Parse Severity
Maps the severity values found in your logs onto standard levels and sets both severity_text and severity_number accordingly. You point it at the field holding the severity value and list which source values map to each standard level (TRACE, DEBUG, INFO, WARN, ERROR, FATAL), so logs from different sources end up with a consistent severity.
Supported Telemetry Types
✓
This processor operates on logs only. It reads the configured severity field and sets the record's severity_text and severity_number.
Configuration
Basic Configuration

Selection
Condition
OTTL Condition
No
(empty)
An OTTL condition that must evaluate to true for the processor to apply. Empty applies to all logs.
Match
Enum: Resource, Attribute, Body
Yes
Body
Where the severity value is read from: the log body, a resource attribute, or a log attribute.
Severity Field
OTTL Field
Yes
—
The field containing the severity value. Its context (body, attribute, or resource) follows the Match selection above.
Severity mappings
Each level takes a list of case-insensitive values that should be mapped to that standard level. A record whose severity field matches one of these values has its severity_text set to the level name and its severity_number set to the matching standard number.
TRACE
Strings
No
trace
The case-insensitive values that should be mapped to TRACE severity.
DEBUG
Strings
No
debug
The case-insensitive values that should be mapped to DEBUG severity.
INFO
Strings
No
info
The case-insensitive values that should be mapped to INFO severity.
WARN
Strings
No
warn
The case-insensitive values that should be mapped to WARN severity.
ERROR
Strings
No
error
The case-insensitive values that should be mapped to ERROR severity.
FATAL
Strings
No
fatal
The case-insensitive values that should be mapped to FATAL severity.
Examples
Normalize a non-standard level field
A source emits logs whose severity lives in a level body field and uses abbreviations and long-form words that don't match the standard levels:
Configure the processor to read level from the body and add the source-specific values to each level's mapping list:
Match:
BodySeverity Field:
levelERROR:
error,errWARN:
warn,warningINFO:
info,informationDEBUG:
debug,debuggingFATAL:
fatal,critical
When the record above is processed, err matches the ERROR list, so the record's severity is normalized:
The original level field is left in place. The processor sets the record's standard severity fields rather than rewriting the source field.
Configuration Tips
Beyond plain string matching, a mapping value can be an HTTP status code range written as
1xx,2xx,3xx,4xx, or5xx. For example, putting5xxin the ERROR list maps any 5xx status to ERROR.A mapping value can also be a numeric range written as
8-12. Any number in that range (such as 9) maps to the level the range is assigned to.Matching is case-insensitive, so
Error,ERROR, anderrorare treated the same.
Troubleshooting
Severity is not being set
Symptoms: records pass through with their original severity_text and severity_number unchanged.
Solutions:
Confirm Match points at the right location (Body, Attribute, or Resource) and that Severity Field names the actual field holding the value.
Verify the source value appears in one of the mapping lists. The defaults only cover the literal level names (
trace,debug,info,warn,error,fatal); add your source's values to the appropriate list.If a Condition is set, confirm it evaluates true for the records you expect to change.
Standalone Processor
Related Resources
Bindplane Resources
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