46 lines
1.7 KiB
YAML
46 lines
1.7 KiB
YAML
metrics:
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# Discovery metrics
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discover_dbs:
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type: set
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query:
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0: SELECT datname AS dbname FROM pg_database
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discover_rep:
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type: set
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query:
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0: SELECT client_addr || '_' || regexp_replace(application_name, '[ ,]', '_', 'g') AS repid, client_addr, state FROM pg_stat_replication
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# cluster-wide metrics
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version:
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type: value
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query:
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0: SHOW server_version_num
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max_frozen_age:
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type: value
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query:
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0: SELECT max(age(datfrozenxid)) FROM pg_database
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# Per-database metrics
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db_stats:
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type: row
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query:
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0: SELECT numbackends, xact_commit, xact_rollback, blks_read, blks_hit, tup_returned, tup_fetched, tup_inserted, tup_updated, tup_deleted, conflicts, temp_files, temp_bytes, deadlocks, blk_read_time, blk_write_time, extract('epoch' from stats_reset)::float FROM pg_stat_database WHERE datname = %(dbname)s
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140000: SELECT numbackends, xact_commit, xact_rollback, blks_read, blks_hit, tup_returned, tup_fetched, tup_inserted, tup_updated, tup_deleted, conflicts, temp_files, temp_bytes, deadlocks, COALESCE(checksum_failures, 0) AS checksum_failures, blk_read_time, blk_write_time, session_time, active_time, idle_in_transaction_time, sessions, sessions_abandoned, sessions_fatal, sessions_killed, extract('epoch' from stats_reset)::float FROM pg_stat_database WHERE datname = %(dbname)s
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# Debugging
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ntables:
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type: value
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query:
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0: SELECT count(*) AS ntables FROM pg_stat_user_tables
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# Per-replication metrics
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rep_stats:
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type: row
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query:
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0: SELECT * FROM pg_stat_database WHERE client_addr || '_' || regexp_replace(application_name, '[ ,]', '_', 'g') = '{repid}'
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# Debugging
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sleep:
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type: value
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query:
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0: SELECT now(), pg_sleep(5);
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