IBM 4381 Manual page 144

high-speed buffer storage, multiprocessor models 71
disabling 7 4
operation 72
reconfiguration 73
size 71
high-speed buffer storage, unip~essor models 40
disabling 41
operation 41
reconfiguration 41
size 40
1/0 configuration data set 50
IML 45
instruction prefetching 28
instruction processing function
multiprocessor models 63
' uniprocessor models 28
instruction retry 98
instruction set
multiprocessor models 65
uniprocessor models 30
interval timer 6
IOCP 50
IPL, processor state after 107
limited channel logout 101
local channel adapter 55
local storage 30
machine check code 102
machine check interruptions 1O1
analysis and logging 108
exigent 106
repressible 103
types 105
Mathematical Function Facility
multiprocessor models 66
uniprocessor models 32
model upgrades 1
models available 1
monitoring feature 6
MOVE INVERSE instruction 30
MULTIPLY and ADD Facility 32
MVS/XA support 121
MVS/370 support 120
natively attached devices
multiprocessor models 7 4
uniprocessor models 46
operating systems supporting
operator console 84
console indicator area 85
functions 84
general selection display 90
keyboard 88
maintenance 93
operating modes 85
operator control panel 86
system configuration displays 89
system status area 85
optional features 60
multiprocessor models 83
uniprocessor models 60
OS/VSl support 120
page protection 6, 95
power system 110
Preferred Machine Assist 34
Problem Analysis 113
processor
cycle time 28, 63
logout area 102
processor storage, multiprocessor models
ECC on 99
fixed locations 102
sizes 67
technology 14
processor storage, uniprocessor models 35
ECC on 99
fixed locations 102
sizes 35
technology 14
program event recording 6
programming systems support
DOS/VSE 119
MVS/XA 121
MVS/370 120
OS/VSl 120
Virtual Machine/Entry 123
Index
135