Re: Software RAID1 deadlock in 2.6.25 kernels

[Bill Davidsen <davidsen@tmr.com>]

Mike McCarthy wrote:
> Bill Davidsen wrote:
>>
>> Given heavy 2.6.25 use, my guess is still that the root cause of this 
>> is hardware, and that the change in disk code either triggers the 
>> hardware problem, or handles it differently. Are you by any chance 
>> running NCQ on your system?
>>
> No.  This system and the drives pre-date NCQ.  I think NCQ is only 
> implemented in SATA and these are IDE drives.  Sometime over the 
> weekend, I am going to reload SUSE 11 and try to do some more debugging.
>
> BTW: It's back to 10.3 (kernel 2.6.22) running happily with a VMware 
> server thrashing away at the disks.

This has recycled back to the top of my todo list, I have a server in 
mothballs with IDE drives, I'll pull it out, upgrade to FC9 current 
(non-rawhide) and see if I have any problems. It's off due to lack of 
need, not really obsolete, so it's a fair test. O'll put a dew hundred 
GB of raid-1 and beat on it.

-- 
Bill Davidsen <davidsen@tmr.com>
  "Woe unto the statesman who makes war without a reason that will still
  be valid when the war is over..." Otto von Bismark