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|
dbrp "telegraf"."autogen"
var message = '''
{{- if eq .Level "OK" -}}
{{ index .Tags "host" }} is no longer using excessive disk IO
{{- else -}}
{{ index .Tags "host" }} is using excessive disk IO
{{- end -}}
'''
var details = '''
{{- if eq .Level "OK" -}}
{{ index .Tags "host" }} is now only averaging {{ index .Fields "activity" }}B/s of disk usage
{{- else -}}
{{ index .Tags "host" }} has been averaging {{ index .Fields "activity" }}B/s of disk usage for the last 10 minutes
{{- end -}}
'''
stream
|from()
.measurement('diskio')
.groupBy('host')
|eval(lambda: "read_bytes" + "write_bytes")
.as('activity')
|sum('activity')
.as('activity')
|derivative('activity')
.nonNegative()
|window()
.period(10m)
|mean('activity')
.as('activity')
|alert()
.crit(lambda: "activity" > 512*1024)
.message(message)
.details(details)
|
