On Thu, Dec 12, 2013 at 5:26 PM, Bobby Powers <bobbypow...@gmail.com> wrote: > Hello, > > Andrew Gwozdziewycz wrote: >>> $ time find / | grep 'bin' > /dev/null >>> real 0m8.122s >>> user 0m3.101s >>> sys 0m2.519s >>> >>> $ time find / -regex 'bin' | grep >>> real 0m18.795s >>> user 0m3.394s >>> sys 0m3.401s > > I get a different story on Linux 3.12.4: > > [bpowers@fina ~]$ time find / 2>/dev/null | grep 'bin' > /dev/null > real 0m2.316s > user 0m1.145s > sys 0m1.480s > > [bpowers@fina ~]$ time find / -regex 'bin' 2>/dev/null > real 0m2.132s > user 0m0.753s > sys 0m1.362s > > [bpowers@fina ~]$ find --version | head -1 > find (GNU findutils) 4.5.11 > > The find -regex is consistently about 10% faster. Not much, but also > not > 2x slower like you see on OSX. >
Let me retry killing the output as fast as possible as you did. -- http://apgwoz.com
