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# This is a fast-reacting no-notification alarm ideal for custom dashboards or badges
template: httpcheck_web_service_up
families: *
on: httpcheck.status
class: Utilization
type: Web Server
component: HTTP endpoint
lookup: average -1m unaligned percentage of success
calc: ($this < 75) ? (0) : ($this)
every: 5s
units: up/down
info: average ratio of successful HTTP requests over the last minute (at least 75%)
to: silent
template: httpcheck_web_service_bad_content
families: *
on: httpcheck.status
class: Workload
type: Web Server
component: HTTP endpoint
lookup: average -5m unaligned percentage of bad_content
every: 10s
units: %
warn: $this >= 10 AND $this < 40
crit: $this >= 40
delay: down 5m multiplier 1.5 max 1h
info: average ratio of HTTP responses with unexpected content over the last 5 minutes
options: no-clear-notification
to: webmaster
template: httpcheck_web_service_bad_status
families: *
on: httpcheck.status
class: Workload
type: Web Server
component: HTTP endpoint
lookup: average -5m unaligned percentage of bad_status
every: 10s
units: %
warn: $this >= 10 AND $this < 40
crit: $this >= 40
delay: down 5m multiplier 1.5 max 1h
info: average ratio of HTTP responses with unexpected status over the last 5 minutes
options: no-clear-notification
to: webmaster
template: httpcheck_web_service_timeouts
families: *
on: httpcheck.status
class: Latency
type: Web Server
component: HTTP endpoint
lookup: average -5m unaligned percentage of timeout
every: 10s
units: %
info: average ratio of HTTP request timeouts over the last 5 minutes
template: httpcheck_no_web_service_connections
families: *
on: httpcheck.status
class: Errors
type: Other
component: HTTP endpoint
lookup: average -5m unaligned percentage of no_connection
every: 10s
units: %
info: average ratio of failed requests during the last 5 minutes
# combined timeout & no connection alarm
template: httpcheck_web_service_unreachable
families: *
on: httpcheck.status
class: Errors
type: Web Server
component: HTTP endpoint
calc: ($httpcheck_no_web_service_connections >= $httpcheck_web_service_timeouts) ? ($httpcheck_no_web_service_connections) : ($httpcheck_web_service_timeouts)
units: %
every: 10s
warn: ($httpcheck_no_web_service_connections >= 10 OR $httpcheck_web_service_timeouts >= 10) AND ($httpcheck_no_web_service_connections < 40 OR $httpcheck_web_service_timeouts < 40)
crit: $httpcheck_no_web_service_connections >= 40 OR $httpcheck_web_service_timeouts >= 40
delay: down 5m multiplier 1.5 max 1h
info: ratio of failed requests either due to timeouts or no connection over the last 5 minutes
options: no-clear-notification
to: webmaster
template: httpcheck_1h_web_service_response_time
families: *
on: httpcheck.responsetime
class: Latency
type: Other
component: HTTP endpoint
lookup: average -1h unaligned of time
every: 30s
units: ms
info: average HTTP response time over the last hour
template: httpcheck_web_service_slow
families: *
on: httpcheck.responsetime
class: Latency
type: Web Server
component: HTTP endpoint
lookup: average -3m unaligned of time
units: ms
every: 10s
warn: ($this > ($httpcheck_1h_web_service_response_time * 2) )
crit: ($this > ($httpcheck_1h_web_service_response_time * 3) )
delay: down 5m multiplier 1.5 max 1h
info: average HTTP response time over the last 3 minutes, compared to the average over the last hour
options: no-clear-notification
to: webmaster
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