1.$ ANALYZE/ERROR_LOG/ELV CONVERT /INTERACTIVE /NONODE=(BEAVIS,BUTTHD)
      The command in this example, executed from DCL command level,
      converts selected events in the default SYS$ERRORLOG:ERRLOG.SYS
      file to the older format and writes these events to the
      ERRLOG.CVT file. After the command executes, the system
      displays the ELV> prompt.
      The selected events are from all nodes except BEAVIS and
      BUTTHD.
    2.ELV> CONVERT /LOG /OUTPUT=OUTFILE
      The command in this example converts events in the default
      SYS$ERRORLOG:ERRLOG.SYS file to the older format and writes the
      converted events to OUTFILE.CVT.
      In addition, control and informational messages are output to
      the terminal.
    3.$ ANALYZE/ERROR_LOG/ELV CONVERT /NODE /BEFORE=YESTERDAY ERROR_LOG.SYS
      The command in this example converts selected events from
      ERROR_LOG.SYS to the older format and writes the converted
      events to ERROR_LOG.CVT.
      The selected events are those that occurred before YESTERDAY on
      the current node.
    4.ELV> CONVERT /ENTRY=START:5 /EXCLUDE=BUGCHECKS
      The command in this example converts events in the default
      SYS$ERRORLOG:ERRLOG.SYS file to the older format and writes the
      converted events to ERRLOG.CVT.
      The selected events, which start with entry 5, do not include
      the BUGCHECKS event class.