From: Paul E. <pa...@zo...> - 2002-03-01 21:26:43
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If that's true, then the command-line speed test should show a speedup (rather than running ab against the server). Another useful test: the zodb load test. --Paul Petru Paler wrote: > On Fri, 2002-03-01 at 18:56, Andreas Jung wrote: > >>Just run ab against a Zope 2.5.0 instance and tested >>the performance against a stupid PythonScript. >> >>Results: >> >>without psyco: 116 requests/second >>with psyco: 33 requests/second >> >>Jup, Zope is about 3.5 times slower *with* psyco. >>Any explanations for this worse behaviour ? >> > > Just a wild, wild guess: this could be related to Psyco not doing the > regular interval polling, so PyThreadState_Swap() doesn't get called as > often as it should, ZServer piles up requests, the worker threads get > starved, and so on. > > |