Hi Paul!
* Paul R Culmo writes:
>I've been having some issues with CDrecord and cd burning in general
>with cdrecord and redhat 7.3 with the 2.4.19 kernel but it happens with
>the 2.4.18-3 kernel too.
>I have a HP CD-RW 24x10x40 and when burning at speeds higher than 8x the
>following error shows up
> CDB: 2A 00 00 03 7E 47 00 00 1F 00
> status: 0x2 (CHECK CONDITION)
> Sense Bytes: F0 00 03 00 03 7E DF 0A 00 00 00 00 0C 09 00 00
> Sense Key: 0x3 Medium Error, Segment 0
> Sense Code: 0x0C Qual 0x09 (write error - loss of streaming) Fru 0x0
^^^^^^^^^^^^^^^^^
This indicates a buffer underrun
> Sense flags: Blk 229087 (valid)
> cmd finished after 0.057s timeout 40s
First of all: Do you have DMA enabled for the burner?
Try 'hdparm -d1 -u0 -c3 /dev/your_writer'.
If it still doesn't work after that, make sure that you don't use any
-raw options and preferrably not -dao either. Linux has some severe
lack of support for DMA on 'odd' blocksizes.
regards
Markus
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