The following system commands can be used with volume management to notify the system that you want a volume set to remain physically mounted for a period of time. Refer to the MPE/iX Commands Reference Manual Volumes 1 and 2 (32650-90003 and 32650-90364) for more information on these commands.
Table 5-2 System Volume Mounting Commands
| Command | Task |
|---|
| VMOUNT | Enables/disables the MPE XL nonsystem volume facility. |
| VSCLOSE | Closes a specified volume set and takes it offline. |
| VSOPEN | Reopens a volume set closed with VSCLOSE. |
| VSRELEASE | Releases a volume set that was explicitly reserved by
the user with VSRESERVE. |
| VSRELEASESYS | Cancels a previously issued VSRESERVESYS command for a specified volume set. |
| VSRESERVE | Reserves a particular volume set online. |
| VSRESERVESYS | Reserves a volume set online system-wide. |
| VSUSER | Lists all users of a currently reserved, nonsystem volume set. |
MPE XL and MPE V/E Commands |
 |
A number of MPE V/E commands have been changed in MPE XL. The XL commands and their corresponding V/E commands are shown in Table 5-3 “MPE XL and MPE V/E Commands”. This section gives detailed descriptions and examples for these commands.
There are two user commands, VSRESERVE and VSRELEASE. The other commands require system manager capability and can only be executed from the console.
Table 5-3 MPE XL and MPE V/E Commands
| MPE XL | MPE V/E |
|---|
| VMOUNT | VMOUNT |
| VSOPEN | None. |
| VSCLOSE | None. |
| VSRELEASE | DISMOUNT |
| VSRELEASESYS | LDISMOUNT |
| VSRESERVE | MOUNT |
| VSRESERVESYS | LMOUNT |
| VSUSER | VSUSER |
