RAED_DMA timed out crap
norgaard at math.ku.dk
Sun Aug 7 11:58:23 GMT 2005
On Sun, 7 Aug 2005, kalin mintchev wrote:
> >> fsck stops randomly with stuff like:
> >> CANNOT READ BLOCK: ########
> >> evry time is different number and eventually i get:
> >> ad0: WARNING - removed from configuration
> >> ata0-master: FAILURE - READ_DMA timed out
> > Sounds like the HD may be near a fatal crash.
> > I suggest you backup as much as you can.
> yea.. that was my thought too but it's only one drive and i can't get it
> to boot all the way. and it's a laptop.....
> is there a way to mount remotely a laptop hdd?
I just had to recover from that problem last week, also on a
First, have you tried booting in single user? mount all drives
read only, and use atacontrol to slow down the drive like this:
# atacontrol mode 0 udma33 pio4
this may solve some problem. Run fsck -yf on all disks. Try
editing fstab so drives are mounted read only, you can avoid
mounting /var and /tmp and use memory disks for these by setting
varmfs=yes in rc.conf.
This may help you rescue your data while on the laptop.
Another option is to buy a converter cable that lets you connect a
laptop drive to a standard IDE port, if you have an ordinary
pub 1024D/11D11F9E 2003-08-15 Erik Norgaard <norgaard at locolomo.org>
Key fingerprint = C394 81C4 D137 EEE5 39BE 82D5 3E6B FB3E 11D1 1F9E
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