Help Center/ Cloud Container Engine/ User Guide (Ankara Region)/ Clusters/ Upgrading a Cluster/ Troubleshooting for Pre-upgrade Check Exceptions/ Node CPU Cores
Updated on 2024-12-18 GMT+08:00
Node CPU Cores
Check Items
Check and make sure that the master nodes in your cluster have more than 2 CPU cores.
Solution
The number of CPU cores on the master nodes is 2, which may lead to a cluster upgrade failure.
Contact technical support to expand the number of CPU cores to four or more.
Parent topic: Troubleshooting for Pre-upgrade Check Exceptions
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