blob: 7af100d8f489a711789156b5d82ba7746e704018 (
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
|
# make sure we are sending data to backend
alarm: backend_last_buffering
on: netdata.backend_metrics
calc: $now - $last_collected_t
units: seconds ago
every: 10s
warn: $this > (($status >= $WARNING) ? ($update_every) : ( 5 * $update_every))
crit: $this > (($status == $CRITICAL) ? ($update_every) : (60 * $update_every))
delay: down 5m multiplier 1.5 max 1h
info: number of seconds since the last successful buffering of backend data
to: dba
alarm: backend_metrics_sent
on: netdata.backend_metrics
units: %
calc: abs($sent) * 100 / abs($buffered)
every: 10s
warn: $this != 100
delay: down 5m multiplier 1.5 max 1h
info: percentage of metrics sent to the backend server
to: dba
alarm: backend_metrics_lost
on: netdata.backend_metrics
units: metrics
calc: abs($lost)
every: 10s
crit: ($this != 0) || ($status == $CRITICAL && abs($sent) == 0)
delay: down 5m multiplier 1.5 max 1h
info: number of metrics lost due to repeating failures to contact the backend server
to: dba
# this chart has been removed from netdata
# alarm: backend_slow
# on: netdata.backend_latency
# units: %
# calc: $latency * 100 / ($update_every * 1000)
# every: 10s
# warn: $this > 50
# crit: $this > 100
# delay: down 5m multiplier 1.5 max 1h
# info: the percentage of time between iterations needed by the backend time to process the data sent by netdata
# to: dba
|