I • Header Record I MN600HDR header record provides the number of device data packages.
r
o I MN600NUM Hexadecimal Field
Displacement Name o DS 1H MN600HLN EQU *-MN600HDR ,. I/O Count Record
Field Description, Contents, Meaning Number of device data packages that
follow length of header
Length of header MN600 MN600DEV inFut/output count record provides information for each device in the device
data packages.
Hexadecimal Bisplacement ------------ 0 2
4
A
r
o I MN600ADD MN600TY MN600S:ER 8 I Field Naae MN600ADD DS MN600TY DS MN600SER DS MN600CNT DS MN600DLN EQU MN600MAI EQU 1H
1H
CL6
IL4 MN600CNT *-MN600DEV Field Description, Contents, Meaning Device address VM/370 device type and/or codes
Volume serial number of device
Device accumulated I/O count
Length of each data record (4096-MNBHDLEN-MNHIRLEN-MN600HLN)/MN600DLN Maximum device count
Section 1. CP Data Areas and Control Blocks 51

MN602 I • Header Keccrd MN602HDR provides the number of sa.ples for intervals of device packagese o MN602SAM Hexadecimal Field
Displacement Name o 8N602SAM DS I • Utilizaticn Record
Field Description, Contents, Meaning 1H Number of samples for interval MN602 provides, via CP MONITOR co.mand, utilization data for DlSD and tape devices.
There is one record for each device.
r--------------------------------------------------------, 0 MN602ADD MN602CHB MN6C2CUE 8N602DVB I 8 MN602CHQ MR602CUQ 8*1 Hexadeci.al Field
risplacement Name Field Description, Contents, Meaning ------------ 0 MN602ADD DS 1H Address of the device
2 MN602CHB DS 1H Number of times channel is busy
4 MN602CUB DS 1H Number of times control unit is busy 6 MN602DVB DS 1H Number of times device is busy 8 MN602CHQ DS 1H Input/output tasks queued en channel
A MN602CUQ DS 1H Input/output tasks queued cn the control unit
C 8N602DVQ DS 1C 8*1 Input/output tasks queued cn device MN602DLN EQU *-MN602DEV Length of device portion in dcublevords
52 IBM VM/370 Data Areas and Control Block Logic