Programming Interface Information:
The Monitor Records are intended Programming Interfaces that allow the customer to write programs to obtain services of z/VM. |
MRIODSZI
PrologControl Block Contents
Cross Reference
MRIODSZI Prolog
DSECT NAME - IODSZI FUNCTION - Map a Monitor record. LOCATED BY - Through the Monitor Control Area REFERENCED CONTROL BLOCKS - MRRECHDR Monitor Record Header NAME - MRIODSZI DESCRIPTIVE NAME - Monitor Sample Record Domain 6 - I/O Domain Record 24 - SCSI Device Activity DESCRIPTION - Describes I/O activities of an emulated SCSI device. A separate record is generated for each online device enabled for monitoring. NOTES:
MRIODSZI Control Block Contents
Offsets Dec Hex Type Len Name (Dim) Description 0 0 Structure 316 IODSZI 0 0 Character 0 IODSZI_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 Unsigned 2 IODSZI_RDEVDEV Device number 22 16 Unsigned 2 * Reserved and available for IBM use. 24 18 Character 36 IODSZI_DKSTAT 24 18 Bitstring 1 IODSZI_DSKSTAT Disk status - X'80' = busy and X'40' = not busy 25 19 Bitstring 1 * Reserved for future IBM use 26 1A Unsigned 2 * Reserved for future IBM use 28 1C Unsigned 4 IODSZI_DSKTIME Amount of time disk is active 32 20 Unsigned 4 IODSZI_DSKXRATE Kbytes/sec transfer rate 36 24 Unsigned 4 IODSZI_DSKBLKSZ Number of bytes in a block 40 28 Unsigned 4 IODSZI_DSKXFERS Number of transfers to/from disk 44 2C Unsigned 4 IODSZI_DSKBLKSR Number of blocks read from disk 48 30 Unsigned 4 IODSZI_DSKBLKSW Number of blocks written to disk 52 34 Unsigned 4 IODSZI_DSKSEEKO Number of seek operations for disk 56 38 Unsigned 4 IODSZI_DSKQDEPTH Queue depth 60 3C Character 32 IODSZI_PTH1INFO 60 3C Unsigned 2 IODSZI_PTH1ID Pathid number - this number correlates with the slot in MTRDEV_EDEVPTHS and IODVON_EDEVPTHS which contain the triplet info 62 3E Bitstring 1 IODSZI_PTH1STAT Path status - X'80' = busy and X'40' = not busy 63 3F Bitstring 1 * Reserved for future IBM use 64 40 Unsigned 4 IODSZI_PTH1TIME Amount of time path is active 68 44 Unsigned 4 IODSZI_PTH1XRATE Kbytes/sec transfer rate 72 48 Unsigned 4 IODSZI_PTH1XFERS Number of transfers to/from disk 76 4C Unsigned 4 IODSZI_PTH1BLKSR Number of blocks read from disk 80 50 Unsigned 4 IODSZI_PTH1BLKSW Number of blocks written to disk 84 54 Unsigned 4 IODSZI_PTH1SEEKO Number of seek operations for disk 88 58 Unsigned 4 IODSZI_PTH1QDEPTH Queue depth 92 5C Character 32 IODSZI_PTH2INFO 92 5C Unsigned 2 IODSZI_PTH2ID Pathid number - this number correlates with the slot in MTRDEV_EDEVPTHS