[Beowulf] Re: new release of GAMMA and MPI/GAMMA
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Giuseppe Ciaccio ciaccio at disi.unige.itTue Aug 8 09:29:32 PDT 2006
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On Thu, 3 Aug 2006, Giuseppe Ciaccio wrote: > Hello, > > this is to inform you that a new release of the Genoa Active Message > MAchine (GAMMA) is available for download at the site > www.disi.unige.it/project/gamma/ > Compared to the Intel PRO/1000, the back-to-back > latency of ``Tigon 3'' seems quite disappointingly high (~21 usec, to > be compared with the 6 usec achieved by the Intel PRO/1000). Update. At least part of the relatively high latency was due to Rx coalescing/mitigation being active. After disabling this, the latency dropped to 14.6 usec back-to-back at user level. giuseppe
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