[OmniOS-discuss] Hang on Dell R710 with r151004?

[Dan McDonald]

On Apr 28, 2014, at 1:21 PM, steve at linuxsuite.org wrote:

>>  Hi,
>> 
>>           I have 2 Dell R710's as a ZFS storage that are running r151004.
>> About every 2 or 3 weeks
>> they will hang with all services unresponsive and must be power cycled. I
>> do not
> 
>   Hmm... read something about cstates on dell r710's....

You should disable C-states.

Also, upgrading to r151006 or r151008 will get you mpt_sas improvements as well.

Dan