Category: awk

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Count all http response status codes in a web application log files on linux

Here is one way to count all the HTTP response status codes in a web application log file on Linux:

1. Open the log file using the cat command:

2. Use the grep command to search for lines that contain an HTTP status code:

This will output all the lines in the log file that contain an HTTP status code.

3. Use the awk command to extract the status code from each line:

This will output a list of all the status codes in the log file.

4. Use the sort and uniq commands to count the number of occurrences of each status code:

1- Sample Log file:

Given the log file below, we want to know all http response status code and sort them from the highest amount of response code to the lowest.

2- Use this command below to Count all http response status codes in a web application log files on linux:

awk '{print $9}' sample_log.log | sort | uniq -c | sort -rn

3- Output

Learn more about http response status code here