1. UNIX for Dummies Questions & Answers

Hi all, I have a problem with qwk command. i have to check process status and for that i am using command prstat -mvL 1 1 and it gives me the entire output but when i use this command with awk like this: prstat -mvL 1 1 | awk -F" " '{print $1,$15}' to get first and 15th arguments. ... (3 Replies)

2. UNIX and Linux Applications

Hi I am trying to edit a csv file. Bacically I need to input a search variable and the value that must be changed in one of the fields corresponding to that searched variable. My csv file looks like so: 1,1A,5 1,1B,2 1,1C,3 2,2A,7 2,2B,4 2,2C,0 3,3A,1 3,3B,6 3,3C,4 I want to... (4 Replies)

3. Shell Programming and Scripting

i have this script that reads a file "listall_101111" where 101111 varies. awk '{print $0,$1}' listall_101111 | sed -e 's/\(.*\).$/\1/g' | awk '{print $6,$2,$3,$4,$5}' | sort -nrk5 | nawk 'NR==1{m=$5;a++;b=(b)?b:$0;next}$5==m{a++;b=(b)?b:$0}END{for (i in a){print b,a}}' | grep -v ^LG | sort... (4 Replies)

4. Shell Programming and Scripting

i have a requirement to compare two time stamps in IF condition and return true whenever the second timestamp is greater than first, i will also be checking, if the timestamp in HHMMSS format( 6 digit time stamp ).Im able to achieve it using awk, however i dont want to give any input file to awk... (3 Replies)

5. Shell Programming and Scripting

Hi guys, Does awk have a built-in variable which I can use to display the input file it's currently reading? I'm currently concatenating multiple files using awk and later on do some parsing. But for now, I want to add an extra column in the main output data file - basically putting in the... (3 Replies)

6. Programming

Hi everyone, Can anyone tell me how to take contents of a variable as a pattern for awk command. Am doing as below, but doesnt get any output: $c = "Tue Dec"; $log = ` awk '/ \$c /' in.txt`; print $log; (7 Replies)

7. Shell Programming and Scripting

Hi, I would like to compare 2 files using awk, which I can do by using: awk 'NR==FNR{a;next} (NR > 32 && $2 in a) {print $0}' File1 and File2. If the name of the File1 is in another file (for example, column 4 in File 3) then how can I pass this column 4 to the awk command. Thanks in... (1 Reply)

8. Shell Programming and Scripting

HI, MY question is a very simple one: if i want to call an awk script with the input file name and also pass a variable value , then how to do it. #>awk -f my_script.awk -v variable=value my_inputfile.txt I can't do it like this. throws error: awk: my_script.awk:18:... (0 Replies)

9. Shell Programming and Scripting

Hi guys, I wrote the following function to compare two csv files column by column. However, sometimes the input needs to be sorted before parsing it to awk. I can do this by changing the awk arguments, but I would like to make this variable if possible. The below doesn't work since the... (3 Replies)

10. UNIX for Beginners Questions & Answers

cat filename| awk '{ $1=""; print $0}' in my file there are few lines that has more than 3000 characters per line and as soon as I run the above command it cores, strings core reveals that the awk is failing because input string too long, limit. can i get some help from the experts to find... (8 Replies)