Outage in IONOS Cloud
Performance Degradation on Managed Kubernetes Volume Attachment and Node Provisioning
Resolved MinorIncident Report
Summary AI Generated
IONOS Cloud's Managed Kubernetes service experienced a 5.2-hour performance degradation affecting persistent volume management (PVC) and node provisioning, causing AttachVolume timeouts and delays in NodePool scaling and maintenance operations. The root cause was identified and a mitigation was progressively rolled out across all affected hosts. The incident was resolved on October 14, 2026, with an RCA to follow.
We are currently investigating an issue affecting persistent volume management (PVC) and node provisioning within Managed Kubernetes clusters.
As a result, some workloads may experience prolonged timeouts during volume attachment (AttachVolume timeouts) or delays in NodePool scaling and maintenance operations. Our engineering team is actively working to resolve the issue as quickly as possible. We will provide regular updates as new information becomes available.
Components affected
IONOS Cloud Managed Kubernetes IONOS Cloud Managed Kubernetes IONOS Cloud Managed Kubernetes IONOS Cloud Managed Kubernetes IONOS Cloud Managed Kubernetes IONOS Cloud Managed Kubernetes IONOS Cloud Managed KubernetesTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
RESOLVED
26 days ago - at 10/14/2026 12:03PM
We are marking this incident as resolved and will publish an RCA once it is compiled.
MONITORING
27 days ago - at 10/14/2026 08:48AM
Mitigation rollout is almost completed on all hosts. We are setting this Incident into monitoring state and monitor the remaining rollout. Customer impact should be mitigated.
IDENTIFIED
27 days ago - at 10/14/2026 08:17AM
Mitigation is still progressing. We expect completion within next 30-45 minutes.
IDENTIFIED
27 days ago - at 10/14/2026 07:50AM
We have identified the source of the issue. Our Compute and MK8s Team have responded and are working on mitigation. We will keep this status page updated. We aim to publish the next update within 30 mins, or when we can share a significant update.
INVESTIGATING
27 days ago - at 10/14/2026 06:50AM
We are currently investigating an issue affecting persistent volume management (PVC) and node provisioning within Managed Kubernetes clusters.
As a result, some workloads may experience prolonged timeouts during volume attachment (AttachVolume timeouts) or delays in NodePool scaling and maintenance operations. Our engineering team is actively working to resolve the issue as quickly as possible. We will provide regular updates as new information becomes available.
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