Re: formatting CD-RW locks the system

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On Sunday 10 Apr 2005 19:29, you wrote:
> Hello.
>
> I am trying to format the CD-RW disc
> on my NEC ND-3520A DVD writer, and the
> results are completely unexpected: I do
> cdrwtool -d /dev/cdrom -q
> It proceeds with the formatting, but
> while it does so, the system is pretty
> much dead. It can do some trivial tasks
> like the console switching, but as soon
> as it comes to any disc I/O, the processes
> are hanging. After the formatting is done,
> the system is back alive. That reminds me
> formatting the floppies under DOS in those
> ancient times, with the only difference
> that formatting a floppy takes ~2 minutes,
> while formatting a CD-RW takes ~20 minutes,
> which is not good at all.
> Is this something known or a bug?
> I tried that on a 2.6.11-rc3-mm2 and
> on a 2.6.12-rc1 kernels.
>
> Also, is there any way to use the
> packet writing with the CD-R/DVD-R discs,
> or is it supposed to work only with the
> -RW discs?

You probably don't have DMA enabled on the drive. Please check this.

CDRW formatting works fine here with cdrecord blank=all

-- 
Cheers,
Alistair.

personal:   alistair()devzero!co!uk
university: s0348365()sms!ed!ac!uk
student:    CS/CSim Undergraduate
contact:    1F2 55 South Clerk Street,
            Edinburgh. EH8 9PP.
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