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Analyse an Apache access log for the most common IP addresses

Terminal - Analyse an Apache access log for the most common IP addresses
tail -10000 access_log | awk '{print $1}' | sort | uniq -c | sort -n | tail
2009-01-25 21:01:52
User: root
Functions: awk sort tail uniq
21
Analyse an Apache access log for the most common IP addresses

This uses awk to grab the IP address from each request and then sorts and summarises the top 10.

Alternatives

There are 6 alternatives - vote for the best!

Terminal - Alternatives
zcat access_log.*.gz | awk '{print $7}' | sort | uniq -c | sort -n | tail -n 20

Know a better way?

If you can do better, submit your command here.

What others think

How to make it continuously tail the log-file and update the top10?

Comment by vlur 333 weeks and 1 day ago

Ok, got it, "watch -n 1 command"

Comment by vlur 332 weeks and 5 days ago
awk 'NR<=10000{a[$1]++}END{for (i in a) printf "%-6d %s\n",a[i], i|"sort -n"}' access.log
Comment by point_to_null 328 weeks ago

Your point of view

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