Chapter 10. Advanced features for storage efficiency 433
/SM590000MDisk properties window, which opens by right-clicking an MDisk in Pools → MDisks by 
Pools and then selecting the Properties option, as shown in Figure 10-20.
Figure 10-20   Thin-provisioned MDisk properties
/SM590000CLI command lsmdisk with MDisk name or ID as a parameter, as shown in 
Example 10-11.
Example 10-11   lsmdisk parameters for thin provisioned MDisks
IBM_Storwize:ITSOV7K:superuser>lsmdisk mdisk2
id 2
name mdisk2
status online
mode managed
<...>
dedupe no
<...>
over_provisioned yes
supports_unmap yes
provisioning_group_id
physical_capacity 299.00GB
physical_free_capacity 288.00GB
write_protected no
allocated_capacity 11.00GB
effective_used_capacity 300.00GB
The over-provisioning status and SCSI Unmap support for the selected MDisk are 
displayed.