Re: [Beowulf] Infiniband modular switches

2008-07-14 Thread Patrick Geoffray
Gilad Shainer wrote: The injection rate is irrelevant The injection rate is super relevant. If your injection rate is 10% of The injection rate is absolutely irrelevant for contention due to Head-of-Line Blocking. You will have the same fabric efficiency under contention if your link rate i

Re: [Beowulf] Roadrunner picture

2008-07-14 Thread Josip Loncaric
Egan Ford wrote: Perhaps this will help: http://www.lanl.gov/roadrunner/ And: http://www.lanl.gov/orgs/hpc/roadrunner/pdfs/Koch%20-%20Roadrunner%20Overvie w/RR%20Seminar%20-%20System%20Overview.pdf Pages 20 - 29 IANS, the triblade is really a quadblade, blade 1 is the Opteron Blade, blade 2