SHUBK | Back to Index page

| Prolog Control Block Contents SHUBK DSECT Storage Layout Cross Reference (Contains links to field and bit definitions) |
Programming Interface Information: This information is NOT intended to be used as Programming Interfaces of z/VM.

SHUBK Control Block Content | Top of page

     SHUBK DSECT
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    Hex   Dec Type/Val   Lng Label (dup)    Comments
    ---- ---- --------- ---- -------------- --------
    0000    0 Structure      SHUBK          SHUtdown Control Block
    0000    0 Character   10 SHUDATE        Date initiated as yyyy-mm-dd
    000A   10 Character    8 SHUTIME        Time initiated as hh:mm:ss
    0012   18 Character    8 SHUUSER        User who initiated shutdown
    001A   26 Character    6 *              Reserved for future IBM use
                                   Other fields:
    0020   32 Signed       8 SHUTOD         TOD value to match DATE/TIME
    0028   40 Signed       4 SHUSEC         Number of seconds guests have to
                                            shutdown
    002C   44 Character    4 *              Reserved for future IBM use
              00000006       SHUSIZE        (*-SHUBK+7)/8 Size in double
                                            words
              00000030       SHUBSIZE       SHUSIZE*8 Size in bytes

SHUBK Storage Layout | Top of page

    *** SHUBK - SHUtdown Control Block
    *
    *     +-------------------------------------------------------+
    *   0 |                       SHUDATE                         |
    *     |             +-----------------------------------------+
    *     |             |                SHUTIME-                 |
    *     +-------------+-----------------------------------------+
    *  10 |   -(00A)    |                SHUUSER-                 |
    *     +-------------+-----------------------------------------+
    *  18 |   -(012)    |/////////////////////////////////////////|
    *     +-------------+-----------------------------------------+
    *  20 |                        SHUTOD                         |
    *     +---------------------------+---------------------------+
    *  28 |          SHUSEC           |///////////////////////////|
    *     +---------------------------+---------------------------+
    *  30
    *
    *** SHUBK - SHUtdown Control Block

SHUBK Cross Reference | Top of page

    Symbol         Dspl Value
    -------------- ---- -----
    SHUBSIZE       002C 00000030
    SHUDATE        0000
    SHUSEC         0028
    SHUSIZE        002C 00000006
    SHUTIME        000A
    SHUTOD         0020
    SHUUSER        0012

This information is based on z/VM 7.2.0 Last updated on 24 Jun 2020 at 09:30:30 EDT.
Copyright IBM Corporation, 1990, 2020