# General Properties (Node Performance)

The General panel includes device information for a host or switch. This information is not editable by the user.

Device Information
Property | Description
--- | ---
Node State | The current state of the node.
LID | The Local Identifier (LID) is an address assigned at an Endpoint by the Fabric Manager, unique within the Fabric, used for forwarding Packets.
Node Name | Node Name is typically assigned by the system administrator based on the desired naming convention. It is typically the same or derived from the Linux hostname for the server. Once selected by the sysadmin, the value should persist across OS reboot.
Type | Node Type: UNKNOWN, HFI, SWITCH, ROUTER, OTHER.
Node GUID | GUID of the HFI or switch.
System Image GUID | GUID of system, same GUID for all OPA devices in a single system.
Partition Cap | Number of entries in the Partition Table for end ports.
Base Version | Supported MAD Base Version.
Sma Version | Supported Subnet Management Class (SMP) Version.
Device ID | Device ID information as assigned by device manufacturer.
Vendor ID | Device vendor, per IEEE.
Revision | Device revision, assigned by manufacturer.

Port Properties
Property | Description
--- | ---
Port GUID | The globally unique identifier (GUID) for the node.
Number of Ports | The number of ports on the node.
Port Number | The link port number this SMP came on in.