Messages in this thread | | | Subject | Re: Very poor performance with 2.6.4 | From | Andi Kleen <> | Date | Mon, 29 Mar 2004 00:47:08 +0200 |
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Andreas Hartmann <andihartmann@freenet.de> writes: > > Now, I switched off preemption. But the performance isn't much better: > 8.8% (9.3% with preemption) more real-time compared to 2.4.25 and 28% > (32.9% with preepmtion) more system-time.
Install oprofile and do a profile run on the 2.6 kernel. This should tell you where the system time is wasted. Post the results on this list.
-Andi
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