With no arguments, the zpool listcommand displays the following information for all pools on the system:
# zpool list NAME SIZE ALLOC FREE CAP HEALTH ALTROOT tank 80.0G 22.3G 47.7G 28% ONLINE - dozer 1.2T 384G 816G 32% ONLINE -
This command output displays the following information:
The name of the pool.
The total size of the pool, equal to the sum of the sizes of all top-level virtual devices.
The amount of physical space allocated to all datasets and internal metadata. Note that this amount differs from the amount of disk space as reported at the file system level.
For more information about determining available file system space, see ZFS Disk Space Accounting.
The amount of unallocated space in the pool.
The amount of disk space used, expressed as a percentage of the total disk space.
The current health status of the pool.
For more information about pool health, see Determining the Health Status of ZFS Storage Pools.
The alternate root of the pool, if one exists.
For more information about alternate root pools, see Using ZFS Alternate Root Pools.
# zpool list tank NAME SIZE ALLOC FREE CAP HEALTH ALTROOT tank 80.0G 22.3G 47.7G 28% ONLINE -