File apache2-mod_log_config.conf of Package apache2.21779
#
# The following directives define some format nicknames for use with
# a CustomLog directive.
#
# http://httpd.apache.org/docs/2.4/mod/mod_log_config.html
#
#
# Format string: Nickname:
#
LogFormat "%h %l %u %t \"%r\" %>s %b" common
LogFormat "%v %h %l %u %t \"%r\" %>s %b" vhost_common
LogFormat "%{Referer}i -> %U" referer
LogFormat "%{User-agent}i" agent
LogFormat "%h %l %u %t \"%r\" %>s %b \
\"%{Referer}i\" \"%{User-Agent}i\"" combined
LogFormat "%v %h %l %u %t \"%r\" %>s %b \
\"%{Referer}i\" \"%{User-Agent}i\"" vhost_combined
# To use %I and %O, you need to enable mod_logio
<IfModule mod_logio.c>
LogFormat "%h %l %u %t \"%r\" %>s %b \
\"%{Referer}i\" \"%{User-Agent}i\" %I %O" combinedio
</IfModule>
# Use one of these when you want a compact non-error SSL logfile on a virtual
# host basis:
<IfModule mod_ssl.c>
Logformat "%t %h %{SSL_PROTOCOL}x %{SSL_CIPHER}x \
\"%r\" %b" ssl_common
Logformat "%t %h %{SSL_PROTOCOL}x %{SSL_CIPHER}x \
\"%r\" %b \"%{Referer}i\" \"%{User-Agent}i\"" ssl_combined
</IfModule>