Programming Interface Information:
The Monitor Records are intended Programming Interfaces that
allow the customer to write programs to obtain services of z/VM.
Control Block Contents
DSECT NAME - MTREOF FUNCTION - This record indicates the end of the data in this frame. This record may appear in both the event and sample portions of the DCSS where monitor records are being placed. LOCATED BY - Through the Monitor Control Area REFERENCED CONTROL BLOCKS - MRRECHDR Monitor Record Header NAME - MRMTREOF DESCRIPTIVE NAME - Monitor Event and Sample Record Domain 1 - Monitor Domain Record 13 - End of Frame Indicator DESCRIPTION - Indicates the end of data in a frame. Its presence implies that there is another frame of data to follow. For Sample, the last frame sent will not have an end of frame record, but instead, an end of interval record. For event, there is no end of frame nor end of interval record in the last frame sent.
MRMTREOF Control Block ContentsOffsets Dec Hex Type Len Name (Dim) Description 0 0 Structure 20 MTREOF Start of monitor record 0 0 Character 0 MTREOF_MRHDR Record header 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 Character 0 MTREOF_END
MRMTREOF Cross ReferenceHex 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 MTREOF 0 20 MTREOF_END 14 0 MTREOF_MRHDR 0 0
This information is based on z/VM V4R4.0.
Last updated on 22 Jul 2003 at 15:04:23.
Copyright IBM Corporation, 1990, 2003