Try
cat trace.tr | awk ' { print $2 $6 $8 } '
PS: Good subjects, as in this case, will get you the answers!
> -----Original Message-----
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf
> Of Aleksandar Smolovic
> Sent: sexta-feira, 29 de Setembro de 2006 16:11
> To: NS-Users
> Subject: [ns] Filtering Columns from output trace file
>
>
> Hi all,
>
> I have a basic NS2 question.
>
> After executing tcl script, I have result files on my HDD. I have output
> trace file, let's say "out.tr". Now I want to draw some graphics. My
> out.tr files have 12 columns and I need only 2. How to do it ?
>
> I saw that in documentation people mention "column.pl" perl script fajl,
> for this purpose, but I cannot find how to use it.
>
> Can somebody help me with filtering 2 columns from trace file?
>
> Thanks.
