Log Levels

The following log levels are listed in order of severity. The log level you select determines the verbosity of the log. Each level includes messages at its own and all higher levels.
 

Level

Description

FATAL (5)

Very severe error events that will most likely lead the application or user request to abort.

ERROR (4)

Error events that might still allow the application or user request to continue running.

WARN (3)

Potentially harmful situations.

INFO (2)

Informational messages that highlight the progress of the application or user request. Typically INFO logging should be used to log every milestone or substantial event and every major decision-point.

DEBUG (1)

Designates fine-grained informational events that are most useful to debug an application or user request. DEBUG messages includes:

  • All input and output to and from external systems

  • Key items in memory

  • Key branching points

Related Topics

Logging Maintenance
Creating Log Categories