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 V5R3.0.
Last updated on 12 Jun 2007 at 12:35:23.
Copyright IBM Corporation, 1990, 2007