config/log.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE logmap [
<!ELEMENT logmap (log)+>
<!ELEMENT log (#PCDATA)>
<!ATTLIST log events CDATA #IMPLIED>
<!ATTLIST log output CDATA #IMPLIED>
<!ATTLIST log filename CDATA #IMPLIED>
<!ATTLIST log generations CDATA #IMPLIED>
<!ATTLIST log limit CDATA #IMPLIED>
<!ATTLIST log format CDATA #IMPLIED>
]>
<!--
  The format of the log is defined by embedding special format characters:

    %c   client
    %d   domain
    %e   event
    %f   function
    %g   generation
    %i   thread id
    %l   line
    %m   module
    %n   log name
    %p   process id
    %r   real CPU time
    %t   wall clock time
    %u   user CPU time
    %v   version
    %%   percent sign
    \n   newline
    \r   carriage return
-->
<logmap>
  <log events="None"/>
  <log output="console"/>
  <log filename="Magick-%g.log"/>
  <log generations="3"/>
  <log limit="2000"/>
  <log format="%t %r %u %v %d %c[%p]: %m/%f/%l/%d\n  %e"/>
</logmap>