About cookies on this site Our websites require some cookies to function properly (required). In addition, other cookies may be used with your consent to analyze site usage, improve the user experience and for advertising. For more information, please review your options. By visiting our website, you agree to our processing of information as described in IBM’sprivacy statement. To provide a smooth navigation, your cookie preferences will be shared across the IBM web domains listed here.
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 2 2 Unsigned 2 MRHDRZER 4 4 Unsigned 1 MRHDRDM 5 5 Unsigned 1 * 6 6 Unsigned 2 MRHDRRC 8 8 Character 8 MRHDRTOD 16 10 Character 4 * 20 14 Character 0 MRHDR_END 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 in formal spinlock spin routines HCPSYN and HCPSXL. @VR 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 V6R4.0.
Last updated on 22 Aug 2017 at 21:24:11.
Copyright IBM Corporation, 1990, 2017