doc/help/ref-error_log.html

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   9 <H1 CLASS="title">error_log</H1>
  10
  11 <P>The <VAR>error_log</VAR> file lists messages from the
  12 scheduler - errors, warnings, etc. The <A
  13 HREF="ref-cupsd-conf.html#LogLevel"><CODE>LogLevel</CODE></A>
  14 directive controls which messages are logged:</P>
  15
  16 <P CLASS="command">
  17
  18 level date-time message<BR>
  19
  20 <BR>
  21
  22 I [20/May/1999:19:18:28 +0000] Job 1 queued on 'DeskJet' by 'mike'.<BR>
  23
  24 I [20/May/1999:19:21:02 +0000] Job 2 queued on 'DeskJet' by 'mike'.<BR>
  25
  26 I [20/May/1999:19:22:24 +0000] Job 2 was cancelled by 'mike'.<BR>
  27
  28 </P>
  29
  30 <P>The <I>level</I> field contains the type of message:</P>
  31
  32 <UL>
  33
  34         <LI><CODE>A</CODE> - Alert message (LogLevel alert)
  35         <LI><CODE>C</CODE> - Critical error message (LogLevel crit)
  36         <LI><CODE>D</CODE> - Debugging message (LogLevel debug)
  37         <LI><CODE>d</CODE> - Detailed debugging message (LogLevel debug2)
  38         <LI><CODE>E</CODE> - Normal error message (LogLevel error)
  39         <LI><CODE>I</CODE> - Informational message (LogLevel info)
  40         <LI><CODE>N</CODE> - Notice message (LogLevel notice)
  41         <LI><CODE>W</CODE> - Warning message (LogLevel warn)
  42         <LI><CODE>X</CODE> - Emergency error message (LogLevel emerg)
  43
  44 </UL>
  45
  46 <P>The <I>date-time</I> field contains the date and time of when
  47 the page started printing. The format of this field is identical
  48 to the <I>data-time</I> field in the <VAR>access_log</VAR> file.</P>
  49
  50 <P>The <I>message</I> fields contains a free-form textual
  51 message. Messages from job filters are prefixed with "<CODE>[Job
  52 NNN]</CODE>".</P>
  53
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