z/VM: CP Commands and Utilities Reference - z/VM - IBM

QUERY DASD RESERVE
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Query
Notes:
Authorization
Purpose
DAsd
Operands
Usage Notes
Responses
RESERVE
Privilege Class: B
Use QUERY DASD RESERVE to display the status of all reserved DASD devices
defined as full-pack minidisks.
userid
indicates that only DASDs reserved to this user are to be displayed. If this
operand is not specified, all reserved DASDs are displayed. If userid is
specified as an asterisk (*), the issuing user ID is used.
1. Only DASDs defined as full-pack minidisks with the SHARED option and active
or pending reserves are displayed.
2. This command may be used to determine the reserve status of system DASD.
3. If either the RESERVED BY SYSTEM response or the RESERVE PENDING FOR SYSTEM
response consistently appears for the same device over a period of time, the
response may be indicating a problem.
Response 1:
DASD rdev
userid
(1)
1 The default is all reserved DASDs are displayed.
INT REQUIRED (if the device requires intervention)
DASD rdev {CP SYSTEM} nnnnn volid
{CP OWNED }
{RESERVED BY } {USER userid}
{RESERVE PENDING FOR} {SYSTEM }
are the responses you receive when the command completes successfully. If
intervention is required, you receive both responses.
rdev
specifies the real device number of the device.
CP SYSTEM
indicates that this is a system DASD.
QUERY DASD RESERVE
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Chapter 2. CP Commands 773