doctl Verified current stable Not installed? Kubernetes

Doctl / Check For Kubernetes Upgrades

Check For Kubernetes Upgrades

Check for available upgrades in a Kubernetes cluster.

$
Terminal
doctl k c gu <cluster_name>

When To Use

When maintaining a Kubernetes cluster to ensure it's running the latest stable version.

Pro Tip

Use `kubectl` alongside for deeper cluster insights and metrics.

Command Builder

Tune the command before you copy it

Back to syntax
$
Generated Command
doctl k c gu <cluster_name>

Anatomy of Output

Understanding the result

Current Version: v1.19.2 | Latest Version: v1.21.0 Version Information

Compares current and latest Kubernetes versions.

Available Upgrades: 1 Upgrade Count

Indicates the presence of available upgrades.

Upgrade Status: Ready for Upgrade. Status Indication

Profoundly indicates readiness for next steps.

Power User Variants

Optimized versions

doctl k cluster gu my_cluster --detail

Get detailed information about available upgrades.

doctl k cluster gu my_cluster --ignore-warnings

Ignore any warnings during the upgrade check.

Troubleshooting

Common pitfalls

Error: Cluster not found.

Solution: Ensure the cluster name is spelled correctly and exists.

Error: Permissions denied - not authorized to view upgrades.

Solution: Check user roles and access permissions for the Kubernetes cluster.

Error: API server unreachable.

Solution: Validate the cluster status and network connectivity.

Command Breakdown

What each part is doing

doctl
Base Command
The executable that performs this operation. Here it runs Doctl before the shell applies any redirect operators.
k
k|kubernetes
The value supplied for k|kubernetes.
c
c|cluster
The value supplied for c|cluster.
gu
gu|get upgrades
The value supplied for gu|get upgrades.
<cluster_name>
cluster name
The value supplied for cluster name.

Alternative Approaches

Comparable commands in other tools

Alternative kubernetes tools for the same job.