Page of GC20-1807-7 As Updated April 1, 1981 by TNL GN25-0829 deadline priority 85-86 DEBUG command
BREAK subcommand, summary 32 CAW subcommand, summary 34 CSW subcommand, summary 34 DUMP subcommand
summary 32
usage 26-27 GO subcommand, summary 32 GPR subcommand, summary 33
messages 64.2-66 PSW subcommand
summary 33
usage 22
rules for using 64.2-66 SET CAW subcommand, summary 35 SET csw subcommand, summary 35 SET GPR subcommand, summary 34-35 SET PSW subcommand, summary 35 STORE subcommand, summary 34-35
usage 20-21 X subcommand, summary 33
debugging
analyzing problem 13
applying PTF 14
comparison of CP and CMS facilities 37
how to start 3,15-17
iden t ify i ng
abnormal termination looping condition 15-17
looping condition in virtual machine
7
problem 7
unexpected results 15-17
wait 15-17
wait state in virtual machine 7
introduct ion 1-2
on virtual machine 23
procedure
for abnormal termination 15-17
for CMS abnormal termination 19-23
for CP abend without dump 19
for CP abnormal termination 18-19
for CP disabled loop 25-26
for CP disabled wait 27-29
for CP enabled wait 29
for CP unexpected results 24-25
for looping condition 15-17
for RSCS disabled wait 30-31
for unexpected results 15-17
for virtual machine abnormal
ter mination 22
for virtual machine disabled loop
26-27
for virtual machine disabled wa it
29-30
for virtual machine enabled loop
26-27
for virtual machine enabled wait 30 for virtual machine unexpected
results 24-25
for wait 15-17
recognizing problem 4
summary of VM/370 debugging tools 32-36
unproduct ive processing time 7 VM/370 commands 38-42 ADSTOP 40 DCP 38-42 DISPLAY 38-42 Dl'lCP 38-42 DUMP 38-42 LOCATE 40 MONITOR 40 QUERY 39 SET 39 STCP 41 STORE 41 SYSTEM 39 TRACE 40-41 ZAP 41
with VM/370 facilities 8-31
declarative macros 294
dedicated, channel, assigning to virtual
machine 79- 80 DELETE macro 274
demand paging 76-77
DEQ macro 276 DETAC H, macro 276
detaching, virtual devices 79-80
determining, virtual machine storage size 201 DEVICE (last I/O interrupt) 22
devices
class codes 60-62 CMS-supported 242
feature codes 60-62 model codes 60-62
sense 86
sense information (5748-XX8) 86.1
sense information <.2748-lli) 86.1 for VSAM under CMS 310 type codes 60-62 DEVTAB (Device Table) 241 DEVTYPE m aero 275 DIAGNOSE instruction 182
activating the TaD-clock accounting
interface (5748-XE1) 204-204.1
channel program modification 194-195
clean- up after virtual IPL by device
(5748- XX8) 197
clean- up after virtual IPL by device (5748-XE1) 197
clear I/O recording 191 DASD I/O function 190-191
define function of PA2 fUnction key 199
determine virtual machine storage size
138-139,201
device type and features 192-194
directory update in-place 206-210 display data on 3270 console screen 199-200 error message editing 200-201 error message editing 200.4 error message editing 200.4 examine real storage 184
find address of discontiguous sa ved
segment 138-139 FINDSYS function general I/O function 191-192
generate account-ing- cards generate accounting records for the
virtual user (5748-XX8) 198
generate accounting records for the
virtual user (5748-XE1) 198
input spool file manipulation 187-190
Index 371

Page of GC20-1807-7 As Updated April 1, 1981 by TNL GN25-0829 issue SVC 76 from a second level virtual
machine 197
load discontiguous sa ved segment
138-139 LOADSYS fu nction 138-139,201-202 MSS communication 205-206 MSS mount and demount processing 173
page release function 186
pseudo timer 186 purge discontiguous saved segment
138-139 PURGESYS function 138-139,202
read LOGREC data 196
read system dump spool file 196-197
read system symbol table 197
save 3704/3705 control program 199
saving or loading a 3800 named system 204-205 saving or loading a 3800 named system (.2748- XE1) 204.1-205 special diagnose for shadow table
maintenance (5748-XE1) 204 start of LOGREC area 195-196
store extended-identification code 183
update user directory 197
virtual console function 184-186 VHCF function 143,159,203-204 data transfer error codes 167-169
return codes 167-169 VMCPARM parameter list 159-162 3270 virtual console interface 199-200 full screen interactions (5748-XX8) 199- 200.4 full screen interactions (5748-X]1) 199- 200.4 full screen mode 199- 200.4 full screen mode (5748-XEj) 199- 200.4 directory
entries for CMS/DOS library volumes 307 hooks 206-210 replacing entries 206-210 update in-place 206-210 discontiguous saved segments 135-136
loading 201- 202 purging 202 discontiguous shared segments
defined via NAMESYS macro 137-138
user requirements 136
dispatch list use in deadline priority 85- 86
use in deadline priority (5748-XEj) 85-86
dispatching
interactive users 84-85
noninteractive users 84-85
priority, calculating 84-85
scheme, for virtual machines 84-85
v irtual machines
from queue 1 84-85
from queue 2 84-85
dispatching priority, replacing directory
entry 206-210 372 IBM VM/370 system Proqrammer's Guide DISPLAY command 38-42
summary 33
usage 22,26-27
display terminals, CMS interface 267-268
displaying
data on 3270 console screen 199-200 floating-point DISPLAY command 33
general registers DISPLAY command 33 GPR subcommand of DEBUG command 33 PSW DISPLAY command 33 PSW subcommand of DEBUG command 33
storage DISPLAY command 33 X subcommand of DEBUG command 33 DISPSW macro display terminals, DISPSW macro 267-268
distribution word, replacing directory
entry 206-210 DMCP, command 38-42
DMKCFC (console function) support 215
DMKDDR Dump Restore (DDR)
program) DKKSNT (s ystem name table) 132-142 DMSABN (abend routine) 71 DKSABN macro 20-21 operands 20- 21 DMSEXS 255- 256 DMSFREE 241-243
allocating nucleus free storage 250-251 allocating user free stora ge 250 error codes 254-255
operands 247-250 service routines 252-255
storage management 247-250 DMSFR ES 252- 255
error codes 254-255
operands 252-255 DMSFRET 252
error codes 254-255
operands 252
releasing storage 252 DKSINA 259 DMSINT 259 DMSIOW 238 DMSITE 239 DMSITI 236-237 DHSITP 238 DMSITS 236-237,256,264-267 DKSKEY 255-256 DMSLADAD, entry for auxiliary directory 320-321 DMSNUC 240,241-243 DOS (Disk Operating System) abnormal termination
messages 4-6
procedure 23 DO S/VS functions simulated by CMS 285
macros
supervisor 289-290 supported under CMS 291-293