Make that 6x 9.7TB luns. On Oct 5, 2007, at 1:11 PM, Aaron Knister wrote:
> In what sense does it start thrasing? I'm thinking about building a > poweredge with 8 cpus and 16GB of mem to handle 3x 9TB luns. Does > that sound sane? > > On Oct 5, 2007, at 1:02 PM, Daniel Leaberry wrote: > >> >> Aaron Knister wrote: >>> I'm planning to hang 58 terabytes off of a PowerEdge 1950 with 4 >>> CPUS and 8 gigs of memory. My MDS is a dual core Opteron with a >>> 250gig raid1 metadata volume and 2GB of ram. Do you think this >>> hardware configuration is sane? >>> >>> -Aaron >>> >> Depends how much you push your disks. Your waiting on io will shoot >> up real quick if the disks slow down even a bit. My experience is >> you'll probably want more machines unless you're not pushing your >> disks (in which case why run lustre?) >> >> We have about 85TB of disk (in 24 luns) hanging off 4 PE2950's with >> those same specs. They are set up in failover pairs (each handles 6 >> luns) but I can't run too long on a single machine before it starts >> thrashing when it takes over the other nodes 6 luns. >> >> Daniel >> >>> _______________________________________________ >>> Lustre-discuss mailing list >>> [email protected] >>> https://mail.clusterfs.com/mailman/listinfo/lustre-discuss >>> > > _______________________________________________ > Lustre-discuss mailing list > [email protected] > https://mail.clusterfs.com/mailman/listinfo/lustre-discuss _______________________________________________ Lustre-discuss mailing list [email protected] https://mail.clusterfs.com/mailman/listinfo/lustre-discuss