and IODVON_EDEVPTHS which contain the triplet info 94 5E Bitstring 1 IODSZI_PTH2STAT Path status - X'80' = busy and X'40' = not busy 95 5F Bitstring 1 * Reserved for future IBM use 96 60 Unsigned 4 IODSZI_PTH2TIME Amount of time path is active 100 64 Unsigned 4 IODSZI_PTH2XRATE Kbytes/sec transfer rate 104 68 Unsigned 4 IODSZI_PTH2XFERS Number of transfers to/from disk 108 6C Unsigned 4 IODSZI_PTH2BLKSR Number of blocks read from disk 112 70 Unsigned 4 IODSZI_PTH2BLKSW Number of blocks written to disk 116 74 Unsigned 4 IODSZI_PTH2SEEKO Number of seek operations for disk 120 78 Unsigned 4 IODSZI_PTH2QDEPTH Queue depth 124 7C Character 32 IODSZI_PTH3INFO 124 7C Unsigned 2 IODSZI_PTH3ID Pathid number - this number correlates with the slot in MTRDEV_EDEVPTHS and IODVON_EDEVPTHS which contain the triplet info 126 7E Bitstring 1 IODSZI_PTH3STAT Path status - X'80' = busy and X'40' = not busy 127 7F Bitstring 1 * Reserved for future IBM use 128 80 Unsigned 4 IODSZI_PTH3TIME Amount of time path is active 132 84 Unsigned 4 IODSZI_PTH3XRATE Kbytes/sec transfer rate 136 88 Unsigned 4 IODSZI_PTH3XFERS Number of transfers to/from disk 140 8C Unsigned 4 IODSZI_PTH3BLKSR Number of blocks read from disk 144 90 Unsigned 4 IODSZI_PTH3BLKSW Number of blocks written to disk 148 94 Unsigned 4 IODSZI_PTH3SEEKO Number of seek operations for disk 152 98 Unsigned 4 IODSZI_PTH3QDEPTH Queue depth 156 9C Character 32 IODSZI_PTH4INFO 156 9C Unsigned 2 IODSZI_PTH4ID Pathid number - this number correlates with the slot in MTRDEV_EDEVPTHS and IODVON_EDEVPTHS which contain the triplet info 158 9E Bitstring 1 IODSZI_PTH4STAT Path status - X'80' = busy and X'40' = not busy 159 9F Bitstring 1 * Reserved for future IBM use 160 A0 Unsigned 4 IODSZI_PTH4TIME Amount of time path is active 164 A4 Unsigned 4 IODSZI_PTH4XRATE Kbytes/sec transfer rate 168 A8 Unsigned 4 IODSZI_PTH4XFERS Number of transfers to/from disk 172 AC Unsigned 4 IODSZI_PTH4BLKSR Number of blocks read from disk 176 B0 Unsigned 4 IODSZI_PTH4BLKSW Number of blocks written to disk 180 B4 Unsigned 4 IODSZI_PTH4SEEKO Number of seek operations for disk 184 B8 Unsigned 4 IODSZI_PTH4QDEPTH Queue depth 188 BC Character 32 IODSZI_PTH5INFO 188 BC Unsigned 2 IODSZI_PTH5ID Pathid number - this number correlates with the slot in MTRDEV_EDEVPTHS and IODVON_EDEVPTHS which contain the triplet info 190 BE Bitstring 1 IODSZI_PTH5STAT Path status - X'80' = busy and X'40' = not busy 191 BF Bitstring 1 * Reserved for future IBM use 192 C0 Unsigned 4 IODSZI_PTH5TIME