tdb performance

tridge at tridge at
Sun Feb 4 23:51:47 GMT 2007


 > You mean the lock/unlock pair on the freelist? It's not the
 > uncontended case I'm worried about. It is just that I've
 > seen these huge >5000 user servers on multiprocessor
 > machines suffer from considerable time spent waiting in the
 > fcntl that locks the freelist. I have to think about how I
 > benchmark those and still keep a sane freelist :-)

Maybe NBENCH with a load file that just does create/delete of a few
dozen files in a tight loop, and simulate a few hundred clients?

Cheers, Tridge

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