Make process title - % complete
spam at rm-rf.kiev.ua
Tue Oct 20 13:33:49 UTC 2009
On Tue, Oct 20, 2009 at 02:42:17PM +0200, Ivan Voras wrote:
> Alex Kozlov wrote:
> > Of course ps or top output much more convenient, but if setproctitle so
> > expencive and will be called so often, then SIGINFO may be good
> > compromise.
> Regarding speed of setproctitle(), here are some microbenchmark results
> from the attached test source:
> getpid: 3661124.75 iterations/s
> setproctitle: 591357.56 iterations/s
> Meaning, setprocitle() is around 6 times more expensive than getpid(),
> meaning it can only be pulled off nearly 600,000 calls/s on a 2.3 GHz
> Core 2 CPU.
> I really want to be enlightened about how it could affect wallclock time
> in make(1).
make universe few times with and without patch?
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