Amount of time path is active 196 C4 Unsigned 4 IODSZI_PTH5XRATE Kbytes/sec transfer rate 200 C8 Unsigned 4 IODSZI_PTH5XFERS Number of transfers to/from disk 204 CC Unsigned 4 IODSZI_PTH5BLKSR Number of blocks read from disk 208 D0 Unsigned 4 IODSZI_PTH5BLKSW Number of blocks written to disk 212 D4 Unsigned 4 IODSZI_PTH5SEEKO Number of seek operations for disk 216 D8 Unsigned 4 IODSZI_PTH5QDEPTH Queue depth 220 DC Character 32 IODSZI_PTH6INFO 220 DC Unsigned 2 IODSZI_PTH6ID Pathid number - this number correlates with the slot in MTRDEV_EDEVPTHS and IODVON_EDEVPTHS which contain the triplet info 222 DE Bitstring 1 IODSZI_PTH6STAT Path status - X'80' = busy and X'40' = not busy 223 DF Bitstring 1 * Reserved for future IBM use 224 E0 Unsigned 4 IODSZI_PTH6TIME Amount of time path is active 228 E4 Unsigned 4 IODSZI_PTH6XRATE Kbytes/sec transfer rate 232 E8 Unsigned 4 IODSZI_PTH6XFERS Number of transfers to/from disk 236 EC Unsigned 4 IODSZI_PTH6BLKSR Number of blocks read from disk 240 F0 Unsigned 4 IODSZI_PTH6BLKSW Number of blocks written to disk 244 F4 Unsigned 4 IODSZI_PTH6SEEKO Number of seek operations for disk 248 F8 Unsigned 4 IODSZI_PTH6QDEPTH Queue depth 252 FC Character 32 IODSZI_PTH7INFO 252 FC Unsigned 2 IODSZI_PTH7ID Pathid number - this number correlates with the slot in MTRDEV_EDEVPTHS and IODVON_EDEVPTHS which contain the triplet info 254 FE Bitstring 1 IODSZI_PTH7STAT Path status - X'80' = busy and X'40' = not busy 255 FF Bitstring 1 * Reserved for future IBM use 256 100 Unsigned 4 IODSZI_PTH7TIME Amount of time path is active 260 104 Unsigned 4 IODSZI_PTH7XRATE Kbytes/sec transfer rate 264 108 Unsigned 4 IODSZI_PTH7XFERS Number of transfers to/from disk 268 10C Unsigned 4 IODSZI_PTH7BLKSR Number of blocks read from disk 272 110 Unsigned 4 IODSZI_PTH7BLKSW Number of blocks written to disk 276 114 Unsigned 4 IODSZI_PTH7SEEKO Number of seek operations for disk 280 118 Unsigned 4 IODSZI_PTH7QDEPTH Queue depth 284 11C Character 32 IODSZI_PTH8INFO 284 11C Unsigned 2 IODSZI_PTH8ID Pathid number - this number correlates with the slot in MTRDEV_EDEVPTHS and IODVON_EDEVPTHS which contain the triplet info 286 11E Bitstring 1 IODSZI_PTH8STAT Path status - X'80' = busy and X'40' = not busy 287 11F Bitstring 1 * Reserved for future IBM use 288 120 Unsigned 4 IODSZI_PTH8TIME Amount of time path is active 292 124 Unsigned 4 IODSZI_PTH8XRATE Kbytes/sec transfer rate 296 128 Unsigned 4 IODSZI_PTH8XFERS Number of transfers to/from disk 300 12C Unsigned 4 IODSZI_PTH8BLKSR Number of blocks read from disk 304 130 Unsigned 4 IODSZI_PTH8BLKSW Number of blocks written to disk 308 134 Unsigned 4 IODSZI_PTH8SEEKO Number of seek operations for disk 312 138 Unsigned 4 IODSZI_PTH8QDEPTH Queue depth 316 13C Character 0 IODSZI_END
