SDXBK Back to Index page
 
Prolog 
Control Block Contents 
   SDXBK DSECT
Storage Layout 
Cross Reference (Contains links to field and bit definitions)
Programming Interface Information:
This information is NOT intended to be
used as Programming Interfaces of z/VM.


  SDXBK Prolog Top of page
  
 NAME       : HCPSDXBK
 DESCRIPTION: Stand-alone dump index record
 DSECT      : SDXBK
 FUNCTION   : The SDXBK describes the contents of the stand-alone dump
              index record which is an optional header record in a dump.
              It points to other optional stand-alone dump header records.
 LOCATED BY : DFMSDXBK field in DFMBK
 CREATED BY : Stand-alone dump writer when creating a stand-alone dump.
 DELETED BY : Not applicable
 REFERENCES : HCPDLJ - part of DUMPLD2
 SERIALIZED : Single-threaded nature of stand-alone dump program
 RELOCATION CONSIDERATIONS : None
 COMPATIBILITY AND MIGRATION CONCERNS : None
 NOTES      : - Must be 4K in length.
 
 
  SDXBK Control Block Content Top of page
  




 SDXBK DSECT
Top of page


Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      SDXBK          Stand-alone dump index record
0000    0 Character   16 SDX_ID         "HCPSDXBK V1.0 "
0010   16 Signed       4 * (6)          Reserved for IBM use
0028   40 Signed       4 SDX_CF_Rec     First record of the config file
002C   44 Signed       4 SDX_CF_Len     Number of records of the
                                        configuration file
0030   48 Signed       4 SDX_Log_Rec    First record of the log file
0034   52 Signed       4 SDX_Log_Len    Number of records for the log
                                        file
0038   56 Signed       4 SDX_Stat_Rec   First record of the status file
003C   60 Signed       4 SDX_Stat_Len   Number of records for the status
                                        file
0040   64 Dbl-Word     8 * (8)          Reserved for more record pointers
0080  128 Bitstring    1 * (3968)       Reserved for IBM use
          00000200       SDXBIZE        (*-SDXBK+7)/8 Size in double
                                        words
          00001000       SDXBSIZE       SDXBIZE*8 Size in bytes
 
 
  SDXBK Storage Layout Top of page
  
          
*** SDXBK - Stand-alone dump index record
*
*     +-------------------------------------------------------+
*   0 |                        SDX_ID                         |
*     |                                                       |
*     +-------------------------------------------------------+
*  10 |///////////////////////////////////////////////////////|
*     =///////////////////////////////////////////////////////=
*     |///////////////////////////////////////////////////////|
*     +---------------------------+---------------------------+
*  28 |        SDX_CF_REC         |        SDX_CF_LEN         |
*     +---------------------------+---------------------------+
*  30 |       SDX_LOG_REC         |       SDX_LOG_LEN         |
*     +---------------------------+---------------------------+
*  38 |       SDX_STAT_REC        |       SDX_STAT_LEN        |
*     +---------------------------+---------------------------+
*  40 |///////////////////////////////////////////////////////|
*     =///////////////////////////////////////////////////////=
*     |///////////////////////////////////////////////////////|
*     +-------------------------------------------------------+
*  80 |///////////////////////////////////////////////////////|
*     =///////////////////////////////////////////////////////=
*     |///////////////////////////////////////////////////////|
*     +-------------------------------------------------------+
*1000
*
*** SDXBK - Stand-alone dump index record
 
 
  SDXBK Cross Reference Top of page
  
 
Symbol         Dspl Value
-------------- ---- -----
SDX_CF_Len     002C
SDX_CF_Rec     0028
SDX_ID         0000
SDX_Log_Len    0034
SDX_Log_Rec    0030
SDX_Stat_Len   003C
SDX_Stat_Rec   0038
SDXBIZE        0080 00000200
SDXBSIZE       0080 00001000
 
This information is based on z/VM 7.3.0 Last updated on 22 Jun 2022 at 15:54:56 EDT.
Copyright IBM Corporation, 1990, 2022