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Programming Interface Information:
This information is NOT intended to be used as Programming Interfaces of z/VM. |
HFPBK
Control Block Contents
HFPBK DSECT
Cross Reference (Contains links to field and bit definitions)
HFPBK Prolog
NAME : HCPHFPBK
DESCRIPTION: Monitor Processor Domain Hi-Freq Sample Data Area
DSECT : HFPBK
FUNCTION : Control block for processor-domain high-frequency
sample data. There is a separate HCPHFPBK for
each processor in the system. Data collected here are
later transferred to the processor-domain monitor
record, MRPRCPRP.
LOCATED BY : PLSHFDAT
CREATED BY : HCPMOPIN Processor Domain High-Frequency Sample
Initiation
DELETED BY : HCPMOPTM Processor Domain High-Frequency Sample
Termination
REFERENCES : none
SERIALIZED : PLSHFLCK lockword in its respective PLSBK
NOTES : none
HFPBK Control Block Content
HFPBK DSECT
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure HFPBK Monitor Processor Domain Hi-Freq Sample Data Area 0000 0 Signed 4 HFPCOUNT Number of times PLDV was examined 0004 4 Signed 4 HFPUSERZ Number of times there were no users in the PLDV 0008 8 Signed 4 HFPUSERC Cumulative PLDV users 000C 12 Signed 4 HFPUSERM Cumulative master-only PLDV users 00000010 HFP$END * End of HFPBK 00000002 HFPSIZE (HFP$END-HFPBK+7)/8 HFPBK size in doublewords
HFPBK Storage Layout
*** HFPBK - Monitor Processor Domain Hi-Freq Sample Data Area
*
* +---------------------------+---------------------------+
* 0 | HFPCOUNT | HFPUSERZ |
* +---------------------------+---------------------------+
* 8 | HFPUSERC | HFPUSERM |
* +---------------------------+---------------------------+
* 10
*
*** HFPBK - Monitor Processor Domain Hi-Freq Sample Data Area
HFPBK Cross Reference
Symbol Dspl Value -------------- ---- ----- HFP$END 000C 00000010 HFPCOUNT 0000 HFPSIZE 000C 00000002 HFPUSERC 0008 HFPUSERM 000C HFPUSERZ 0004
Copyright IBM Corporation, 1990, 2008