Tivoli Storage Manager for Sun Solaris Administrator's Reference
Use this command to display information on one or more device
classes.
Privilege Class
Any administrator can issue this command.
Syntax
.-*-----------------.
>>-Query DEVclass----+-------------------+---------------------->
'-device_class_name-'
.-Format--=--Standard-----.
>-----+-------------------------+------------------------------><
'-Format--=--+-Standard-+-'
'-Detailed-'
Parameters
- device_class_name
- Specifies the name of the device class to be queried. This
parameter is optional. You can use wildcard characters to specify this
name. All matching device classes are displayed. If you do not
specify a value for this parameter, all device classes are displayed.
- Format
- Specifies how the information is displayed. This parameter is
optional. The default value is STANDARD. Possible values
are:
- Standard
- Specifies that partial information is displayed for the specified device
class.
- Detailed
- Specifies that complete information is displayed for the specified device
class.
Examples
Task 1
Display information on all device classes.
- Command:
- query devclass
- Output:
-
+--------------------------------------------------------------------------------+
|Device Device Storage Device Format Est/Max Mount |
|Class Access Pool Type Capacity Limit |
|Name Strategy Count (MB) |
|----------- ---------- ------- ------ ------ -------- ----- |
|8MMTAPE Sequential 1 8MM DRIVE 6,144.0 2 |
|DISK Random 4 |
|PLAINFILES Sequential 1 FILE 50.0 1 |
|PLAINFILES Sequential 2 8MM DRIVE 44.4 DRIVES |
| |
+--------------------------------------------------------------------------------+
See Task 2 for parameter definitions.
Task 2
Display information in full detail on the PLAINFILES device class.
- Command:
- query devclass plainfiles format=detailed
- Output:
-
+--------------------------------------------------------------------------------+
| Device Class Name: PLAINFILES |
| Device Access Strategy: Sequential |
| Storage Pool Count: 1 |
| Device Type: FILE |
| Format: |
| Est/Max Capacity (MB): 50.0 |
| Mount Limit: 1 |
| Mount Wait (min): |
| Mount Retention (min): |
| Label Prefix: |
| Library: |
| Server Name: |
| Retry Period: |
| Retry Interval: |
|Last Update by (administrator): ADMIN |
| Last Update Date/Time: 05/31/2000 13:15:36 |
+--------------------------------------------------------------------------------+
- Device Class Name
- Specifies the name of the device class.
- Device Access Strategy
- Specifies how data is written to the device class.
- Storage Pool Count
- Specifies the number of storage pools that are assigned to the device
class.
- Device Type
- Specifies the device type of the device class.
- Format
- Specifies the recording format.
- Est/Max Capacity (MB)
- Specifies the estimated or maximum capacity of a volume associated with
the device class.
- Mount Limit
- Specifies the maximum number of sequential access volumes that can be
mounted concurrently or specifies that DRIVES is the mount limit.
- Mount Wait (min)
- Specifies the maximum number of minutes to wait for a sequential access
volume to be mounted.
- Mount Retention (min)
- Specifies the number of minutes to retain an idle sequential access volume
before dismounting it.
- Label Prefix
- Specifies the high-level qualifier of the data set name that the server
writes into the sequential access media labels.
- Library
- Specifies the name of the defined library object that contains the drives
used by the device class.
- Server Name
- Specifies the name of a defined server.
- Retry Period
- Specifies the interval over which the server should attempt to contact a
target server if there is a suspected communications failure.
- Retry Interval
- Specifies how often the retries are done within a given retry
period.
- Last Update by (administrator)
- Specifies the administrator that made the last update to the device
class.
- Last Update Date/Time
- Specifies the date and time of the last update.
Related Commands
Table 166. Commands Related to QUERY DEVCLASS
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