How to Read the Metadefender Core Log?

The log files are plain text files that can be opened with any text editor.

Files

Under Linux the server and nodes generate separate log files under /var/log/ometascan. The ometascan.log file (if present) belongs to MetaDefender Core server.

Under Windows there is no default logging into file unless otherwise specified. For details see MetaDefender Configuration.

Format

In the log, each line represents a log message sent by the server or node. Depending on the log file, the format of the line is as follows:

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Example:

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Where the different values are:

  • LEVEL : the severity of the message
  • TIMESTAMP : The date value when the log entry was sent
  • COMPONENT : which component sent the entry
  • MESSAGE : the verbose string of the entry's message
  • MESSAGE ID : the unique ID of this log entry

Severity levels of log entries

Depending on the reason for the log entry, there are different types of severity levels.

Based on the configuration, the following levels are possible:

  • DEBUG : Debuggers severity level, mostly used by support issues.
  • INFO : Information from the software, such as scan results.
  • WARNING : A problem occurred needs investigation and OPSWAT support must be contacted, however the product is supposed to be operational.
  • ERROR : Software error happened, please contact support if the issue is persist. Software functionality may be downgraded in these cases.
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