Remove Grid Node
The "Remove System from Storage Grid" feature in QuantaStor serves the purpose of removing a system or node from an existing Storage Grid. A Storage Grid is a collection of interconnected QuantaStor systems that work together to provide a unified and scalable storage infrastructure.
This feature removes the specified system (aka node, aka storage system) from the grid. All 'storage volumes', 'storage pools', and other objects which are owned by the removed system will be removed from the grid configuration. Grid global information like hosts and users will be present on both the current grid nodes and the removed system. If the grid node is a Ceph Cluster the Force option must be selected to remove the node from the grid.
Here are the key purposes and functionalities of the "Remove System from Storage Grid" feature in QuantaStor:
- System decommissioning: The feature allows administrators to decommission or remove a system from the Storage Grid when it is no longer needed or when it requires maintenance, replacement, or reconfiguration. This may include removing a faulty system, upgrading hardware, or adjusting the storage infrastructure.
- Resource management: By removing a system from the Storage Grid, administrators can free up the storage resources associated with that system. This includes the disk capacity, compute resources, and network connectivity provided by the system. The freed-up resources can then be reallocated or used by other systems in the Storage Grid.
- Load balancing: Removing a system from the Storage Grid helps redistribute the storage workload across the remaining systems. This can help balance the data access and I/O operations, optimizing performance and resource utilization.
- Data migration or replication: Before removing a system from the Storage Grid, administrators may need to migrate or replicate the data stored on that system to other systems within the grid. This ensures that data availability and redundancy are maintained during the removal process.
- Maintenance and reconfiguration: The removal of a system from the Storage Grid allows administrators to perform maintenance tasks, such as hardware upgrades, firmware updates, or configuration changes, on the removed system without impacting the overall storage infrastructure. Once the maintenance or reconfiguration is completed, the system can be reintegrated into the Storage Grid if desired.
- Grid restructuring: In some cases, administrators may need to restructure the Storage Grid by removing a system to accommodate changes in the storage environment, such as organization restructuring, consolidation, or system optimization. Removing a system facilitates the adjustment and reconfiguration of the Storage Grid to align with the updated requirements.
Navigation: Storage Management --> Storage Systems --> Storage System Grid --> Remove System (toolbar)
For further information see Admin Guide - Grid Configuration