Intel 024B server deadlock

[Olivier Nicole]

Hi,

> Intel server (configuration below) with 4 SCSI and one IDE
> drives. When I try to READ big archive file (i.e. 150-180 Mb)
> idependently, through tar -xf filename.tar or reading through Samba,
> from IDE drive (ad0) box throws a message
> 
> Jul 30 16:11:38 svr-63 kernel: ad0: TIMEOUT - READ_DMA retrying (1
> retry left) LBA=151318527

Just a wild guess, but what about trying to change your BIOS settings
for the IDE disk, like disable DMA? Or a firware upgrade of that
ServerWorks ROSB4 UDMA33 controller?

Good luck,

Olivier