Re: IDE CDROM and dd...

Jens Axboe (axboe@suse.de)
Thu, 8 Jun 2000 04:12:41 +0200

On Wed, Jun 07 2000, Jeff Garzik wrote:
> > One problem that exists is that the readahead causes EIO after reading all.
> > (The above error message looks like this - a seek error because the sector
> > after the last does not exist.)
>
> In test #1, the dd failed after 88MB of a 641MB file.

This is the odd case.

> In test #2, the ISO was read 100%, and then dd failed.

I believe this is fixed in 2.2.16, it was an off-by-one bug in
the capacity.

> I'm hopefully gonna get a replacement for my K6/Via test machine which
> died recently from too much kernel development ;) That should have a
> fast CDROM on it too, and I can do further tests.

Keep me informed, I'll try with the ISO you point to just to have
a similar base for testing.

-- 
* Jens Axboe <axboe@suse.de>
* SuSE Labs


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