Hi Bruno, On Tue, 11 Oct 2016 08:25:39 +0900 Norihiro Tanaka <nori...@kcn.ne.jp> wrote:
> Intel(R) Core(TM)2 Duo CPU E7500 @ 2.93GHz > gcc version 4.4.7 (GCC) > Linux rhel6 2.6.32-642.el6.x86_64 #1 SMP Wed Apr 13 00:51:26 EDT 2016 x86_64 > x86_64 x86_64 GNU/Linux > > - before > > $ time -p env LC_ALL=C grep -vf 600 600 > real 3.95 > user 3.35 > sys 0.59 > > - after > > $ time -p env LC_ALL=C grep -vf 600 600 > real 3.75 > user 2.81 > sys 0.70 Sorry, I mistakenenly used pre-installed grep. I tested it with grep in correct path. The version of grep is 2.26. $ seq -f '%g bottoms bear on the wall' 600 >600 - before $ time -p env LC_ALL=C src/grep -vf ~/600 ~/600 real 3.70 user 2.26 sys 1.42 - after $ time -p env LC_ALL=C src/grep -vf ~/600 ~/600 real 2.57 user 2.20 sys 0.31 Thanks, Norihiro
