On Wed, Jul 20, 2016 at 03:56:53PM +0100, Notorious Biggles wrote: > Hi all, > I have some money available to replace the infrastructure nodes of one of > my company's grid engine clusters and I wanted a sanity check before I > order anything new. > Initially we contacted the company we originally bought the cluster from > and they quoted us for a combined login/storage/master node with loads of > everything and a hefty price tag. I feel an aversion to combining login > nodes with storage and master nodes - we already have that on one of the > clusters and a user being able to crash the entire cluster seems a bad > thing to me and it happened often enough.
Not exactly a hardware spec thing but on a machine that combined NFS and SGE qmaster we used cpusets/cgroups to restrict the nfsd to a subset of the hosts CPUs leaving two free for the qmaster. This appeared to make the qmaster more reliably responsive when the NFS part was under load. William
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