Questions tagged [zgrep]
Questions about zgrep, a front end to grep and that allows you to search inside gzipped files using regular expressions.
11
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How to add column based in the second line match using SED or another command?
I have the following lines result from zcat command
1 - URL Template: https://www.test.com
2 - Response: <200 OK,{Server=[nginx], Date=[Wed, 11 May 2022 01:05:06 GMT], Content-Type=[text/html; ...
0
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0
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20
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How to ignore errors in zgrep reader?
I want to search a directory's contents for a certain string on Ubuntu, and output all files that contain it.
Problem: if zgrep tries to read a damaged file, the process stops:
zgrep -n 'test' /var/...
- 243
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2
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92
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How to run zgrep with multiple AND patterns?
I know how to do it with grep, but the command doesn't work with zgrep
grep -E 'Pattern1.*Patter2' fileName
I'm using zgrep to match patterns inside a .json.gz file.
Because the files are too big, I ...
- 101
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1
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153
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Zgrep command is not working
I need to search "335664324" in the file A33256.xml.gz. I tried the following code.
sftp> zgrep -c "335664324" A33256.xml.gz
A33256.xml.gz
Invalid command.
I'm in the same ...
- 1
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2
answers
61
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How to extract few tabs from a xml file using zgrep or sed
I have a big size file like 5GB with .gz. Inside that file, we have few XML files that contains values that I want to search and extract just in case if those values are there.
For example I want to ...
3
votes
1
answer
269
views
Fastest way to find lines starting with string in gzip file
I have a flat database based on 65536 files, each one containing one word by line starting with two hexadecimal characters.
They look like this:
afword
46word2
Feword3
...
I make tens of thousands of ...
- 71
1
vote
1
answer
182
views
zgrep a column and print the matching filename
I am trying to match pattern for a particular column in the thousands of gzipped files on a Linux machine, and based on the match I want to print the file name how to do that.
Below options are not ...
- 709
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0
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92
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xargs with zgrep is giving the error
I have many gzipped files and I am trying to find some string pattern from the thousands of file but I am getting extra .gz while trying to zgrep it. Please refer the below, could you please advise. ...
- 709
1
vote
3
answers
882
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Slow performance of zgrep in multiple files
I have a 9.8GB gzip file A.gz and other file i have is 79MB B.txt which has some text in each line.
I want to grep B's text in A.gz and write to a new file.
Initially, I used this command
zgrep -f B....
- 63
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3
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412
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zgrep for multiple pipe symbols in a bunch of gz files
I have a lot of .gz files in a folder
/a/b/c1.gz
/a/b/c2.gz
/a/b/c3.gz
and so on.
Some of the files have a single pipe delimiter, some have two, three and four and so on, in such a way:
xyz|abc
...
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0
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68
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Anyway to provide hint to zgrep to search part of file for faster search results
Production logs file are huge in size and are stored in compressed format.
I use the following to find specific log line
zgrep searchString LargeLogFiles*.gz
Typically this takes huge amount of ...
- 24.1k