MRIODSZI Cross Reference
Hex Hex Name Offset Length Value IODSZI 0 316 IODSZI_DKSTAT 18 36 IODSZI_DSKBLKSR 2C 4 IODSZI_DSKBLKSW 30 4 IODSZI_DSKBLKSZ 24 4 IODSZI_DSKQDEPTH 38 4 IODSZI_DSKSEEKO 34 4 IODSZI_DSKSTAT 18 1 IODSZI_DSKTIME 1C 4 IODSZI_DSKXFERS 28 4 IODSZI_DSKXRATE 20 4 IODSZI_END 13C 0 IODSZI_MRHDR 0 0 IODSZI_PTH1BLKSR 4C 4 IODSZI_PTH1BLKSW 50 4 IODSZI_PTH1ID 3C 2 IODSZI_PTH1INFO 3C 32 IODSZI_PTH1QDEPTH 58 4 IODSZI_PTH1SEEKO 54 4 IODSZI_PTH1STAT 3E 1 IODSZI_PTH1TIME 40 4 IODSZI_PTH1XFERS 48 4 IODSZI_PTH1XRATE 44 4 IODSZI_PTH2BLKSR 6C 4 IODSZI_PTH2BLKSW 70 4 IODSZI_PTH2ID 5C 2 IODSZI_PTH2INFO 5C 32 IODSZI_PTH2QDEPTH 78 4 IODSZI_PTH2SEEKO 74 4 IODSZI_PTH2STAT 5E 1 IODSZI_PTH2TIME 60 4 IODSZI_PTH2XFERS 68 4 IODSZI_PTH2XRATE 64 4 IODSZI_PTH3BLKSR 8C 4 IODSZI_PTH3BLKSW 90 4 IODSZI_PTH3ID 7C 2 IODSZI_PTH3INFO 7C 32 IODSZI_PTH3QDEPTH 98 4 IODSZI_PTH3SEEKO 94 4 IODSZI_PTH3STAT 7E 1 IODSZI_PTH3TIME 80 4 IODSZI_PTH3XFERS 88 4 IODSZI_PTH3XRATE 84 4 IODSZI_PTH4BLKSR AC 4 IODSZI_PTH4BLKSW B0 4 IODSZI_PTH4ID 9C 2 IODSZI_PTH4INFO 9C 32 IODSZI_PTH4QDEPTH B8 4 IODSZI_PTH4SEEKO B4 4 IODSZI_PTH4STAT 9E 1 IODSZI_PTH4TIME A0 4 IODSZI_PTH4XFERS A8 4 IODSZI_PTH4XRATE A4 4 IODSZI_PTH5BLKSR CC 4 IODSZI_PTH5BLKSW D0 4 IODSZI_PTH5ID BC 2 IODSZI_PTH5INFO BC 32 IODSZI_PTH5QDEPTH D8 4 IODSZI_PTH5SEEKO D4 4 IODSZI_PTH5STAT BE 1 IODSZI_PTH5TIME C0 4 IODSZI_PTH5XFERS C8 4 IODSZI_PTH5XRATE C4 4 IODSZI_PTH6BLKSR EC 4 IODSZI_PTH6BLKSW F0 4 IODSZI_PTH6ID DC 2 IODSZI_PTH6INFO DC 32 IODSZI_PTH6QDEPTH F8 4 IODSZI_PTH6SEEKO F4 4 IODSZI_PTH6STAT DE 1 IODSZI_PTH6TIME E0 4 IODSZI_PTH6XFERS E8 4 IODSZI_PTH6XRATE E4 4 IODSZI_PTH7BLKSR 10C 4 IODSZI_PTH7BLKSW 110 4 IODSZI_PTH7ID FC 2 IODSZI_PTH7INFO FC 32 IODSZI_PTH7QDEPTH 118 4 IODSZI_PTH7SEEKO 114 4 IODSZI_PTH7STAT FE 1 IODSZI_PTH7TIME 100 4 IODSZI_PTH7XFERS 108 4 IODSZI_PTH7XRATE 104 4 IODSZI_PTH8BLKSR 12C 4 IODSZI_PTH8BLKSW 130 4 IODSZI_PTH8ID 11C 2 IODSZI_PTH8INFO 11C 32 IODSZI_PTH8QDEPTH 138 4 IODSZI_PTH8SEEKO 134 4 IODSZI_PTH8STAT 11E 1 IODSZI_PTH8TIME 120 4 IODSZI_PTH8XFERS 128 4 IODSZI_PTH8XRATE 124 4 IODSZI_RDEVDEV 14 2 MRHDR 0 20 MRHDR_END 14 0 MRHDRDM 4 1 MRHDRLEN 0 2 MRHDRRC 6 2 MRHDRTOD 8 8 MRHDRZER 2 2
This information is based on z/VM V6R3.0.
Last updated on 29 Nov 2016 at 15:20:38.
Copyright IBM Corporation, 1990, 2016