Various services hosted by the StorageGRID Webscale system's grid nodes provide you with mechanisms to monitor the system.
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What the SSM service is
The Server Status Monitor (SSM) service is present on all grid nodes and monitors the grid node’s status, services, and resources.
Monitoring StorageGRID Webscale Appliance Storage Nodes
You can view status information for every installed and operational StorageGRID Webscale Appliance Storage Node. This includes appliance hardware information, connectivity issues, alarm notifications, services, and disk device information.