queries.yaml

#### Queries are commented due to PMM-8859
pg_replication:
  query: "SELECT CASE WHEN NOT pg_is_in_recovery() THEN 0 ELSE GREATEST (0, EXTRACT(EPOCH FROM (now() - pg_last_xact_replay_timestamp()))) END AS lag"
  master: true
  metrics:
    - lag:
        usage: "GAUGE"
        description: "Replication lag behind master in seconds"

pg_postmaster:
  query: "SELECT pg_postmaster_start_time as start_time_seconds from pg_postmaster_start_time()"
  master: true
  metrics:
    - start_time_seconds:
        usage: "GAUGE"
        description: "Time at which postmaster started"

pg_stat_user_tables:
  query: |
    SELECT
      current_database() datname,
      schemaname,
      relname,
      seq_scan,
      seq_tup_read,
      idx_scan,
      idx_tup_fetch,
      n_tup_ins,
      n_tup_upd,
      n_tup_del,
      n_tup_hot_upd,
      n_live_tup,
      n_dead_tup,
      n_mod_since_analyze,
      COALESCE(last_vacuum, '1970-01-01Z') as last_vacuum,
      COALESCE(last_autovacuum, '1970-01-01Z') as last_autovacuum,
      COALESCE(last_analyze, '1970-01-01Z') as last_analyze,
      COALESCE(last_autoanalyze, '1970-01-01Z') as last_autoanalyze,
      vacuum_count,
      autovacuum_count,
      analyze_count,
      autoanalyze_count
    FROM
      pg_stat_user_tables
  metrics:
    - datname:
        usage: "LABEL"
        description: "Name of current database"
    - schemaname:
        usage: "LABEL"
        description: "Name of the schema that this table is in"
    - relname:
        usage: "LABEL"
        description: "Name of this table"
    - seq_scan:
        usage: "COUNTER"
        description: "Number of sequential scans initiated on this table"
    - seq_tup_read:
        usage: "COUNTER"
        description: "Number of live rows fetched by sequential scans"
    - idx_scan:
        usage: "COUNTER"
        description: "Number of index scans initiated on this table"
    - idx_tup_fetch:
        usage: "COUNTER"
        description: "Number of live rows fetched by index scans"
    - n_tup_ins:
        usage: "COUNTER"
        description: "Number of rows inserted"
    - n_tup_upd:
        usage: "COUNTER"
        description: "Number of rows updated"
    - n_tup_del:
        usage: "COUNTER"
        description: "Number of rows deleted"
    - n_tup_hot_upd:
        usage: "COUNTER"
        description: "Number of rows HOT updated (i.e., with no separate index update required)"
    - n_live_tup:
        usage: "GAUGE"
        description: "Estimated number of live rows"
    - n_dead_tup:
        usage: "GAUGE"
        description: "Estimated number of dead rows"
    - n_mod_since_analyze:
        usage: "GAUGE"
        description: "Estimated number of rows changed since last analyze"
    - last_vacuum:
        usage: "GAUGE"
        description: "Last time at which this table was manually vacuumed (not counting VACUUM FULL)"
    - last_autovacuum:
        usage: "GAUGE"
        description: "Last time at which this table was vacuumed by the autovacuum daemon"
    - last_analyze:
        usage: "GAUGE"
        description: "Last time at which this table was manually analyzed"
    - last_autoanalyze:
        usage: "GAUGE"
        description: "Last time at which this table was analyzed by the autovacuum daemon"
    - vacuum_count:
        usage: "COUNTER"
        description: "Number of times this table has been manually vacuumed (not counting VACUUM FULL)"
    - autovacuum_count:
        usage: "COUNTER"
        description: "Number of times this table has been vacuumed by the autovacuum daemon"
    - analyze_count:
        usage: "COUNTER"
        description: "Number of times this table has been manually analyzed"
    - autoanalyze_count:
        usage: "COUNTER"
        description: "Number of times this table has been analyzed by the autovacuum daemon"

