Programming Interface Information:
The Monitor Records are intended Programming Interfaces that allow the customer to write programs to obtain services of z/VM. |
MRSYTSCP
PrologControl Block Contents
Cross Reference
MRSYTSCP Prolog
DSECT NAME - SYTSCP FUNCTION - Map a Monitor record. LOCATED By - Through the Monitor Control Area REFERENCED CONTROL BLOCKS - MRRECHDR Monitor Record Header NAME - MRSYTSCP DESCRIPTIVE NAME - Monitor Sample Record Domain 0 - System Domain Record 13 - Scheduler Activity (Per Processor) DESCRIPTION - Describes scheduler activities in a processor. A separate record is generated for each online processor in the system. NOTES: - This record should be used in conjunction with record MRSYTSCG (Domain 0, Record 10) for a complete description of scheduler activities in the system.
MRSYTSCP Control Block Contents
Offsets Dec Hex Type Len Name (Dim) Description 0 0 Structure 56 SYTSCP start of monitor record 0 0 Character 0 SYTSCP_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 SYTSCP_PFXCPUAD Processor address 22 16 Unsigned 2 SYTSCP_PLSEQKAD Number of times a QUICKDISP user was added to the dispatch list 24 18 Unsigned 2 SYTSCP_PLSEFRC1 Number of times a user was 'forced into' Q1 due to being behind schedule, even when it would not fit 26 1A Unsigned 2 SYTSCP_PLSEFRC2 Number of times a user was 'forced into' Q2 due to being behind schedule, even when it would not fit 28 1C Unsigned 2 SYTSCP_PLSEFRC3 Number of times a user was 'forced into' Q3 due to being behind schedule, even when it would not fit 30 1E Unsigned 2 * Reserved for IBM use 32 20 Unsigned 4 SYTSCP_PLSDSPCN Count of the number of times the dispatcher opened an interrupt window while looping in an attempt to get a share of the scheduler lock 36 24 Unsigned 1 SYTSCP_PFXCPUTY CPU Type. Valid values: X'00' - General Purpose (CP) X'02' - zSeries Application Assist (zAAP) X'03' - Integrated Facility for Linux (IFL) X'04' - Internal Coupling Facility (ICF) X'05' - zSeries Integrated Information (zIIP) 37 25 Character 3 * Reserved for IBM use 40 28 Unsigned 4 SYTSCP_PLSCPD44 Count of Diagnose x'44's issued by CP 44 2C Unsigned 4 SYTSCP_PLSDSP9C Count of Diagnose x'9C's issued by HCPDSP 48 30 Unsigned 4 SYTSCP_PLSSYN9C Count of Diagnose x'9C's issued by HCPSYN 52 34 Unsigned 4 SYTSCP_PLSHVR9C Count of Diagnose x'9C's issued by HCPHVR 56 38 Character 0 SYTSCP_END
MRSYTSCP 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 SYTSCP 0 56 SYTSCP_END 38 0 SYTSCP_MRHDR 0 0 SYTSCP_PFXCPUAD 14 2 SYTSCP_PFXCPUTY 24 1 SYTSCP_PLSCPD44 28 4 SYTSCP_PLSDSPCN 20 4 SYTSCP_PLSDSP9C 2C 4 SYTSCP_PLSEFRC1 18 2 SYTSCP_PLSEFRC2 1A 2 SYTSCP_PLSEFRC3 1C 2 SYTSCP_PLSEQKAD 16 2 SYTSCP_PLSHVR9C 34 4 SYTSCP_PLSSYN9C 30 4
This information is based on z/VM V6R2.0.
Last updated on 23 Nov 2011 at 15:33:04.
Copyright IBM Corporation, 1990, 2011