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authorDaniel Baumann <daniel.baumann@progress-linux.org>2022-11-30 18:47:05 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2022-11-30 18:47:05 +0000
commit97e01009d69b8fbebfebf68f51e3d126d0ed43fc (patch)
tree02e8b836c3a9d89806f3e67d4a5fe9f52dbb0061 /health/health.d/postgres.conf
parentReleasing debian version 1.36.1-1. (diff)
downloadnetdata-97e01009d69b8fbebfebf68f51e3d126d0ed43fc.tar.xz
netdata-97e01009d69b8fbebfebf68f51e3d126d0ed43fc.zip
Merging upstream version 1.37.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+# you can disable an alarm notification by setting the 'to' line to: silent
+
+ template: postgres_total_connection_utilization
+ on: postgres.connections_utilization
+ class: Utilization
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: average -1m unaligned of used
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (70) : (80))
+ crit: $this > (($status == $CRITICAL) ? (80) : (90))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average total connection utilization over the last minute
+ to: dba
+
+ template: postgres_acquired_locks_utilization
+ on: postgres.locks_utilization
+ class: Utilization
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: average -1m unaligned of used
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (15) : (20))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average acquired locks utilization over the last minute
+ to: dba
+
+ template: postgres_txid_exhaustion_perc
+ on: postgres.txid_exhaustion_perc
+ class: Utilization
+ type: Database
+component: PostgreSQL
+ hosts: *
+ calc: $txid_exhaustion
+ units: %
+ every: 1m
+ warn: $this > 90
+ delay: down 15m multiplier 1.5 max 1h
+ info: percent towards TXID wraparound
+ to: dba
+
+# Database alarms
+
+ template: postgres_db_cache_io_ratio
+ on: postgres.db_cache_io_ratio
+ class: Workload
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: average -1m unaligned of miss
+ calc: 100 - $this
+ units: %
+ every: 1m
+ warn: $this < (($status >= $WARNING) ? (70) : (60))
+ crit: $this < (($status == $CRITICAL) ? (60) : (50))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average cache hit ratio in db $label:database over the last minute
+ to: dba
+
+ template: postgres_db_transactions_rollback_ratio
+ on: postgres.db_transactions_ratio
+ class: Workload
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: average -5m unaligned of rollback
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (2))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average aborted transactions percentage in db $label:database over the last five minutes
+ to: dba
+
+ template: postgres_db_deadlocks_rate
+ on: postgres.db_deadlocks_rate
+ class: Errors
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: sum -1m unaligned of deadlocks
+ units: deadlocks
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (10))
+ delay: down 15m multiplier 1.5 max 1h
+ info: number of deadlocks detected in db $label:database in the last minute
+ to: dba
+
+# Table alarms
+
+ template: postgres_table_cache_io_ratio
+ on: postgres.table_cache_io_ratio
+ class: Workload
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: average -1m unaligned of miss
+ calc: 100 - $this
+ units: %
+ every: 1m
+ warn: $this < (($status >= $WARNING) ? (70) : (60))
+ crit: $this < (($status == $CRITICAL) ? (60) : (50))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average cache hit ratio in db $label:database table $label:table over the last minute
+ to: dba
+
+ template: postgres_table_index_cache_io_ratio
+ on: postgres.table_index_cache_io_ratio
+ class: Workload
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: average -1m unaligned of miss
+ calc: 100 - $this
+ units: %
+ every: 1m
+ warn: $this < (($status >= $WARNING) ? (70) : (60))
+ crit: $this < (($status == $CRITICAL) ? (60) : (50))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average index cache hit ratio in db $label:database table $label:table over the last minute
+ to: dba
+
+ template: postgres_table_toast_cache_io_ratio
+ on: postgres.table_toast_cache_io_ratio
+ class: Workload
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: average -1m unaligned of miss
+ calc: 100 - $this
+ units: %
+ every: 1m
+ warn: $this < (($status >= $WARNING) ? (70) : (60))
+ crit: $this < (($status == $CRITICAL) ? (60) : (50))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average TOAST hit ratio in db $label:database table $label:table over the last minute
+ to: dba
+
+ template: postgres_table_toast_index_cache_io_ratio
+ on: postgres.table_toast_index_cache_io_ratio
+ class: Workload
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: average -1m unaligned of miss
+ calc: 100 - $this
+ units: %
+ every: 1m
+ warn: $this < (($status >= $WARNING) ? (70) : (60))
+ crit: $this < (($status == $CRITICAL) ? (60) : (50))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average index TOAST hit ratio in db $label:database table $label:table over the last minute
+ to: dba
+
+ template: postgres_table_bloat_size_perc
+ on: postgres.table_bloat_size_perc
+ class: Errors
+ type: Database
+component: PostgreSQL
+ hosts: *
+ calc: $bloat
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (60) : (70))
+ crit: $this > (($status == $CRITICAL) ? (70) : (80))
+ delay: down 15m multiplier 1.5 max 1h
+ info: bloat size percentage in db $label:database table $label:table
+ to: dba
+
+ template: postgres_table_last_autovacuum_time
+ on: postgres.table_autovacuum_since_time
+ class: Errors
+ type: Database
+component: PostgreSQL
+ hosts: !*
+ calc: $time
+ units: seconds
+ every: 1m
+ warn: $this != nan AND $this > (60 * 60 * 24 * 7)
+ info: time elapsed since db $label:database table $label:table was vacuumed by the autovacuum daemon
+ to: dba
+
+ template: postgres_table_last_autoanalyze_time
+ on: postgres.table_autoanalyze_since_time
+ class: Errors
+ type: Database
+component: PostgreSQL
+ hosts: !*
+ calc: $time
+ units: seconds
+ every: 1m
+ warn: $this != nan AND $this > (60 * 60 * 24 * 7)
+ info: time elapsed since db $label:database table $label:table was analyzed by the autovacuum daemon
+ to: dba
+
+# Index alarms
+
+ template: postgres_index_bloat_size_perc
+ on: postgres.index_bloat_size_perc
+ class: Errors
+ type: Database
+component: PostgreSQL
+ hosts: *
+ calc: $bloat
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (60) : (70))
+ crit: $this > (($status == $CRITICAL) ? (70) : (80))
+ delay: down 15m multiplier 1.5 max 1h
+ info: bloat size percentage in db $label:database table $label:table index $label:index
+ to: dba