IDE DMA Timeouts

[Michael Reifenberger]

On Fri, 10 Feb 2006, Markus Trippelsdorf wrote:
...
>> ...
>> ad0: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=58914495
>> ad0: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=123039679
>> ad1: WARNING - WRITE_DMA UDMA ICRC error (retrying request) LBA=54591167
>
> It looks like bad cabling to me. Try new cables and also run
> smartctl -a /dev/ad0 (and ad1) to check if the hardware is OK.
>
smartctl doesn't reports any errors, and accessing only on disk at a time
doesn't give errors either. So probably cabling isn't the issue here.
More likely a timing/locking interaction between gmirror/ata...

Bye/2
---
Michael Reifenberger, Business Development Manager SAP-Basis, Plaut Consulting
Comp: Michael.Reifenberger at plaut.de | Priv: Michael at Reifenberger.com
       http://www.plaut.de           |       http://www.Reifenberger.com