On Sun, 2005-02-06 at 21:44 -0600, Thomas Cameron wrote:
> ----- Original Message -----
> From: "fly over" <fly_over@xxxxxxxx>
> To: "Paul Howarth" <paul@xxxxxxxxxxxx>; <fedora-list@xxxxxxxxxx>
> Sent: Sunday, February 06, 2005 9:23 PM
> Subject: Faster Searching !
>
>
> > Hi Guruz ,
> >
> > I want to ask about the fastest searching command as i am using to search
> > SUID/GUID files in / directory . script given as:
> >
> > ls -l /usr/bin | awk '/^-.....[s]/ { print $3, $9 }'
> >
> > or using 'find' utility as below
> >
> >
> > find /usr/bin -perm +6000
> >
> >
> >
> > now the question is Which works faster, script without 'find' or with it?
> > and How do you know?
> >
> > thankx.
>
> Run each command under /usr/bin/time:
>
> /usr/bin/time ls -l /usr/bin | awk '/^-.....[s]/ { print $3, $9 }'
>
> /usr/bin/time find /usr/bin -perm +6000
>
> My bets are on the find command - the ls command relies on a pipe to a
> completely different command, which is going to slow the whole process down
> a bunch.
>
> Thomas
>
And for the perpetually curious:
Find
real 0m0.025s
user 0m0.002s
sys 0m0.019s
ls awk combo
real 0m0.127s
user 0m0.092s
sys 0m0.042s
