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:) Thanks RudiC
I always love to see the xargs magic

Thanks Don. I am using your suggestion.

thanks Don
Parallel processing is not an issue here as I am doing it on a cluster.

The string to match appears invariably in third column but the order of variables NRHITS and PVALUE in third...

You are right. The command works but how can i use it with xargs. I have multiple files to process and i want the separate output files for each.

Thanks a lot.
Although tThe command works, individual output files are empty.No error message.

ls *.txt |xargs -I {} -P15 sh -c "awk 'match ($0, /PVALUE=[0-9.]*/) && substr($0, RSTART+7,...

Hi Don
The following is the file sample.



I have edited the command as following:

ls *.txt | xargs -I {} -P15 sh -c awk {if [/PVALUE=(\d+)/){if ($1 >=0.05){print $_}}]}' {} >{}.fail

The...

Should it be like this ? It still gives me an error message
ls *.txt| xargs -I @ -P15 sh -c "awk {if [/PVALUE=(\d+)/)]{if ($1 >=0.05){print $_}}}' @ - >@.fail"

Hi I have multiple files for which I want to use awk for the following:

Read each line in each file- if any of the columns match "PVALUE=" followed by the number, then print the line in case the...