Value

Severity

Keyword

Deprecated keywords

Description

Condition

0

Emergency

emerg

panic^[9]

System is unusable

A panic condition.

1

Alert

alert

Action must be taken immediately

A condition that should be corrected immediately, such as a corrupted system database.

2

Critical

crit

Critical conditions

Hard device errors.

3

Error

err

error^[9]

Error conditions

4

Warning

warning

warn^[9]

Warning conditions

5

Informational

notice

Normal but significant conditions

Conditions that are not error conditions, but that may require special handling.