format

%client.dns;%auth-user-name;%system.date;%request;%status;%response.length;

(optional) Specifies the format of the access log. 

rotation-policy

time

(optional) Specifies the condition that triggers log rotation. The only legal value is time, which rotates log files at the rotation-interval-in-minutes interval.

rotation-interval-in-minutes

1440

(optional) Specifies the time interval between log rotations if rotation-policy is set to time.

rotation-suffix

%YYYY;%MM;%DD;-%hh;h%mm;m%ss;s

(optional) Specifies the format of the timestamp appended to the access log name when log rotation occurs. 

rotation-enabled

true

(optional) If true, enables log rotation.