Messages in this thread |  | | Date | Thu, 8 Nov 2001 02:20:48 -0800 (PST) | From | szonyi calin <> | Subject | Re: Q:Howto benchmark preemptible kernel ? |
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--- Andrew Morton <akpm@zip.com.au> wrote:
> > None of these patches make any significant > difference > to throughput of anything, really. >
Shell scripts and related tools (i.e. make) run faster.
> If you have a particular latency-sensitive > application then > that's the thing which you should be testing with. >
Gcc seems to be a "latency-sensitive application" because it runs faster (but it could be the mm improvements in kernel 2.4 -- i have't use a non-preemptible kernel from a long time )
> There's a modified version of Mark Hahn's `realfeel' > app in > http://www.uow.edu.au/~andrewm/linux/amlat.tar.gz > which I find to be a convenient way of > quantitatively > determining latencies. There are some grubby > scripts > in there which create graphical output too. > >
I'll give it a try. Thanks
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