The AWK utility is a data extraction and reporting tool that uses a data-driven scripting language consisting of a set of actions to be taken against textual data (either in files or data streams) for the purpose of producing formatted reports.

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Shell Script to check CPU Utilisation

I am trying to write a shell script which will check free memory of the server. I am trying below code top -M -n1 | grep "Mem" | awk '{print 0 + $7}' | awk '{ print $1 / 1024 }' | awk '{if ($1 < ...
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902 views

Script for search string inside the file for every one hour

I need to write a script where the particular string(alphanumeric) should be searched inside the file with every hour for whole day. And the search should not contain the previous hour results. Time ...
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1answer
66 views

How to write a shell script to search from a position in file instead to start from beginning of the file again

I am trying to write a shell script to find value stored after a repetitive word in a big file with millions of lines using for loop. After the finding the repetitive word how i make script to start ...
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1answer
875 views

Writing to /etc/networking/interfaces at boot using sed/awk?

Newbie here, I'm trying to write to an auto-generated /etc/network/interfaces file of a newely provisioned XEN Ubuntu (12.04/10.04/8.04) DomU server at boot time using (currently) sed. The auto-...
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146 views

Pipe lsof to grep to awk ps -ef to grep

I'm trying to get some info on a certain PID. I'm probably doing this in a manner that is way too difficult, but I'm trying to run this: lsof | grep grepstuff | awk '{ps -ef | grep $2;}' and I'm ...
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281 views

Regex matching specific details if first match exists, multiline

I'm struggling to get the correct regex to match specifically 'Contact' and 'User-Agent' only if the 'Contact' address matches 10.0.x.x in ~70GB of SIP messages. The SIP message will always contain a ...
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506 views

How can i Move or copy files (or folder) from solaris server to removable disk.(Backup Tape drive)

i need to move or copy some zip(.tar,.gz,.Z) files from solaris server to Backup tape drive and also i want to retrive from tapedrive when ever i want without any loss. kindly expain the procedure. i ...
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how to filter sar -d disk output tidily

sar -D output-I would like a suitable command to run alongside stress -hdd but this is the output which sar -D 1 10 gives. I have filtered it using both awk |'NR > 1 {printf "%4s%8s%8s\n",$13,$14,$...