[Lustre-discuss] Seeking LNET router recomendations

Cliff White cliffw at whamcloud.com
Wed Mar 21 09:27:58 PDT 2012


Or to put it another way, if your OSS systems can already 'see' both IB and
IPoIB networks the most cost
effective, high performance solution would be to add the necessary
interface and put your MDS/MGS on both networks also.
No need for routers, no performance impact.
cliffw


On Tue, Mar 13, 2012 at 11:25 AM, Hayes, Bob <bob.hayes at intel.com> wrote:

>  Are there any recommendations or guidelines for sizing a LNET routing
> facility.****
>
> ~400 nodes, 8 OSS (dual socket E5 w/48GB RAM), 24 OST (10spindle RAID6
> over SRP), 1 MGS/MDT****
>
> How much load does LNET routing put on a system?****
>
> If I make the 8 OSS systems do double duty as IB to IPoIB routers, will it
> have much impact on performance?****
>
> ** **
>
> *Bob Hayes*
>
> HPC Sys. Admin.****
>
> Intel Corp               Software & Services Group/DRD/CRT-DC            *
> ***
>
> DP3-307-H7            Tel:  (253)371-3040
> ****
>
> 2800 N Center Dr    Fax: (253)371-4647                 ****
>
> DuPont WA 98327   *bob.hayes at intel.com <mallick.arigapudi at intel.com>*****
>
> ** **
>
> _______________________________________________
> Lustre-discuss mailing list
> Lustre-discuss at lists.lustre.org
> http://lists.lustre.org/mailman/listinfo/lustre-discuss
>
>


-- 
cliffw
Support Guy
WhamCloud, Inc.
www.whamcloud.com
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