HALOG

NAME

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).