Service Discovery
91 incident problems about Service Discovery. Start with the reviewed ones.
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All problems (91)
K8S-1531A Cilium rollout finishes and one service path still dropsTraffic drops only from one node after a service rollout on Cilium.KubernetesAdvanced12 minProK8S-1491A Cilium upgrade completes and east-west traffic still dropsCross-cluster service calls fail only between one peered segment after a Cilium control-plane upgrade.KubernetesAdvanced12 minProK8S-1511A Cilium upgrade finishes and one node still drops service trafficOnly one node drops service traffic after a high-churn rolling update on a Cilium cluster.KubernetesAdvanced12 minProNETWORK-1445A DNS split-horizon migration works in direct queries and fails in appsInternal service names resolve in diagnostics and fail only behind one validating resolver chain.NetworkAdvanced13 minProNETWORK-1452An EVPN type-5 route is learned and never installedExternal prefixes never appear in forwarding after adding a second vendor into an EVPN fabric.NetworkAdvanced14 minProK8S-1189Admission webhook blocks all updatesA public webhook deployment pattern is applied, then cluster updates begin timing out because the control plane cannot reach the webhook service reliably.KubernetesAdvanced27 minProNETWORK-1579A DHCP Option 82 template is updated and one relay still tags the old circuit idOne relay still tags the old circuit id after Option 82 template cleanup.NetworkIntermediate8 minProNETWORK-1589A DHCP policy is corrected and one relay still inserts the old circuit-idOne relay still inserts the old circuit-id after policy correction.NetworkIntermediate8 minProNETWORK-1599A DHCP relay template is updated and one switch still tags the old site codeOne switch still tags the old site code after DHCP relay template updates.NetworkIntermediate8 minProNETWORK-1569A DHCP snooping template updates and one access switch still trusts the wrong uplinkOne access switch trusts the wrong uplink after snooping template updates.NetworkIntermediate8 minProNETWORK-1586A dual-stack RA template is updated and one WLAN still prefers IPv4One SSID still prefers IPv4 after dual-stack template updates.NetworkIntermediate8 minProNETWORK-1556A dual-stack route is added and one host still prefers the old IPv4 pathOne host ignores the new dual-stack preference after resuming from sleep.NetworkIntermediate8 minProNETWORK-1596A dual-stack SSID change is correct and one WLAN still prefers IPv4One WLAN still prefers IPv4 after a dual-stack SSID change.NetworkIntermediate8 minProNETWORK-1566A dual-stack WLAN update lands and one client still prefers IPv4Clients on one SSID still prefer IPv4 after a dual-stack rollout.NetworkIntermediate8 minProNETWORK-1560A DHCP relay helper is updated and one subnet still gets the wrong option setOne subnet receives the wrong DHCP options after relay migration.NetworkIntermediate9 minProK8S-1534A cert-manager DNS challenge starts and still failsDNS01 validation fails intermittently in zones managed by multiple reconcilers.KubernetesIntermediate10 minProK8S-1524A cert-manager DNS challenge starts fine and still failsDNS01 validation fails intermittently in zones managed by multiple reconcilers.KubernetesIntermediate10 minProK8S-1514A cert-manager order completes and renewal still failsACME DNS01 renewals fail intermittently in zones managed by both cert-manager and ExternalDNS.KubernetesIntermediate10 minProNETWORK-1457A DHCP relay path works on one leaf and fails on anotherClients on one leaf never get expected leases after relay metadata was standardized across the fabric.NetworkIntermediate10 minProNETWORK-1487A split-horizon DNS design is correct and one branch still resolves the public addressOnly one branch office keeps resolving the public endpoint after an internal split-horizon migration.NetworkIntermediate10 minPro