Eduard Bloch, le Tue 25 Aug 2015 22:34:17 +0200, a écrit : > Hallo, > * Samuel Thibault [Tue, Aug 25 2015, 09:56:39PM]: > > Eduard Bloch, le Tue 25 Aug 2015 21:35:36 +0200, a écrit : > > > * Samuel Thibault [Tue, Aug 25 2015, 08:54:35PM]: > > > > Just so that people reading the log don't take it too exagerated: > > > > > > > Eduard Bloch, le Tue 25 Aug 2015 20:24:22 +0200, a écrit : > > > > > I checked again... about 20% of the time is spent in two calls of > > > > > pidof > > > > > > > > We're here talking about ~15ms each. > > > > > > I don't. It's ~270ms each (I added another log with timestamps). > > > > How long is the readlink /proc/*/exe | grep? > > ~70ms (strace -f -tt -o logfile sh -c 'readlink /proc/*/exe | fgrep slash')
strace is quite expensive, better use just time (readlink /proc/*/exe | fgrep slash) But that's already a big improvement, I'm surprised that pidof can be so expensive. Samuel
