SYSLOCS SYSLOCS contains user logon and dial statistics, time/date and log message data, TOD values, and line edit values. 0 8 10 18 20 28 30 38 40 48 50 58
Hexadecimal
Displacement
------------ 0 8 10 1C 20 24
28
2C 30 34
38
3C 40 4C
4D 4E 4F 50 53
58 DHKSYSDT DMKSYSTM DMKSYSLW DMKSYSLG DMKSYSNM DMKSYSMI DMKSYSMU DMKSYSND DMKSYSLB DMKSYSUD DMKSYSPL 1//////1//////////1//1/1//1// --------------------------------------------------------, DMKSYSDW I -,----------------------------1 1 s* 1 1 S*2 1 S*3 1 S*4 1 ------------------------------------------------------1 S*5 1////////1111/////////////1////1/////1 ---------------------------------------------------------1 Pield Name DMKSYSDT DC DMKSYSTM DC DMKSYSLW DC DMKSYSLG DC DMKSYSNM DC DMKSYSMI DC DMKSYSMU DC DMKSYSND DC DMKSYSLB DC DMKSYSUD DC DMKSYSPL DC
DC DMKSYSDW DC DMKSYSLE DC DMKSYSLD DC DMKSYSCD DC DMKSYSES DC DMKSYSLL DC
DC DMKSYSCK DC DMKSYSCK 1 Pield Description, Contents, Meaning CL8'MM/DD/YY' Date of system log message CL8'HH:MH:SS' Time of system log message X'00',X'00',CL10' , 1(0) P'O' P'O' P'O' P'O' 1(0) 1(0) 1(0) 1(0) X'OO',X'OO', Weekday of system log messages Pointer to first log message block Current numter of users on the system Maximum numter of users allowed cn the system Maximum numter of users on the system Number of dialed users on the system Pointer to user directory lock block
Pointer to start of user directory on SYSRES Pointer to a list of virtual page buffers
Reserved for IBM use
CL 1 O· Day of week in hexadecimal and EBCDIC X'7B' S*1 Terminal line-end symbol X'4A' S*2 Terminal line-delete symbol X'7C' S*3 Terminal character-delete symbol X'7P' S*4 Terminal escape symbol A L 1 ( 1 30, 1 2 9, 72, 8 0) XL5'O' D'O' S*5 Default line lengths for 3210 and 3215 -
2741 and 1050 - 3270 and 3066 terminals
Reserved for IBM use TOD clock value last stored by
accounting, DUMP, or machine check 102 IBM VM/370 Data Ireas and Control Block Logic

SYSTEL SYSTBL contains the system and DASD informaticn required to load a saved system by name. SYSTEL is built during system generation in DMKSNT using the NAMESYS macro. 0 8 10 18 20 28
Hexadecimal
tisplacement 0 4
8 10 16
18
1E 20 24
28
2A
2B
-----, SYSPNT SYSSIZE I ---------------------------------------------------------1 SYSNAME I ---------------------------------------------------------1 VSYSRES SYSVADDR I --------1 SYSVOL SYSCYL 1 -------------------------------------------------------1 SYSSTART SiSPAGCT SYSPAGLN SYSSEGLN Field
Name SYSPNT DS SYSSIZE DS SYSNAME DS VSYSRES DS SYSVADDR TIC J,joJ SYSVOL DS SYSCYL DS SYSSTART DS SYSPAGCT DS SYSPAGLN DS DS SYSFLAG DS SYSPROT EQU SYSPAGNM DS SYSSEGLN DS SYSHRSEG DS I/S*1/1 S*2 SYSPAGNM (Variable Length) SYSHRSEG (Variable Length)
1F
1F CL8 CL6 111 CL6
1H
1F
1F
1H 1X S*1 1X S*2 in SYSFLAG --X'8QI- 1F
1H 1X Field Descripticn, Contents, Meaning Chain pointer to next entry Minimum storage size needed to run system System name Volume identification number of DASD containing user's system Virtual address of VSYSRES Volume identification number of DASD ccntaining saved pages Cylinder on VSYSRES of user's system. Same as VDEVRELN CCPD of first page on SYSVCL Total number of pages saved
Number of entries in SYSPAGNM Reserved for IBM use
Named system flag Unprctected shared segments One fullword entry for each range of pages to be saved
Numbers of entries in SYSHRSEG One tyte for each segment to be shared Section 1. CP Data Areas and Control Blocks 103