The HISTORY command displays the contents of the dump history records if any are found in the dump. The two records displayed are the dump key record used to define a unique dump signature, and the dump statistics record, which contains information describing various attributes of the process that created the dump file being analyzed.

The HISTORY command is not valid for program dumps.

Syntax

── HISTORY ────────────────────────────────────────────────────────────┤

Example

INPUT:  HISTORY  
Information captured for MDT HISTORY file:


AUTOSUPPRESS KEY ENTRY
----------------------
  DUMP  #865000330001, REASON: MCP/PLM @ 68037060
  MASK: 140000 000000 (NONFATAL, ALLINUSE) 
  INFO: 0 000000 000000 0 000000 000000
  AUTOSUPPRESS FLAG OFF, COUNT = 0


DUMP KEY RCWs

  -----------

  1965:00BD:3   (66255230)  CALLMEMDUMP
  1965:0723:1   (66265000)  PORTS ERR
  197F:0467:1   (68037070)  SET_SUBPORT_STATE


ESR Signature

-------------

  865000301000000000000000000000000000  (66255230)  (66265000)  (68037070).


DUMP STATISTICS RECORD FOR AUTOSUPPRESS KEY ENTRY #433

------------------------------------------------------ 

  DUMP COMPLETED OK TO DISK
  DUMP REQUESTED: THURS, AUG 10, 1995 23:08:23
  MCP 43.202.0494 CREATED: TUES, AUG 8, 1995 20:24:19 
  RECORDS WRITTEN: 8726,  WORDS DUMPED: 26414720
  DUMPBOOT INIT TIME:     0:00:15
  TAPEDUMP INIT TIME:     0:00:04
  OPERATOR WAIT TIME:     0:00:00
  TAPEDUMP DUMPING TIME:  0:01:20
  TAPEDUMP ELAPSED TIME:  0:01:25
  TD AVAILABLE WORK SPACE: 6374, TD MAX STACK HEIGHT: 350