On Mon, May 18, 2009 at 12:23 PM, Vladislav Bolkhovitin <[email protected]> wrote: > Chris Worley, on 05/18/2009 08:21 PM wrote: >> >> I'm seeing peak performance at ~4 threads (1.6GB/s), w/ threads >10 >> I'm seeing aggregate performance drop significantly. This is not a >> drive issue: locally, the drives get best performance >~32 threads, >> and maintain their aggregate way beyond that. >> >> Is there any tunable parameter or source code change in the initiator >> or target code that would effect performance with a high thread count? > > Check README of ib_srpt from the SCST SVN trunk.
There are 42 README's in scst. Do you mean the one in scst/trunk/srpt which talks of three performance issues: 1) Minimizing QUEUEFULL conditions. 2) Setting IRQ affinity on the drives. 3) Setting "thread=1". ? Chris _______________________________________________ general mailing list [email protected] http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
