System Catalog Data
SHOW NODES
Contains information about the nodes which participate in the cluster.
The output is ordered by the node_name
column.
The following table lists the output’s columns:
Column name | Data type | Description |
---|---|---|
NODE_NAME | VARCHAR(8) | The identifier of the node. This is the filter column. |
RAM_SIZE | BIGINT | The memory size in bytes |
NUMBER_OF_CPUS | INT | The number of logical CPU in the node |
CPU_TYPE | VARCHAR(20) | The CPU type |
CPU_MODEL | VARCHAR(20) | The CPU model |
IP_ADDRESS | VARCHAR(200) | Node’s IP (list of IPs separated by comma if there are more than 1). |