blob: de4c0078ebdd70eb4979fa720f91dd837644b179 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
|
# 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
summary: PostgreSQL connection utilization
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
summary: PostgreSQL acquired locks utilization
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
summary: PostgreSQL TXID exhaustion
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
summary: PostgreSQL DB ${label:database} cache hit ratio
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
summary: PostgreSQL DB ${label:database} aborted transactions
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
summary: PostgreSQL DB ${label:database} deadlocks rate
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
summary: PostgreSQL table ${label:table} db ${label:database} cache hit ratio
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
summary: PostgreSQL table ${label:table} db ${label:database} index cache hit ratio
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
summary: PostgreSQL table ${label:table} db ${label:database} toast cache hit ratio
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
summary: PostgreSQL table ${label:table} db ${label:database} index toast hit ratio
info: average index TOAST hit ratio in db ${label:database} table ${label:table} over the last minute
to: dba
template: postgres_table_bloat_size_perc
on: postgres.table_bloat_size_perc
class: Errors
type: Database
component: PostgreSQL
hosts: *
calc: ($table_size > (1024 * 1024 * 100)) ? ($bloat) : (0)
units: %
every: 1m
warn: $this > (($status >= $WARNING) ? (60) : (70))
crit: $this > (($status == $CRITICAL) ? (70) : (80))
delay: down 15m multiplier 1.5 max 1h
summary: PostgreSQL table ${label:table} db ${label:database} bloat size
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)
summary: PostgreSQL table ${label:table} db ${label:database} last autovacuum
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)
summary: PostgreSQL table ${label:table} db ${label:database} last autoanalyze
info: Time elapsed since db ${label:database} table ${label:table} was analyzed by the autovacuum daemon
to: dba
# Index alarms
template: postgres_index_bloat_size_perc
on: postgres.index_bloat_size_perc
class: Errors
type: Database
component: PostgreSQL
hosts: *
calc: ($index_size > (1024 * 1024 * 10)) ? ($bloat) : (0)
units: %
every: 1m
warn: $this > (($status >= $WARNING) ? (60) : (70))
crit: $this > (($status == $CRITICAL) ? (70) : (80))
delay: down 15m multiplier 1.5 max 1h
summary: PostgreSQL table ${label:table} db ${label:database} index bloat size
info: Bloat size percentage in db ${label:database} table ${label:table} index ${label:index}
to: dba
|
