Terminology
These are abbreviations that are most commonly used for the command-line interface (CLI) operations.
Table 1 shows the
abbreviations and offers a brief description.
| Name | Object type |
|---|---|
| Host | Refers to a single host |
| Host cluster | Refers to a host cluster (which is part of a servers that share a set of volumes) |
| Host object | Refers to a list of worldwide port names WWPNs and iSCSI names |
| Volume copy | Referred to as vdiskcopy |
| Thin-provisioned volume copy | Referred to as sevdiskcopy |
| Managed disk | Referred to as MDisk |
| MDisk group or storage pool | Referred to as storage pool |
| I/O group | Referred to as iogrp |
| Node, node canister, enclosure | Refers to node or node canister or enclosure, depending on the system |
| Clustered system (system) or cluster | Referred to as system |
| VDisk or volume | Referred to as volume |
| Controller | Refers to a controller that is part of a clustered system |
| IBM® FlashCopy® mapping | Referred to as fcmap |
| IBM FlashCopy consistency group | Referred to as fcconsistgrp |
| Metro Mirror or Global Mirror relationship | Referred to as rcrelationship |
| Metro Mirror or Global Mirror consistency group | Referred to as rcconsistgrp |
| HyperSwap® mirroring consistency group | Referred to as hyperswap |
| Unsupported/unknown object | unknown |