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Programming Interface Information:
The Monitor Records are intended Programming Interfaces that allow the customer to write programs to obtain services of z/VM. |
MRSTOASC
PrologControl Block Contents
Cross Reference
MRSTOASC Prolog
DSECT NAME - STOASC
FUNCTION - This is an event record that is created when
an address space is created.
LOCATED BY -
Through the Monitor Control Area
REFERENCED CONTROL BLOCKS -
MRRECHDR Monitor Record Header
NAME - MRSTOASC
DESCRIPTIVE NAME - Monitor Event Record
Domain 3 - Storage Domain
Record 12 - Address Space Created
DESCRIPTION - Generated when an address space is created.
MRSTOASC Control Block Contents
Offsets
Dec Hex Type Len Name (Dim) Description
0 0 Structure 64 STOASC Start of monitor record
0 0 Character 0 STOASC_MRHDR Record header. See MRRECHDR
for details.
0 0 Character 20 MRHDR
0 0 Unsigned 2 MRHDRLEN record length in bytes
2 2 Unsigned 2 MRHDRZER field of zeros
4 4 Unsigned 1 MRHDRDM domain identifier
5 5 Unsigned 1 *
6 6 Unsigned 2 MRHDRRC record identifier
8 8 Character 8 MRHDRTOD Time at which this record was
built. In time-of-day (TOD)
clock format. See IBM System
370 XA Principle of Operation
for explanation of format.
16 10 Character 4 *
20 14 Character 0 MRHDR_END End of header
20 14 Character 8 STOASC_ASCUSRID Owning userid, padded on the
right with blanks.
28 1C Character 24 STOASC_ASCNAME Address space name, padded on
the right with blanks.
52 34 Signed 4 STOASC_ASCSSIZE Size of address space, in
bytes. This field is kept for
compatability reasons, but may
not be accurate for z/Arch
systems where larger address
spaces are valid. The preferred
field is STOASC_ASCDEFSZ.
56 38 Character 8 STOASC_ASCDEFSZ Defined address space size in
addressable bytes, minus one.
The minus one notation is used
so that a total size of 16
Exabytes may be represented
without ambiguity (as
x'FFFFFFFF_FFFFFFFF').
56 38 Character 4 STOASC_CALDEFHI high four bytes
60 3C Character 4 STOASC_CALDEFLO low four bytes
64 40 Character 0 STOASC_END
MRSTOASC Cross Reference
Hex Hex
Name Offset Length Value
MRHDR 0 20
MRHDR_END 14 0
MRHDRDM 4 1
MRHDRLEN 0 2
MRHDRRC 6 2
MRHDRTOD 8 8
MRHDRZER 2 2
STOASC 0 64
STOASC_ASCDEFSZ 38 8
STOASC_ASCNAME 1C 24
STOASC_ASCSSIZE 34 4
STOASC_ASCUSRID 14 8
STOASC_CALDEFHI 38 4
STOASC_CALDEFLO 3C 4
STOASC_END 40 0
STOASC_MRHDR 0 0
This information is
based on z/VM V5R2.0.
Last updated on 11 Dec 2005 at 18:48:12.
Copyright IBM Corporation, 1990, 2005