RHDS fails repeatedly to restore databases with the error "ERR - libdb - BDB1522 Log file corrupt at LSN:"

Issue

• RHDS fails repeatedly to restore the database.

  # dsctl -v <INSTANCE> bak2db /var/lib/dirsrv/slapd-<INSTANCE</bak/<BACKUP DIR>
  "～failed with the return code 3 and the error"
  "CRITICAL: bak2db failed"
  

• During restore, the following error is recorded in the errors log file.

  [04/Oct/2024:13:20:22.912908122 +0900] - ERR - libdb - BDB1522 Log file corrupt at LSN: [1][2918295]
  [04/Oct/2024:13:20:22.913667361 +0900] - ERR - libdb - BDB0061 PANIC: Invalid argument
  [04/Oct/2024:13:20:22.959880669 +0900] - ERR - libdb - BDB1546 unable to join the environment
  [04/Oct/2024:13:20:23.016813512 +0900] - CRIT - bdb_start - Database Recovery Process FAILED. The database is not recoverable. err=-30973: Unexpected dbimpl error code
  [04/Oct/2024:13:20:23.017463316 +0900] - CRIT - bdb_start - Please make sure there is enough disk space for dbcache (1610612736 bytes) and db region files
  [04/Oct/2024:13:20:23.018132751 +0900] - ERR - bdb_restore - Failed to init database
  [04/Oct/2024:13:20:23.018479972 +0900] - ERR - ldbm_back_archive2ldbm - Failed to read backup file set. Either the directory specified doesn't exist, or it exists but doesn't contain a valid backup set, or file permissions prevent the server reading the backup set.  error=-30973 (Unexpected dbimpl error code)