[Beowulf] latency vs bandwidth for NAMD

2007-08-17 Thread Dow Hurst DPHURST
I'd like to get advice on how latency affects scaling of molecular dynamics codes versus total bandwidth of the interconnect card. We use NAMD as the molecular dynamics code and have had Ammasso RDMA interconnects. Right now, we have a chance to upgrade and add nodes to our cluster using Infinib

Re: [Beowulf] Open source prime number application

2007-08-17 Thread Peter St. John
Tim, Great, drop notes as opportunity provides. Peter P.S. my first reply bounced as being too large (apparently overlong posts requre moderator approval). So that's a nice reminder, also, to clean up some. Gmail's repackaging of quoted text makes it too easy to forget compounding replying. On 8/