Bug 1826339
| Summary: | kube-proxy stale alerts incorrectly firing. | ||
|---|---|---|---|
| Product: | OpenShift Container Platform | Reporter: | Casey Callendrello <cdc> |
| Component: | Networking | Assignee: | Casey Callendrello <cdc> |
| Networking sub component: | openshift-sdn | QA Contact: | zhaozhanqi <zzhao> |
| Status: | CLOSED ERRATA | Docs Contact: | |
| Severity: | high | ||
| Priority: | high | CC: | aconstan, bbennett, ccoleman, juzhao, kgarriso, yhe |
| Version: | 4.5 | ||
| Target Milestone: | --- | ||
| Target Release: | 4.5.0 | ||
| Hardware: | Unspecified | ||
| OS: | Unspecified | ||
| Whiteboard: | SDN-CI-IMPACT | ||
| Fixed In Version: | Doc Type: | If docs needed, set a value | |
| Doc Text: | Story Points: | --- | |
| Clone Of: | Environment: | ||
| Last Closed: | 2020-07-13 17:29:42 UTC | Type: | Bug |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
| Embargoed: | |||
|
Description
Casey Callendrello
2020-04-21 13:17:24 UTC
Filed https://github.com/kubernetes/kubernetes/pull/90175 to get the metrics we need in to kube-proxy. *** Bug 1832272 has been marked as a duplicate of this bug. *** *** Bug 1830098 has been marked as a duplicate of this bug. *** Next step: pr https://github.com/openshift/sdn/pull/138 to pull the upstream change to sdn. Verified this bug on 4.5.0-0.nightly-2020-05-19-041951
alert: ClusterProxyApplySlow
expr: histogram_quantile(0.95,
sum by(le) (rate(kubeproxy_sync_proxy_rules_duration_seconds_bucket[5m]))) >
10
labels:
severity: warning
annotations:
message: The cluster is taking too long, on average, to apply kubernetes service
rules to iptables.
OK 8.71s ago 1.083ms
alert: NodeProxyApplyStale
expr: (kubeproxy_sync_proxy_rules_last_queued_timestamp_seconds
- kubeproxy_sync_proxy_rules_last_timestamp_seconds) * on(namespace, pod) group_right()
topk by(namespace, pod) (1, kube_pod_info{namespace="openshift-sdn",pod=~"sdn-[^-]*"})
> 30
for: 5m
labels:
severity: warning
annotations:
message: SDN pod {{ $labels.pod }} on node {{ $labels.node }} has stale kubernetes
service rules in iptables.
OK 8.709s ago 424.1us
alert: SDNPodNotReady
expr: kube_pod_status_ready{condition="true",namespace="openshift-sdn"}
== 0
for: 10m
labels:
severity: warning
annotations:
message: SDN pod {{ $labels.pod }} on node {{ $labels.node }} is not ready.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2020:2409 |