Messages in this thread |  | | Date | Thu, 20 Sep 2001 12:55:33 -0700 | From | george anzinger <> | Subject | Re: [PATCH] latency-profiling |
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Roger Larsson wrote: > > Hi, > > I ported my old latency-profiling patch to 2.4.10-pre10 with > the reschedulable kernel patch. (I have not checked that it is > preemption safe itself...) > > This patch works a little different from Robert Loves. > Since it samples the execution location at ticks. > It is possible to instrument an ordinary kernel too...
It gives experienced latencies rather than potential latencies, but more important from the developer/maintainers point of view, "Robert Loves" patch provides information on the bad guys, i.e. the reason for the long latency, which, hopefully, will allow them to be addressed by competent maintainers.
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