确认数据库名字,DBID,运行在ARM平台

SQL> select name,dbid,PLATFORM_ID,PLATFORM_NAME from v$database;

NAME            DBID PLATFORM_ID
--------- ---------- -----------
PLATFORM_NAME
--------------------------------------------------------------------------------
ARMDB     1195886419          23
Linux OS (AARCH64)

dul恢复ARM平台数据库
[oracle@xifenfei dul]$ ./dul

Data UnLoader: 12.2.0.2.5 - Internal Only - on Sun Jul  9 22:05:51 2023
with 64-bit io functions and the decompression option

Copyright (c) 1994 2023 Bernard van Duijnen All rights reserved.

 Strictly Oracle Internal Use Only


DUL: Warning: ulimit process stack size is only 33554432
Found db_id = 1195886419
Found db_name = ARMDB
DUL> bootstrap;
Probing file = 1, block = 520
. unloading table                BOOTSTRAP$
DUL: Warning: block number is non zero but marked deferred trying to process it anyhow
      60 rows unloaded
Reading BOOTSTRAP.dat 60 entries loaded
Parsing Bootstrap$ contents
Generating dict.ddl for version 12
 OBJ$: segobjno 18, file 1 block 240
 TAB$: segobjno 2, tabno 1, file 1  block 144
 COL$: segobjno 2, tabno 5, file 1  block 144
 USER$: segobjno 10, tabno 1, file 1  block 208
Running generated file "@dict.ddl" to unload the dictionary tables
. unloading table                      OBJ$   23092 rows unloaded
. unloading table                      TAB$    1794 rows unloaded
. unloading table                      COL$  118438 rows unloaded
. unloading table                     USER$      85 rows unloaded
Reading USER.dat 85 entries loaded
Reading OBJ.dat 23092 entries loaded and sorted 23092 entries
Reading TAB.dat 1794 entries loaded
Reading COL.dat 118438 entries loaded and sorted 118438 entries
Reading BOOTSTRAP.dat 60 entries loaded

DUL: Warning: Recreating file "dict.ddl"
Generating dict.ddl for version 12
 OBJ$: segobjno 18, file 1 block 240
 TAB$: segobjno 2, tabno 1, file 1  block 144
 COL$: segobjno 2, tabno 5, file 1  block 144
 USER$: segobjno 10, tabno 1, file 1  block 208
 TABPART$: segobjno 822, file 1 block 5496
 INDPART$: segobjno 827, file 1 block 5536
 TABCOMPART$: segobjno 844, file 1 block 5672
 INDCOMPART$: segobjno 849, file 1 block 5712
 TABSUBPART$: segobjno 834, file 1 block 5592
 INDSUBPART$: segobjno 839, file 1 block 5632
 IND$: segobjno 2, tabno 3, file 1  block 144
 ICOL$: segobjno 2, tabno 4, file 1  block 144
 LOB$: segobjno 2, tabno 6, file 1  block 144
 COLTYPE$: segobjno 2, tabno 7, file 1  block 144
 TYPE$: segobjno 748, tabno 1, file 1  block 4960
 COLLECTION$: segobjno 748, tabno 2, file 1  block 4960
 ATTRIBUTE$: segobjno 748, tabno 3, file 1  block 4960
 LOBFRAG$: segobjno 855, file 1 block 5768
 LOBCOMPPART$: segobjno 858, file 1 block 5792
 UNDO$: segobjno 15, file 1 block 224
 TS$: segobjno 6, tabno 2, file 1  block 176
 PROPS$: segobjno 127, file 1 block 1320
Running generated file "@dict.ddl" to unload the dictionary tables
. unloading table                      OBJ$
DUL: Warning: Recreating file "OBJ.ctl"
   23092 rows unloaded
. unloading table                      TAB$
DUL: Warning: Recreating file "TAB.ctl"
    1794 rows unloaded
. unloading table                      COL$
DUL: Warning: Recreating file "COL.ctl"
  118438 rows unloaded
. unloading table                     USER$
DUL: Warning: Recreating file "USER.ctl"
      85 rows unloaded
. unloading table                  TABPART$     320 rows unloaded
. unloading table                  INDPART$     186 rows unloaded
. unloading table               TABCOMPART$       1 row  unloaded
. unloading table               INDCOMPART$       0 rows unloaded
. unloading table               TABSUBPART$      32 rows unloaded
. unloading table               INDSUBPART$       0 rows unloaded
. unloading table                      IND$    2273 rows unloaded
. unloading table                     ICOL$    4155 rows unloaded
. unloading table                      LOB$     566 rows unloaded
. unloading table                  COLTYPE$    2794 rows unloaded
. unloading table                     TYPE$    4381 rows unloaded
. unloading table               COLLECTION$     983 rows unloaded
. unloading table                ATTRIBUTE$   11584 rows unloaded
. unloading table                  LOBFRAG$       8 rows unloaded
. unloading table              LOBCOMPPART$       0 rows unloaded
. unloading table                     UNDO$      11 rows unloaded
. unloading table                       TS$       5 rows unloaded
. unloading table                    PROPS$      39 rows unloaded
Reading USER.dat 85 entries loaded
Reading OBJ.dat 23092 entries loaded and sorted 23092 entries
Reading TAB.dat 1794 entries loaded
Reading COL.dat 118438 entries loaded and sorted 118438 entries
Reading TABPART.dat 320 entries loaded and sorted 320 entries
Reading TABCOMPART.dat 1 entries loaded and sorted 1 entries
Reading TABSUBPART.dat 32 entries loaded and sorted 32 entries
Reading INDPART.dat 186 entries loaded and sorted 186 entries
Reading INDCOMPART.dat 0 entries loaded and sorted 0 entries
Reading INDSUBPART.dat 0 entries loaded and sorted 0 entries
Reading IND.dat 2273 entries loaded
Reading LOB.dat 566 entries loaded
Reading ICOL.dat 4155 entries loaded
Reading COLTYPE.dat 2794 entries loaded
Reading TYPE.dat
DUL: Notice: Increased the size of DC_TYPES from 4096 to 32768 entries
 4381 entries loaded
Reading ATTRIBUTE.dat 11584 entries loaded
Reading COLLECTION.dat 983 entries loaded
Reading BOOTSTRAP.dat 60 entries loaded
Reading LOBFRAG.dat 8 entries loaded and sorted 8 entries
Reading LOBCOMPPART.dat 0 entries loaded and sorted 0 entries
Reading UNDO.dat 11 entries loaded
Reading TS.dat 5 entries loaded
Reading PROPS.dat 39 entries loaded
Database character set is AL32UTF8
Database national character set is AL16UTF16
DUL> unload table sys.obj$;
. unloading table                      OBJ$   23092 rows unloaded
DUL> 

通过上述测试,证明dul支持arm版本Oracle数据库恢复