Programming Interface Information:
The Monitor Records are intended Programming Interfaces that allow the customer to write programs to obtain services of z/VM. |
MRSTOVDK
PrologControl Block Contents
Cross Reference
MRSTOVDK Prolog
DSECT NAME - STOVDK FUNCTION - Map a Monitor record. LOCATED BY - Through the Monitor Control Area REFERENCED CONTROL BLOCKS - MRRECHDR Monitor Record Header NAME - MRSTOVDK DESCRIPTIVE NAME - Monitor Sample Record Domain 3 - Storage Domain Record 17 - virtual disk in storage DESCRIPTION - Information concerning usage of virtual disks in storage. Once record for each disk.
MRSTOVDK Control Block Contents
Offsets Dec Hex Type Len Name (Dim) Description 0 0 Structure 68 STOVDK Start of monitor record 0 0 Character 0 STOVDK_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 Character 8 STOVDK_MDIOUSER Owning userid, padded on the right with blanks. 28 1C Character 24 STOVDK_QDISNAME Address space name associated with this virtual disk in storage, padded on the right with blanks. 52 34 Unsigned 2 STOVDK_MDIOVDEV VDEV number of the virtual disk in storage. 54 36 Bitstring 1 STOVDK_CALFLAG Flag byte. 1... .... * .1.. .... * ..1. .... * ...1 .... * .... 1... STOVDK_MDIQDSKP This is a private virtual disk in storage. .... .1.. * .... ..1. * .... ...1 * 55 37 Character 1 * Reserved for IBM use. 56 38 Unsigned 4 STOVDK_MDILINKS Number of links to this disk 60 3C Unsigned 4 STOVDK_CALSIZE Size of disk in 512 byte blocks. 64 40 Unsigned 4 STOVDK_QDIIOCNT Count of virtual I/Os to this virtual disk in storage. 68 44 Character 0 STOVDK_END
MRSTOVDK 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 STOVDK 0 68 STOVDK_CALFLAG 36 1 STOVDK_CALSIZE 3C 4 STOVDK_END 44 0 STOVDK_MDILINKS 38 4 STOVDK_MDIOUSER 14 8 STOVDK_MDIOVDEV 34 2 STOVDK_MDIQDSKP 36 08 STOVDK_MRHDR 0 0 STOVDK_QDIIOCNT 40 4 STOVDK_QDISNAME 1C 24
This information is based on z/VM V5R2.0.
Last updated on 11 Dec 2005 at 18:48:12.
Copyright IBM Corporation, 1990, 2005