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Thanks everyone here is what i end up using:

head -5 $filename | grep "pattern"

this sped things up significantly

It's odd, but sed worked for one pattern but not the other. technically it worked for the second pattern but not the first.
I checked the pattern and it is correct.

I am using perl to perform a search and replace. It works at the command line, but not in the csh shell script

perl -pi -e 's@/Pattern@@g' $path/$file

I used the @ as my delimiter because the...

Should this speed up the script runtime, by not searching deeper into the file? That is my end goal, and right now i can't tell if it is speeding up.
Thanks for your help thus far.

Thanks, this worked great!

I am using grep and I want the output to go into two files without going to the screen. I used tee to get the output into two files, but it is also putting the output on the screen which i do not...

I am using grep to find header info in a file and print it to another file. The header info only shows up on line 3 and 4 so i really don't need to search the remainder of the file. the grep -m...