metrics.md

Supported metrics

To visualize log data, it is provided in Prometheus metric format.

Metric names

• Log collection: This metric represents the amount logs being collected and occurrences of logs exceeding the limit
• Log sink: This metric represents the logs associated with Log Metric/Export
• Loggen: This metric represents the test results from Loggen

Category	Name	Type	Description
Log collection	lobster_tailed_lines_total	Counter	Number of log lines collected
Log collection	lobster_tailed_bytes_total	Counter	Log size collected
Log collection	lobster_overloaded_target_total	Counter	Occurs when logs are restricted due to high volumes
Log sink	lobster_log_sink_bytes_total	Counter	Log size measured per unit of log sink (export)
Log sink	lobster_log_sink_failure_total	Counter	Log sink failure (e.g., destination timeout, invalid regexp)
Log sink	lobster_log_metric_matched_logs_total	Counter	Log occurrences accumulated based on the log sink (metric) rules
Loggen	lobster_loggen_failure_total	Counter	A count of failure of inspection
Loggen	lobster_loggen_verified	Gauge	A count of verified logs
Loggen	lobster_loggen_appeared_time_seconds	Gauge	The time it takes to reflect the latest logs

Metric labels

Name	Description
target_namespace	Namespace to collect metrics
sink_name	Log sink (custom resource) name
sink_namespace	Namespace where log sink (custom resource) is installed
sink_type	Log sink types (e.g., logMetricRules...)
sink_contents_name	Configuration name such as export, metrics, which is defined in the log sink
log_namespace	Namespace to which the container generating logs belongs
log_pod	Pod to which the container generating logs belongs
log_container	Container that generates logs
log_source_type	Types of logs generated in the container (stdstream, emptydir)
log_source_path	Log path information for log types in emptyDir (/ is replaced by _.)