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198 changes: 198 additions & 0 deletions assets/envoy-2/alerts.yaml
Original file line number Diff line number Diff line change
@@ -0,0 +1,198 @@
groups:
- name: envoy
rules:
- alert: EnvoyUpstreamHighHttp4xxErrorRate
annotations:
dashboard_url: https://grafana.com/d/envoy-upstream-skj2/envoy-upstream?var-namespace={{
$labels.namespace }}&var-envoy_cluster_name={{ $labels.envoy_cluster_name
}}
description: More than 5% HTTP requests with status 4xx for cluster {{ $labels.envoy_cluster_name
}} in {{ $labels.namespace }} the past 5m.
summary: Envoy upstream high HTTP 4xx error rate.
expr: |
(
sum(
rate(
envoy_cluster_upstream_rq_xx{
job=~".*",
envoy_response_code_class="4",
envoy_cluster_name!~""
}[5m]
)
) by (cluster, namespace, envoy_cluster_name)
/
sum(
rate(
envoy_cluster_upstream_rq_total{
job=~".*",
envoy_cluster_name!~""
}[5m]
)
) by (cluster, namespace, envoy_cluster_name)
* 100
) > 5
and
sum(
rate(
envoy_cluster_upstream_rq_xx{
job=~".*",
envoy_response_code_class="4",
envoy_cluster_name!~""
}[5m]
)
) by (cluster, namespace, envoy_cluster_name)
> 5
for: 1m
labels:
severity: info
- alert: EnvoyUpstreamHighHttp5xxErrorRate
annotations:
dashboard_url: https://grafana.com/d/envoy-upstream-skj2/envoy-upstream?var-namespace={{
$labels.namespace }}&var-envoy_cluster_name={{ $labels.envoy_cluster_name
}}
description: More than 5% HTTP requests with status 5xx for cluster {{ $labels.envoy_cluster_name
}} in {{ $labels.namespace }} the past 5m.
summary: Envoy upstream high HTTP 5xx error rate.
expr: |
(
sum(
rate(
envoy_cluster_upstream_rq_xx{
job=~".*",
envoy_response_code_class="5",
envoy_cluster_name!~""
}[5m]
)
) by (cluster, namespace, envoy_cluster_name)
/
sum(
rate(
envoy_cluster_upstream_rq_total{
job=~".*",
envoy_cluster_name!~""
}[5m]
)
) by (cluster, namespace, envoy_cluster_name)
* 100
) > 5
and
sum(
rate(
envoy_cluster_upstream_rq_xx{
job=~".*",
envoy_response_code_class="5",
envoy_cluster_name!~""
}[5m]
)
) by (cluster, namespace, envoy_cluster_name)
> 5
for: 1m
labels:
severity: critical
- alert: EnvoyCircuitBreakerOpen
annotations:
dashboard_url: https://grafana.com/d/envoy-upstream-skj2/envoy-upstream?var-namespace={{
$labels.namespace }}&var-envoy_cluster_name={{ $labels.envoy_cluster_name
}}
description: Circuit breaker is open for cluster {{ $labels.envoy_cluster_name
}} in {{ $labels.namespace }} for the past 5m.
summary: Envoy circuit breaker is open.
expr: |
sum(
(
envoy_cluster_circuit_breakers_default_rq_open{
job=~".*",
envoy_cluster_name!~""
}
or
envoy_cluster_circuit_breakers_default_cx_open{
job=~".*",
envoy_cluster_name!~""
}
or
envoy_cluster_circuit_breakers_default_cx_pool_open{
job=~".*",
envoy_cluster_name!~""
}
)
) by (cluster, namespace, envoy_cluster_name) > 0
for: 5m
labels:
severity: warning
- alert: EnvoyUpstreamConnectionFailures
annotations:
dashboard_url: https://grafana.com/d/envoy-upstream-skj2/envoy-upstream?var-namespace={{
$labels.namespace }}&var-envoy_cluster_name={{ $labels.envoy_cluster_name
}}
description: More than 100 connection failures for cluster {{ $labels.envoy_cluster_name
}} in {{ $labels.namespace }} the past 5m.
summary: Envoy upstream connection failures detected.
expr: |
sum(
increase(
envoy_cluster_upstream_cx_connect_fail{
job=~".*",
envoy_cluster_name!~""
}[5m]
)
) by (cluster, namespace, envoy_cluster_name)
> 100
for: 10m
labels:
severity: warning
- alert: EnvoyUpstreamUnhealthyHosts
annotations:
dashboard_url: https://grafana.com/d/envoy-upstream-skj2/envoy-upstream?var-namespace={{
$labels.namespace }}&var-envoy_cluster_name={{ $labels.envoy_cluster_name
}}
description: More than 33% of hosts are unhealthy for cluster {{ $labels.envoy_cluster_name
}} in {{ $labels.namespace }} for the past 5m.
summary: Envoy upstream has unhealthy hosts.
expr: |
(
sum(
envoy_cluster_membership_total{
job=~".*",
envoy_cluster_name!~""
}
) by (cluster, namespace, envoy_cluster_name)
-
sum(
envoy_cluster_membership_healthy{
job=~".*",
envoy_cluster_name!~""
}
) by (cluster, namespace, envoy_cluster_name)
)
/
sum(
envoy_cluster_membership_total{
job=~".*",
envoy_cluster_name!~""
}
) by (cluster, namespace, envoy_cluster_name)
* 100
> 33
for: 5m
labels:
severity: warning
- alert: EnvoyXDSUpdateFailed
annotations:
dashboard_url: https://grafana.com/d/envoy-gateway-overview-skj2/envoy-gateway-overview?var-namespace={{
$labels.namespace }}
description: XDS snapshot update failed for node {{ $labels.nodeID }} in {{
$labels.namespace }} with status {{ $labels.status }} the past 5m.
summary: Envoy Gateway XDS snapshot update failed.
expr: |
sum(
increase(
xds_snapshot_update_total{
job=~".*",
status!="success"
}[5m]
)
) by (cluster, namespace, status, nodeID)
> 0
for: 1m
labels:
severity: warning
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