[OmniOS-discuss] SuperStorage Server 6047R-E1R36L SAS Question

[Saso Kiselkov]

On 11/11/13, 2:05 PM, Tobias Oetiker wrote:
> We are looking at purchasing a new box. According to
> https://github.com/joyent/manufacturing/blob/master/parts-database.ods
> it seems that Joyent is using
> 
> Supermicro SuperStorage Server 6047R-E1R36L with 7K3000 (and maybe
> soon 7K4000) disks.
> http://www.supermicro.com/products/system/4u/6047/ssg-6047r-e1r36l.cfm
> 
> We asked our system integrator for an offer on these boxes and he
> said, that he has several in the field and they wer cool, BUT he
> has seen problems with the on-board LSI 2308 and the backplane, and
> that he would recommend installing 5 extra LSI SAS controllers to
> directly connect each sas disk to a controller port ...
> 
> Is this the reason that joyent lists all the firmware versions and
> one should make sure to use exactly these versions ?
> 
> Any ideas ?

I may be completely off, but I see no reason why using LSI SAS chips
installed on stand-alone extension cards is better than using the LSI
SAS chip installed on the motherboard. I smell an attempt at upsell...

Cheers
-- 
Saso