Command Line Tool (longhornctl)
Command line interface (CLI) for Longhorn operations and troubleshooting.
The longhornctl
tool is a CLI interface to Longhorn operations. It interacts with Longhorn by creating Kubernetes Custom Resources (CRs) and executing commands inside a dedicated Pod for in-cluster and host operations.
longhornctl install preflight
: Perform preflight dependencies installation and setup before installing Longhorn.longhornctl export replica
: Extract data from a Longhorn replica data directory to a designated directory on its host machine. This is useful for recovering data when Longhorn is unavailable.longhornctl trim volume
: Reclaim unused storage space within a Longhorn volume.longhornctl check preflight
: Identifies potential issues before usage.longhornctl get replica
: Retrieve details about Longhorn replicas on the host.For more information about the available commands, see this document in the GitHub repository, or run longhornctl help
in your terminal.
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