Merging upstream version 1.37.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 214 insertions, 0 deletions

diff --git a/health/health.d/postgres.conf b/health/health.d/postgres.conf
new file mode 100644
index 000000000..66d034cfe
--- /dev/null
+++ b/health/health.d/postgres.conf
@@ -0,0 +1,214 @@
+# 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