Metric name: barman_backups_total
Metric labels: server
Metric type: gauge
Metric unit: scalar
Metric description: Outputs the current number of available backups for specific server
Metric source: barman -f json list-backups SERVER, count the number of entries for each SERVER in the JSON output. Irrelevent form the backup status.
Metric name: barman_backups_failed
Metric labels: server
Metric type: gauge
Metric unit: scalar
Metric description: Outputs the current number of failed backups for specific server
Metric source: barman -f json list-backups SERVER, count the number of entries for each SERVER in the JSON output. The backup status of the metrics must be FAILED
Metric name: barman_up
Metric labels: check, server
Metric type: guage
Metric unit: bool 1.0 - true, 0.0 false
Metric description: translates that different checks provided by barman into set of guage metrics. Provides two new labels compared to the old exporter - backup_minimum_age and pg_basebackup_supports_tablespaces_mapping
Metric source: barman -f json check all convert each json struct to metric, with the field key as label and 1.0 as value for status: "OK" and 0.0 for any other value
Metric name: barman_backup_size
Metric labels: server, backup position in array
Metric type: counter
Metric unit: bytes
Metric description: Outputs the size of a specific backup(for specific server) in bytes. Only successful backups are taken into account. Backup is counted as successful if its status is DONE.
Metric source: barman -f json list-backups SERVER, the size_bytes filed from the json out
Metric name: barman_backup_wal_size
Metric labels: server, backup position in array
Metric type: guage
Metric unit: bytes
Metric description: Outputs the size of a the wals for specific backup(for specific server) in bytes. Only successful backups are taken into account. Backup is counted as successful if its status is DONE.
Metric source: barman -f json list-backups SERVER, the wal_size_bytes filed from the json out
Metric name: barman_last_backup_copy_time
Metric labels: server
Metric type: guage
Metric unit: seconds
Metric description: Outputs the time it took to get the latest backup in seconds
Metric source: barman -f json list-backups SERVER, sort out by end_time_timestamp, run barman -f show-backup BACKUP SERVER, take the copy_time_seconds field.
Metric name: barman_last_backup
Metric labels: server
Metric type: guage
Metric unit: seconds
Metric description: Time since the last backup was taken
Metric source: barman -f json status all, take the last_backup field for each server
Metric name: barman_first_backup
Metric labels: server
Metric type: guage
Metric unit: seconds
Metric description: Time since the first backup was taken
Metric source: barman -f json status all, take the first_backup field for each server
Metric name: barman_metrics_update
Metric labels: none
Metric type: guage
Metric unit: seconds
Metric description: Outputs the time it took finish the last run of UpdateAll
Metric source:
Metric name: barman_last_backup_wal_rate_per_second
Metric labels: server
Metric type: guage
Metric unit: scalar/seconds
Metric description: outputs the wal rate for the last backup
Metric source: barman -f json list-backups SERVER, sort out by end_time_timestamp, run barman -f show-backup BACKUP SERVER, take the wal_rate_per_second field.
Metric name: barman_last_backup_throughput
Metric labels: server
Metric type: guage
Metric unit: bytes/seconds
Metric description: outputs the throughput during the last backup creation
Metric source: barman -f json list-backups SERVER, sort out by end_time_timestamp, run barman -f show-backup BACKUP SERVER, take the throughput_bytes field.
Metric name: barman_last_backup_wal_files
Metric labels: server
Metric type: guage
Metric unit: scalar
Metric description: outputs the number of wals for the last backup
Metric source: barman -f json list-backups SERVER, sort out by end_time_timestamp, run barman -f show-backup BACKUP SERVER, take the no_of_files field.
Metric name: barman_active_streaming_clients
Metric labels: state - can be async or sync
Metric type: guage
Metric unit: scalar
Metric description: outputs the current number of streaming clients
Metric source: barman -f json barman replication-status all, iterate through all the entries in the json, and increment countes based on the current_sync_state field.
Metric name: barman_streaming_client_sent_lsn_diff
Metric labels: server
Metric type: guage
Metric unit: bytes
Metric description: Outputs the difference between the current master LSN and the send LSN in bytes
Metric source: barman -f json barman replication-status all, iterate through all the entries in the json and take the sent_lsn_diff_bytes field
Metric name: barman_streaming_client_write_lsn_diff
Metric labels: server
Metric type: guage
Metric unit: bytes
Metric description: Outputs the difference between the current master LSN and the written LSN in bytes
Metric source: barman -f json barman replication-status all, iterate through all the entries in the json and take the write_lsn_diff_bytes field
Metric name: barman_streaming_client_flush_lsn_diff
Metric labels: server
Metric type: guage
Metric unit: bytes
Metric description: Outputs the difference between the current master LSN and the flushed LSN in bytes
Metric source: barman -f json barman replication-status all, iterate through all the entries in the json and take the flush_lsn_diff_bytes field
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