Help Center/ Cloud Container Engine/ User Guide/ Clusters/ Upgrade Management/ Troubleshooting for Pre-upgrade Check Exceptions/ Node DNS
Updated on 2026-08-29 GMT+08:00
Node DNS
Check Items
Check the following items:
- Check whether the DNS configuration of the current node can resolve the OBS address.
- Check whether the current node can access the OBS address of the storage upgrade component package.
Solutions
During the node upgrade, obtain the upgrade component package from OBS. If this check fails, contact technical support.
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