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Kostas Georgiou wrote: > On Mon, Apr 14, 2008 at 05:20:26PM +0100, Santanu Das wrote: > > >> I always preferred more RAM then CPUs on the DPM head node but I wanted to >> confirm. We are actually going for a 4-core, maybe dual-core node for our >> new head node. >> > > I am not using DPM but from what I remember you don't usually transfer > files from the head node so more memory for file caching isn't going to > help that much (it's still usefull for the database though). > That's right but the SE is commonly the DPM head node for majority of the sites (including us) and previously some monster java processes on the SE used to paralyze node consuming all the memory. Cheers, Santanu