FAQ about ACK One - Container Service for Kubernetes - Alibaba Cloud Documentation Center

This topic provides answers to some frequently asked questions about Distributed Cloud Container Platform for Kubernetes (ACK One).

Item	Question
Registered clusters	Are registered clusters free of charge? Can I use cloud computing resources to scale out an external cluster that is deployed in a data center? What are the requirements for connecting an external cluster to the cluster registration proxy?
Multi-cluster Fleets	FAQ about Fleet management Does Fleet management support multiple Fleet instances? What are the connectivity requirements on clusters that are associated with a Fleet instance? Can I use kubectl to manage Fleet instances? What do I do if I failed to associate a cluster with a Fleet instance and the following error message is displayed: secrets"sec-c58faedb8a7864d3****-public"not find? FAQ about GitOps
Backup center	Common operations FAQ about the ACK One console What do I do if the console displays the following error: Failed to retrieve the data. Refresh and try again? 404 page not found What do I do if the console displays the following error: The name is already used. Change the name and try again? What do I do if no existing backup can be selected when I restore an application across clusters? General questions What do I do if the status of the task is Failed and the "internal error" error is returned? What do I do if the status of the task is Failed and the "create cluster resources timeout" error is returned? What do I do if the status of the task is Failed and the "addon status is abnormal" error is returned? What do I do if the status of the task is Failed and the "VaultError: xxx" error is returned? What do I do if the status of the backup, restore, or snapshot conversion task is Failed, and the "backup location is not ok, please maybe check access oss" error is returned? What do I do if the backup, restore, or snapshot conversion task remains in the Inprogress state for a long period of time? FAQ about backup What do I do if the status of the backup task is Failed and the "backup already exists in OSS bucket" error is returned? What do I do if the status of the backup task is Failed and the "get target namespace failed" error is returned? What do I do if the status of the backup task is Failed and the "velero backup process timeout" error is returned? What do I do if the status of the backup task is Failed and the "HBR backup request failed" error is returned? What do I do if the status of the backup task is PartiallyFailed and the "PROCESS velero partially completed" error is returned? What do I do if the status of the backup task is PartiallyFailed and the "PROCESS hbr partially completed" error is returned? FAQ about StorageClass conversion What do I do if the status of the StorageClass conversion (FKA snapshot creation) task is ConvertFailed and the "storageclass xxx not exists" error is returned? What do I do if the status of the StorageClass conversion (FKA snapshot creation) task is ConvertFailed and the "only support convert to storageclass with CSI diskplugin or nasplugin provisioner" error is returned? What do I do if the status of the StorageClass conversion (FKA snapshot creation) task is ConvertFailed and the "current cluster is multi-zoned" error is returned? FAQ about restoration What do I do if the status of the restore task is Failed and the "only disk type PVs support cross-region restore in current version" error is returned? What do I do if the status of the restore task is Failed and the "ECS snapshot cross region request failed" error is returned? What do I do if the status of the restore task is Completed but some resources are not created in the restore cluster? Other questions What do I do if the migrate-controller component in a cluster that uses FlexVolume cannot be launched? Can I modify the backup vault? Can I associate the backup vault with an OSS bucket that is not named in the "cnfs-oss-*" format? How do I specify the backup cycle when creating a backup plan?