Page of GC20-1821-3 As Updated April 1, 1981 by TNt GN25-0840 IPL DOS/VS virtual machine
from a card reader 89-90 from a console 86-89
for VM/370 virtual machine 54-56
example 62
loading systems automatically, using IPt control statement 43
IPL control statement
unigue considerations, for virtual
machine operating systems 43
using AUTOLOG facility, to specify AUTOLOG command 46 ISAM option, using for operating systems run
under VM/370 7
using under VM/370 41 IUP (Installed User Program), used under VM/370 (reference) 3
J
job accounting (§ee accounting)
L
LINK control statement
accessing minidisk with other users,
subject to virtual reserve/release
processing 21
accessinq system residence volume, for OS/VS virtual machine 126
example, defining VM/370 virtual machine
51
linkage editor, proqram execution, under Dos/is arid-oeMS/DOS 73
linking
to access CMS system residence volume, by VM/370 virtual machine 52.1
to eMS disks, by VM/370 virtual machine
(example) 57
loadinq systems automatically, by
specifying IPL control statement 43
locked pages, performance option,
specifying for virtual machines 36
logical data sharing, definition of 17 M magnetic tape drives
dedicating to virtual machines, by using DEDICATE control statement 43
defining, by using SPECIAL control
statement 45 Storaqe System (§ee 3850) MDISK control statement
defining system residence volume, for OS/VS virtual machine 126
examples, defininq VM/370 virtual
machine 51-52
specifying virtual reserve/release
support 21
measuring
performance factors
to evaluate virtual machine
performance 33-37
to evaluate virtual machine
performance 34.5-31 MFT virtual machine; VM/370) ISAM, using under VM/370 41 MFT virtual machine, directory entry
example 124
minidisk by VM/370 virtual machine 55
definition of 17
file-name, selecting for DOS/VS virtual
machine 73
for virtual machine, defining 17
initializinq, for DOS/VS virtual machine 70 reserve/release support, not used for
paging and spooling 21
restriction, cannot be on dedicated
channels 17
shared, VM/370 reserve/release support
for 21
sharing data between users 17
summary of VM/370 reserve/release effect
on 22-23
temporary, defining and using for
virtual machine 17-18
virtual reserve/release support,
protecting with (caution) 21
virtual VM/370 reserve/release support,
protecting with 21 MONITOR command, to measure VM/370 performance 37
monitoring system activity
collecting shadow table statistics
for SET STMULTI CSEG command 34.4
for SET STMULTI n command 34 .. 3-34.4
for SET STMULTI USEG command 34.4
to measure VM/370 performance 37 MSS (Mass Storage System) 3850)
multiple consoles, specifying for virtual
mach ine 14-15
multiple programming operating systems al§Q-DOS/VS; OS/VS) special considerations for 9-32
multiple shadow table support, description
of (5748-XE1) 33
multiple-access virtual machine
defining and using 26-31
defining virtual addresses on real Teo 30 directory entry, how to specify virtual TCUs 45 directory entry example 28,49 for testing a communications system 29
operating systems supported under VM/370 2
performance considerations 31
using local terminals 27
using remote terminals 27
using under VM/370 3
Index 143

Page of GC20-1821-3 As Updated April 1, 1981 by TNL GN25-0840 multiprocessing MVS dynamically transferring control to or
from native mode 135-136.1
for MVS V=R virtual machine 138-138.2
uniprocessor mode, VM/370 restrictions
137-138
virtual machine, directory entry
examples 125-126 MVS/System Extensions support, enabling by
use of 370E option 42.2 MVT OS/VS; virtual machine; VM/370) ISAM, using under VM/370 41 N
NCP, mode, defining lines for
multiple-access virtual machine 27
Network Control program NCP)
nonpaging mode, initiating, for VS1 112
non-switched lines, defining for
multiple-access virtual machine 29
o
operating systems
alternating between, technique for
24-26
supported under VM/370 2
operation
of DOS/VS virtual machine 90-93 of VM/370 virtual machine 54-56
operator console
defining
for DOS/VS virtual machine 85
for OS/VS virtual machine 127 OPTION control statement
example, defining VM/370 virtual machine
51
unique considerations
for virtual machine operating systems 40-42 for virtual machine operating systems 40 for virtual machine operating systems 40-42.2 options
specifying for DOS/VS virtual machine 72 OS/VS virtual machine 108-109 OS OS/VS) ASP, using under VM/370 31-33
files, using T-disk space for 18 ISAM, using under VM/370 41 OS/MFT (see MFT; OS/VS; virtual machine; VM/370) --- OS/MVT (§gg MVT; OS/VS; virtual machine; VM/370) oS/PCP (§gg PCP; OS/VS; virtual machine; VM/370) OS/VS application programs, designing to run
efficiently under VM/370 4 AUTOLOG facility, to automatically
initiate as/vs under VM/370 46-48 double spooling under VM/370·, eliminating by specifying DEDICATE
control statement 44 dynamically transferring control to or
from native mode 135-136.1 ISAM, using under VM/370 41 nucleus, relocating page zero to run
under VM/370 42
printing abend dumps under VM/370 5
system generation under VM/370 115-124 OS/VS recommendations 108-109 preparation 116-117
selecting number of terminals 117
stage I execution in CMS virtual
machine 122
stage I execution in OS/VS virtual
machine 123
stage I input preparation 121-122
stage I processing in CMS virtual
machine 121
stage II execution 124
stage II input preparation 123
stage II processing 123
starter system loading 119-120 starter system restoring 119
starter system volume initialization
117-118
using VM/370 utilities and service
programs 120-121 virtual machines required 116 VM/370 recommendations 106 VS1 handshaking (major discussion) 110-115 system residence volume, accessing
126-127
virtual machine 107-138 accessing system residence volume
126-127
alternating technique between CMS and OS/VS 133-135
communicating with CP 131-132
defining operator's console 127
defining virtual devices 127-128
description (introductory) 107 disconnected operation 135-137
disconnected operation 136.3-137
IPL 129-130 IPL example 130-131 job entry and output retrieval 129
operating techniques 130-131 preparing and submitting job stream
128
restrictions when running MVS in
uniprocessor mode 137-138
running multiple systems 135-136
running multiple systems 136.2-136.3
using in batch mode 132
using spool files 128 using to develop and test programs
137 1UU IBM VM/370 Systems in a virtual Machine