Module metrics

Internal metrics for observability.

Structs

• FORBIDDEN_OPERATION_COUNT
  Counter for forbidden operations
• LOGICAL_REGION_COUNT
  Gauge for opened logical regions
• MITO_DDL_DURATION
  Histogram for opened logical regions
• MITO_OPERATION_ELAPSED
  Histogram for underlying mito operations
• PHYSICAL_COLUMN_COUNT
  Gauge of columns across all opened regions
• PHYSICAL_REGION_COUNT
  Gauge for opened regions

Constants

• OPERATION_LABEL
  Stage label.