halog man page

halog — HAProxy log statistics reporter

Synopsis

halog [-h|--help]
halog [options] <LOGFILE

Description

halog reads HAProxy log data from stdin and extracts and displays lines matching user-specified criteria.

Options

Input filters (several filters may be combined)

-H
Only match lines containing HTTP logs (ignore TCP)
-E
Only match lines without any error (no 5xx status)
-e
Only match lines with errors (status 5xx or negative)
-rt|-RT <time>
Only match response times larger|smaller than <time>
-Q|-QS
Only match queued requests (any queue|server queue)
-tcn|-TCN <code>
Only match requests with/without termination code <code>
-hs|-HS <[min][:][max]>
Only match requests with HTTP status codes within/not within min..max. Any of them may be omitted. Exact code is checked for if no ':' is specified.

Modifiers

-v
Invert the input filtering condition
-q
Don't report errors/warnings
-m <lines>
Limit output to the first <lines> lines

Output filters - only one may be used at a time

-c
Only report the number of lines that would have been printed
-pct
Output connect and response times percentiles
-st
Output number of requests per HTTP status code
-cc
Output number of requests per cookie code (2 chars)
-tc
Output number of requests per termination code (2 chars)
-srv
Output statistics per server (time, requests, errors)
-u*

Output statistics per URL (time, requests, errors)
Additional characters indicate the output sorting key:

-u
URL
-uc
Request count
-ue
Error count
-ua
Average response time
-ut
Average total time
-uao, -uto
Average times computed on valid ('OK') requests
-uba
Average bytes returned
-ubt
Total bytes returned

See Also

haproxy(1)

Author

halog was written by Willy Tarreau <w@1wt.eu> and is part of haproxy(1).

This manual page was written by Apollon Oikonomopoulos <apoikos@gmail.com> for the Debian project (but may be used by others).

Info

July 2013 halog User Commands