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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. |
MRSYTXSP
PrologControl Block Contents
Cross Reference
MRSYTXSP Prolog
DSECT NAME - SYTXSP
FUNCTION - Map a Monitor record.
LOCATED BY -
Through the Monitor Control Area
REFERENCED CONTROL BLOCKS -
MRRECHDR Monitor Record Header
NAME - MRSYTXSP
DESCRIPTIVE NAME - Monitor Sample Record
Domain 0 - System Domain
Record 5 - Expanded Storage Data (per processor)
DESCRIPTION - Assesses use and benefits derived from expanded
storage. A separate record is generated for each
online processor. This information should be used
with record MRSYTXSG (Domain 0, Record 14) for a
complete picture of expanded storage use.
MRSYTXSP Control Block Contents
Offsets
Dec Hex Type Len Name (Dim) Description
0 0 Structure 52 SYTXSP Start of monitor record
0 0 Character 0 SYTXSP_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 2 SYTXSP_PFXCPUAD Processor address
22 16 Unsigned 2 * Reserved for IBM use
24 18 Unsigned 4 SYTXSP_PFXPGIN Number of fastpath PAGINs for
this CP. Does not include those in
SYTXSP_PLSPGIN.
28 1C Unsigned 4 SYTXSP_PLSPGIN Number of PGINs that could not
be handled by the page fault
fastpath for this CP
32 20 Unsigned 4 SYTXSP_PLSPGOUT Number of CP PGOUTs (to move
contents of real storage frame to
the expanded storage so that the
frame may be added to the
available list)
36 24 Unsigned 4 SYTXSP_PLSPGXRD Number of page table
translations that resulted in a
page read from expanded storage.
40 28 Unsigned 4 SYTXSP_PLSPGXWT Number of page tables paged to
expanded storage
44 2C Unsigned 4 SYTXSP_PLSPGMRX Number of page table
translations that resulted in a
page read from expanded storage
during expanded storage migration.
48 30 Unsigned 4 SYTXSP_PLSPGMRD Number of page table
translations that resulted in a
page read from auxiliary storage
(DASD) during expanded storage
migration.
52 34 Character 0 SYTXSP_END
MRSYTXSP 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
SYTXSP 0 52
SYTXSP_END 34 0
SYTXSP_MRHDR 0 0
SYTXSP_PFXCPUAD 14 2
SYTXSP_PFXPGIN 18 4
SYTXSP_PLSPGIN 1C 4
SYTXSP_PLSPGMRD 30 4
SYTXSP_PLSPGMRX 2C 4
SYTXSP_PLSPGOUT 20 4
SYTXSP_PLSPGXRD 24 4
SYTXSP_PLSPGXWT 28 4
This information is
based on z/VM V4R4.0.
Last updated on 22 Jul 2003 at 15:04:23.
Copyright IBM Corporation, 1990, 2003