master
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1
2 # slow queries
3
4 template: mysql_10s_slow_queries
5 on: mysql.queries
6 class: Latency
7 type: Database
8 component: MySQL
9 lookup: sum -10s of slow_queries
10 units: slow queries
11 every: 10s
12 warn: $this > (($status >= $WARNING) ? (5) : (10))
13 crit: $this > (($status == $CRITICAL) ? (10) : (20))
14 delay: down 5m multiplier 1.5 max 1h
15 summary: MySQL slow queries
16 info: Number of slow queries in the last 10 seconds
17 to: dba
18
19
20 # -----------------------------------------------------------------------------
21 # lock waits
22
23 template: mysql_10s_table_locks_immediate
24 on: mysql.table_locks
25 class: Utilization
26 type: Database
27 component: MySQL
28 lookup: sum -10s absolute of immediate
29 units: immediate locks
30 every: 10s
31 summary: MySQL table immediate locks
32 info: Number of table immediate locks in the last 10 seconds
33 to: dba
34
35 template: mysql_10s_table_locks_waited
36 on: mysql.table_locks
37 class: Latency
38 type: Database
39 component: MySQL
40 lookup: sum -10s absolute of waited
41 units: waited locks
42 every: 10s
43 summary: MySQL table waited locks
44 info: Number of table waited locks in the last 10 seconds
45 to: dba
46
47 template: mysql_10s_waited_locks_ratio
48 on: mysql.table_locks
49 class: Latency
50 type: Database
51 component: MySQL
52 calc: ( ($mysql_10s_table_locks_waited + $mysql_10s_table_locks_immediate) > 0 ) ? (($mysql_10s_table_locks_waited * 100) / ($mysql_10s_table_locks_waited + $mysql_10s_table_locks_immediate)) : 0
53 units: %
54 every: 10s
55 warn: $this > (($status >= $WARNING) ? (10) : (25))
56 crit: $this > (($status == $CRITICAL) ? (25) : (50))
57 delay: down 30m multiplier 1.5 max 1h
58 summary: MySQL waited table locks ratio
59 info: Ratio of waited table locks over the last 10 seconds
60 to: dba
61
62
63 # -----------------------------------------------------------------------------
64 # connections
65
66 template: mysql_connections
67 on: mysql.connections_active
68 class: Utilization
69 type: Database
70 component: MySQL
71 calc: $active * 100 / $limit
72 units: %
73 every: 10s
74 warn: $this > (($status >= $WARNING) ? (60) : (70))
75 crit: $this > (($status == $CRITICAL) ? (80) : (90))
76 delay: down 15m multiplier 1.5 max 1h
77 summary: MySQL connections utilization
78 info: Client connections utilization
79 to: dba
80
81
82 # -----------------------------------------------------------------------------
83 # replication
84
85 template: mysql_replication
86 on: mysql.slave_status
87 class: Errors
88 type: Database
89 component: MySQL
90 calc: ($sql_running <= 0 OR $io_running <= 0)?0:1
91 units: ok/failed
92 every: 10s
93 crit: $this == 0
94 delay: down 5m multiplier 1.5 max 1h
95 summary: MySQL replication status
96 info: Replication status (0: stopped, 1: working)
97 to: dba
98
99 template: mysql_replication_lag
100 on: mysql.slave_behind
101 class: Latency
102 type: Database
103 component: MySQL
104 calc: $seconds
105 units: seconds
106 every: 10s
107 warn: $this > (($status >= $WARNING) ? (5) : (10))
108 crit: $this > (($status == $CRITICAL) ? (10) : (30))
109 delay: down 15m multiplier 1.5 max 1h
110 summary: MySQL replication lag
111 info: Difference between the timestamp of the latest transaction processed by the SQL thread and \
112 the timestamp of the same transaction when it was processed on the master
113 to: dba
114
115
116 # -----------------------------------------------------------------------------
117 # galera cluster size
118
119 template: mysql_galera_cluster_size_max_2m
120 on: mysql.galera_cluster_size
121 class: Utilization
122 type: Database
123 component: MySQL
124 lookup: max -2m at -1m unaligned
125 units: nodes
126 every: 10s
127 info: maximum galera cluster size in the last 2 minutes starting one minute ago
128 to: dba
129
130 template: mysql_galera_cluster_size
131 on: mysql.galera_cluster_size
132 class: Utilization
133 type: Database
134 component: MySQL
135 calc: $nodes
136 units: nodes
137 every: 10s
138 warn: $this > $mysql_galera_cluster_size_max_2m
139 crit: $this < $mysql_galera_cluster_size_max_2m
140 delay: up 20s down 5m multiplier 1.5 max 1h
141 summary: MySQL galera cluster size
142 info: Current galera cluster size, compared to the maximum size in the last 2 minutes
143 to: dba
144
145 # galera node state
146
147 template: mysql_galera_cluster_state_warn
148 on: mysql.galera_cluster_state
149 class: Errors
150 type: Database
151 component: MySQL
152 calc: $donor + $joined
153 every: 10s
154 warn: $this != nan AND $this != 0
155 delay: up 30s down 5m multiplier 1.5 max 1h
156 summary: MySQL galera node state
157 info: Galera node state is either Donor/Desynced or Joined.
158 to: dba
159
160 template: mysql_galera_cluster_state_crit
161 on: mysql.galera_cluster_state
162 class: Errors
163 type: Database
164 component: MySQL
165 calc: $undefined + $joining + $error
166 every: 10s
167 crit: $this != nan AND $this != 0
168 delay: up 30s down 5m multiplier 1.5 max 1h
169 summary: MySQL galera node state
170 info: Galera node state is either Undefined or Joining or Error.
171 to: dba
172
173 # galera node status
174
175 template: mysql_galera_cluster_status
176 on: mysql.galera_cluster_status
177 class: Errors
178 type: Database
179 component: MySQL
180 calc: $primary
181 every: 10s
182 crit: $this != nan AND $this != 1
183 delay: up 30s down 5m multiplier 1.5 max 1h
184 summary: MySQL galera cluster status
185 info: Galera node is part of a nonoperational component. \
186 This occurs in cases of multiple membership changes that result in a loss of Quorum or in cases of split-brain situations.
187 to: dba