pg_statio_user_tables:
  query: "SELECT current_database() datname, schemaname, relname, heap_blks_read, heap_blks_hit, idx_blks_read, idx_blks_hit, toast_blks_read, toast_blks_hit, tidx_blks_read, tidx_blks_hit FROM pg_statio_user_tables"
  metrics:
    - datname:
        usage: "LABEL"
        description: "Name of current database"
    - schemaname:
        usage: "LABEL"
        description: "Name of the schema that this table is in"
    - relname:
        usage: "LABEL"
        description: "Name of this table"
    - heap_blks_read:
        usage: "COUNTER"
        description: "Number of disk blocks read from this table"
    - heap_blks_hit:
        usage: "COUNTER"
        description: "Number of buffer hits in this table"
    - idx_blks_read:
        usage: "COUNTER"
        description: "Number of disk blocks read from all indexes on this table"
    - idx_blks_hit:
        usage: "COUNTER"
        description: "Number of buffer hits in all indexes on this table"
    - toast_blks_read:
        usage: "COUNTER"
        description: "Number of disk blocks read from this table's TOAST table (if any)"
    - toast_blks_hit:
        usage: "COUNTER"
        description: "Number of buffer hits in this table's TOAST table (if any)"
    - tidx_blks_read:
        usage: "COUNTER"
        description: "Number of disk blocks read from this table's TOAST table indexes (if any)"
    - tidx_blks_hit:
        usage: "COUNTER"
        description: "Number of buffer hits in this table's TOAST table indexes (if any)"

pg_database:
  query: "SELECT pg_database.datname, pg_database_size(pg_database.datname) as size_bytes FROM pg_database"
  master: true
  cache_seconds: 30
  metrics:
    - datname:
        usage: "LABEL"
        description: "Name of the database"
    - size_bytes:
        usage: "GAUGE"
        description: "Disk space used by the database"
####
#pg_stat_statements:
#  query: "SELECT t2.rolname, t3.datname, queryid, calls, total_time / 1000 as total_time_seconds, min_time / 1000 as min_time_seconds, max_time / 1000 as max_time_seconds, mean_time / 1000 as mean_time_seconds, stddev_time / 1000 as stddev_time_seconds, rows, shared_blks_hit, shared_blks_read, shared_blks_dirtied, shared_blks_written, local_blks_hit, local_blks_read, local_blks_dirtied, local_blks_written, temp_blks_read, temp_blks_written, blk_read_time / 1000 as blk_read_time_seconds, blk_write_time / 1000 as blk_write_time_seconds FROM pg_stat_statements t1 JOIN pg_roles t2 ON (t1.userid=t2.oid) JOIN pg_database t3 ON (t1.dbid=t3.oid) WHERE t2.rolname != 'rdsadmin'"
#  master: true
#  metrics:
#    - rolname:
#        usage: "LABEL"
#        description: "Name of user"
#    - datname:
#        usage: "LABEL"
#        description: "Name of database"
#    - queryid:
#        usage: "LABEL"
#        description: "Query ID"
#    - calls:
#        usage: "COUNTER"
#        description: "Number of times executed"
#    - total_time_seconds:
#        usage: "COUNTER"
#        description: "Total time spent in the statement, in milliseconds"
#    - min_time_seconds:
#        usage: "GAUGE"
#        description: "Minimum time spent in the statement, in milliseconds"
#    - max_time_seconds:
#        usage: "GAUGE"
#        description: "Maximum time spent in the statement, in milliseconds"
#    - mean_time_seconds:
#        usage: "GAUGE"
#        description: "Mean time spent in the statement, in milliseconds"
#    - stddev_time_seconds:
#        usage: "GAUGE"
#        description: "Population standard deviation of time spent in the statement, in milliseconds"
#    - rows:
#        usage: "COUNTER"
#        description: "Total number of rows retrieved or affected by the statement"
#    - shared_blks_hit:
#        usage: "COUNTER"
#        description: "Total number of shared block cache hits by the statement"
#    - shared_blks_read:
#        usage: "COUNTER"
#        description: "Total number of shared blocks read by the statement"
#    - shared_blks_dirtied:
#        usage: "COUNTER"
#        description: "Total number of shared blocks dirtied by the statement"
#    - shared_blks_written:
#        usage: "COUNTER"
#        description: "Total number of shared blocks written by the statement"
#    - local_blks_hit:
#        usage: "COUNTER"
#        description: "Total number of local block cache hits by the statement"
#    - local_blks_read:
#        usage: "COUNTER"
#        description: "Total number of local blocks read by the statement"
#    - local_blks_dirtied:
#        usage: "COUNTER"
#        description: "Total number of local blocks dirtied by the statement"
#    - local_blks_written:
#        usage: "COUNTER"
#        description: "Total number of local blocks written by the statement"
#    - temp_blks_read:
#        usage: "COUNTER"
#        description: "Total number of temp blocks read by the statement"
#    - temp_blks_written:
#        usage: "COUNTER"
#        description: "Total number of temp blocks written by the statement"
#    - blk_read_time_seconds:
#        usage: "COUNTER"
#        description: "Total time the statement spent reading blocks, in milliseconds (if track_io_timing is enabled, otherwise zero)"
#    - blk_write_time_seconds:
#        usage: "COUNTER"
#        description: "Total time the statement spent writing blocks, in milliseconds (if track_io_timing is enabled, otherwise zero)"