# MV\_SYSINFO\_DISK

This view describes the total disk usage breakdown of SingleStore and other processes.

| Column name                              | Description                                                                                                                                |
| ---------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------ |
| `node_id`                                | The ID of the node.                                                                                                                        |
| `ip_addr`                                | The IP address of the node.                                                                                                                |
| `port`                                   | The port on which the node is listening.                                                                                                   |
| `type`                                   | `MA`,`Leaf`, or`CA`                                                                                                                        |
| `mount_name`                             | The name of the`mount_point`for directories in`memsql_dirs`.                                                                               |
| `mount_point`                            | The location of the mount.                                                                                                                 |
| `memsql_dirs`                            | The comma separated list ofSingleStoredirectories (data, plancache, tracelogs) that are tracked.                                           |
| `mount_total_b`                          | The total size of the disk, in bytes, for`mount_point`.                                                                                    |
| `mount_used_b`                           | The total bytes used by the disk at`mount_point`.                                                                                          |
| `read_cumulative_b`                      | The total bytes read from the disk across all mount points since the starting of the process.                                              |
| `write_cumulative_b`                     | The total bytes written to the disk across all mount points since the starting of the process.                                             |
| `timestamp_ns`                           | The time when the data was received.                                                                                                       |
| `read_operations_cumulative_per_device`  | Number of read operations performed by the device since start up.                                                                          |
| `write_operations_cumulative_per_device` | Number of write operations performed by the device since start up.                                                                         |
| `device_name`                            | Name of the device to which the values in`read_operations_cumulative_per_device`and`write_operations_cumulative_per_device`are associated. |

***

Modified at: November 21, 2023

Source: [/db/v9.1/reference/information-schema-reference/management/mv-sysinfo-disk/](https://docs.singlestore.com/db/v9.1/reference/information-schema-reference/management/mv-sysinfo-disk/)

(An index of the documentation is available at /llms.txt)