Troubleshooting for Pre-upgrade Check Exceptions

• Pre-upgrade Check

• Node Restrictions

• Upgrade Management

• Add-ons

• Helm Charts

• SSH Connectivity of Master Nodes

• Node Pools

• Security Groups

• Residual Nodes

• Discarded Kubernetes Resources

• Compatibility Risks

• CCE Agent Versions

• Node CPU Usage

• CRDs

• Node Disks

• Node DNS

• Node Key Directory File Permissions

• kubelet

• Node Memory

• Node Clock Synchronization Server

• Node OS

• Node CPUs

• Node Python Commands

• Node Readiness

• Node journald

• containerd.sock

• Internal Errors

• Node Mount Points

• Kubernetes Node Taints

• Everest Restrictions

• cce-hpa-controller Restrictions

• Enhanced CPU Policies

• Health of Worker Node Components

• Health of Master Node Components

• Memory Resource Limit of Kubernetes Components

• Discarded Kubernetes APIs

• NetworkManager

• Node ID File

• Node Configuration Consistency

• Node Configuration File

• CoreDNS Configuration Consistency

• sudo

• Key Node Commands

• Mounting of a Sock File on a Node

• HTTPS Load Balancer Certificate Consistency

• Node Mounting

• Login Permissions of User paas on a Node

• Private IPv4 Addresses of Load Balancers

• Historical Upgrade Records

• CIDR Block of the Cluster Management Plane

• GPU Add-on

• Nodes' System Parameters

• Residual Package Version Data

• Node Commands

• Node Swap

• containerd Pod Restart Risks

• Key GPU Add-on Parameters

• GPU Pod Rebuild Risks

• ELB Listener Access Control

• Master Node Flavor

• Subnet Quota of Master Nodes

• Node Runtime

• Node Pool Runtime

• Number of Node Images

last updated: 2024-11-08 14:16 UTC - commit: 7c478af3470092ad91013d02b08e29c6a61c275d