The list of supported disk modes varies by the backing type. The "persistent"
mode is supported by every backing type.
Name | Description |
append |
Changes are appended to the redo log; you revoke changes by removing the undo log.
|
independent_nonpersistent |
Same as nonpersistent, but not affected by snapshots.
|
independent_persistent |
Same as persistent, but not affected by snapshots.
|
nonpersistent |
Changes to virtual disk are made to a redo log and discarded at power off.
|
persistent |
Changes are immediately and permanently written to the virtual disk.
|
undoable |
Changes are made to a redo log, but you are given the option to commit or undo.
|