we have to make do.

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