::fixture-ready::
$ awk '$9 ~ /^4/ {print $1, $7, $9}' ./fixtures/nginx/access.log | head
203.0.113.44 /missing 404
203.0.113.44 /missing 404
203.0.113.44 /missing 404
203.0.113.44 /wp-login.php 404
203.0.113.44 /wp-admin 404
203.0.113.45 /admin 403
203.0.113.45 /login 403
203.0.113.46 /api/profile 405
203.0.113.46 /api/profile 405
::exit-code::0
$ awk '$9 ~ /^4/ {count[$1]++} END {for (ip in count) print count[ip], ip}' ./fixtures/nginx/access.log | sort -nr | head
5 203.0.113.44
2 203.0.113.46
2 203.0.113.45
::exit-code::0
$ awk '$9 ~ /^4/ {print $1, $7, $9}' ./fixtures/nginx/access.log
203.0.113.44 /missing 404
203.0.113.44 /missing 404
203.0.113.44 /missing 404
203.0.113.44 /wp-login.php 404
203.0.113.44 /wp-admin 404
203.0.113.45 /admin 403
203.0.113.45 /login 403
203.0.113.46 /api/profile 405
203.0.113.46 /api/profile 405
::exit-code::0