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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. |
MRSYTASG
PrologControl Block Contents
Cross Reference
MRSYTASG Prolog
DSECT NAME - SYTASG
FUNCTION - Map a Monitor record.
LOCATED BY -
Through the Monitor Control Area
REFERENCED CONTROL BLOCKS -
MRRECHDR Monitor Record Header
NAME - MRSYTASG
DESCRIPTIVE NAME - Monitor Sample Record
Domain 0 - System Domain
Record 6 - Auxiliary Storage (Global)
DESCRIPTION - Allocation and use of storage between CP and users.
MRSYTASG Control Block Contents
Offsets Dec Hex Type Len Name (Dim) Description 0 0 Structure 112 SYTASG 0 0 Character 0 SYTASG_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 4 SYTASG_CAL90FUL Number of times available paging slots were 90 percent full. SAL90FUL in paging data area of HCPPGD 24 18 Unsigned 4 SYTASG_CAL91FUL Number of times available spooling slots were 90 percent full. SAL90FUL in spooling data area of HCPPGD 28 1C Unsigned 4 SYTASG_CALSLTA1 DEPRECATED: Use SYTASG_CALSLTA1G. Total number of slots which have been allocated for paging. SALSLTAVg in paging data area of HCPPGD. If SALSLTAVg is too large to fit in this 32-bit field, then set to x'FFFFFFFF'. 32 20 Unsigned 4 SYTASG_CALSLTI1 DEPRECATED: Use SYTASG_CALSLTI1G. Total number of slots which are currently being used by paging. SALSLTIUg in paging data area of HCPPDG. If SALSLTIUg is too large to fit in this 32-bit field, then set to x'FFFFFFFF'. 36 24 Unsigned 4 * Reserved for IBM use 40 28 Unsigned 4 * Reserved for IBM use 44 2C Unsigned 4 SYTASG_CALSLTA2 Total number of slots which have been allocated for spooling. SALSLTAVg in spooling data area of HCPPGD. 48 30 Unsigned 4 SYTASG_CALSLTI2 Total number of slots which are currently being used by spooling. SALSLTIUg in spooling data area of HCPPGD. 52 34 Unsigned 4 SYTASG_SYSSFCRT Cumulative number of files which have been created. This includes both spool files and system data files, but not those files which have already been purged. 56 38 Unsigned 4 SYTASG_SYSSFPUR Number of files which have been purged. This includes both spool and system data files, but not the system data files in the pending purge state. 60 3C Unsigned 4 SYTASG_CALTOTM1 Sum of modified Device Load (MLOAD) on system paging exposures. MLOAD is the product of the number of pages in the outstanding I/O requests on the device multiplied by the service time of the device. From SALTOTML in paging area of HCPPGD. 64 40 Unsigned 4 SYTASG_CALAVGM1 Average system MLOAD (Modified Device Load). From SALAVGML in paging area of HCPPGD 68 44 Unsigned 4 SYTASG_CALTOTM2 Sum of modified Device Load (MLOAD) on system spooling exposures. MLOAD is the product of the number of pages in the outstanding I/O requests on the device multiplied by the service time of the device. From SALTOTML in spooling area of HCPPGD. 72 48 Unsigned 4 SYTASG_CALAVGM2 Average system MLOAD (Modified Device Load). From SALAVGML spooling area of HCPPGD 76 4C Unsigned 4 SYTASG_CALDMPAV Total number of dump slots available on special dump-only volumes 80 50 Unsigned 4 SYTASG_CALDMPIU Total number of dump slots in use on special dump-only volumes 84 54 Unsigned 4 SYTASG_RSAPGQHI High water mark for paging queue backlog. This is reset to zero at each sample. 88 58 Unsigned 4 SYTASG_RSAPGOVR Cumulative count of times a paging overrun was detected (that is, the queue length has exceeded the point to keep the paging bandwidth full). 92 5C Unsigned 8 SYTASG_CALSLTA1G Total number of slots which have been allocated for paging. SALSLTAVg in paging data area of HCPPGD. 100 64 Unsigned 8 SYTASG_CALSLTI1G Total number of slots which are currently being used by paging. SALSLTIUg in paging data area of HCPPDG. 108 6C Unsigned 4 SYTASG_SALWRNCT Number of times available paging slots reached the paging-warning full percent as established by a PAGING WARNING system configuration statement or the SET PAGING command 112 70 Character 0 SYTASG_END
MRSYTASG 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 SYTASG 0 112 SYTASG_CALAVGM1 40 4 SYTASG_CALAVGM2 48 4 SYTASG_CALDMPAV 4C 4 SYTASG_CALDMPIU 50 4 SYTASG_CALSLTA1 1C 4 SYTASG_CALSLTA1G 5C 8 SYTASG_CALSLTA2 2C 4 SYTASG_CALSLTI1 20 4 SYTASG_CALSLTI1G 64 8 SYTASG_CALSLTI2 30 4 SYTASG_CALTOTM1 3C 4 SYTASG_CALTOTM2 44 4 SYTASG_CAL90FUL 14 4 SYTASG_CAL91FUL 18 4 SYTASG_END 70 0 SYTASG_MRHDR 0 0 SYTASG_RSAPGOVR 58 4 SYTASG_RSAPGQHI 54 4 SYTASG_SALWRNCT 6C 4 SYTASG_SYSSFCRT 34 4 SYTASG_SYSSFPUR 38 4
This information is based on z/VM V7R4.0.
Last updated on 10 September 2024 at 20:32:05.
Copyright IBM Corporation, 1990, 2024
