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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. |
MRSYTSXG
PrologControl Block Contents
Cross Reference
MRSYTSXG Prolog
DSECT NAME - SYTSXG
FUNCTION - Map a Monitor record.
LOCATED BY -
Through the Monitor Control Area
REFERENCED CONTROL BLOCKS -
MRRECHDR Monitor Record Header
NAME - MRSYTSXG
DESCRIPTIVE NAME - Monitor Sample Record
Domain 0 - System Domain
Record 21 - System Execution Space (Global)
DESCRIPTION - Utilization of System Execution Space storage on a
global basis.
MRSYTSXG Control Block Contents
Offsets
Dec Hex Type Len Name (Dim) Description
0 0 Structure 84 SYTSXG Start of monitor record
0 0 Character 0 SYTSXG_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 Unsigned 4 SYTSXG_SXSSIZE System Execution Space size
in pages.
24 18 Unsigned 4 SYTSXG_RSASXAVL Count of available System
Execution Space pages.
28 1C Unsigned 4 SYTSXG_RSASXBKA Count of System Execution
Space pages backed above 2G.
32 20 Unsigned 4 SYTSXG_RSASXBKB Count of System Execution
Space pages backed below 2G.
36 24 Unsigned 4 SYTSXG_RSASXUSD Count of System Execution
Space pages in use as CP pages
or aliases including no-owned
aliases and System Execution
Space pages assigned to tasks
deferred on frames in the real
storage manager.
40 28 Unsigned 4 SYTSXG_RSASXUCP Count of System Execution
Space pages in use as CP pages.
This includes free storage,
HCPGETST PAGES=, and pages
permanently allocated at
initialization.
44 2C Unsigned 4 SYTSXG_RSASXUID Count of all ID-mapped System
Execution Space pages (host
logical = host real), primarily
CP nucleus and Prefix pages.
48 30 Unsigned 4 SYTSXG_RSASXUFS Count of System Execution
Space pages with backing frames
below 2G.
52 34 Unsigned 4 SYTSXG_RSASXUFG Count of System Execution
Space pages with backing frames
above 2G.
56 38 Unsigned 4 SYTSXG_RSASXALI Count of System Execution
alias pages associated with
"pageable FRMTEs" and may be
stealable if not last
translated or locked. Also
includes count of no-owned
SXSTEs.
60 3C Unsigned 4 SYTSXG_RSASXNOP Count of no-owned System
Execution Space alias pages.
64 40 Unsigned 4 SYTSXG_RSASXCLA Count of locked System
Execution Space alias pages.
68 44 Unsigned 4 SYTSXG_RSASXQCT Number of pages on the System
Execution Space unbacked
available queue.
72 48 Unsigned 4 SYTSXG_RSASXACT Number of pages on the System
Execution Space backed-above-2G
available queue.
76 4C Unsigned 4 SYTSXG_RSASXBCT Number of pages on the System
Execution Space backed-below-2G
available queue.
80 50 Unsigned 4 SYTSXG_RSARSVSY Count of total reserved
pages.
84 54 Character 0 SYTSXG_END
MRSYTSXG 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
SYTSXG 0 84
SYTSXG_END 54 0
SYTSXG_MRHDR 0 0
SYTSXG_RSARSVSY 50 4
SYTSXG_RSASXACT 48 4
SYTSXG_RSASXALI 38 4
SYTSXG_RSASXAVL 18 4
SYTSXG_RSASXBCT 4C 4
SYTSXG_RSASXBKA 1C 4
SYTSXG_RSASXBKB 20 4
SYTSXG_RSASXCLA 40 4
SYTSXG_RSASXNOP 3C 4
SYTSXG_RSASXQCT 44 4
SYTSXG_RSASXUCP 28 4
SYTSXG_RSASXUFG 34 4
SYTSXG_RSASXUFS 30 4
SYTSXG_RSASXUID 2C 4
SYTSXG_RSASXUSD 24 4
SYTSXG_SXSSIZE 14 4
This information is
based on z/VM V6R1.0.
Last updated on 8 Oct 2009 at 21:08:13.
Copyright IBM Corporation, 1990, 2009