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國外做詳情頁網(wǎng)站,營銷推廣手段有什么,做網(wǎng)站騙局,英文網(wǎng)站建設(shè)公司杭州dm8 備份與恢復(fù) 基礎(chǔ)環(huán)境操作系統(tǒng)：Red Hat Enterprise Linux Server release 7.9 (Maipo) 數(shù)據(jù)庫版本：DM Database Server 64 V8 架構(gòu)：單實例1 設(shè)置bak_path路徑 --創(chuàng)建備份文件存放目錄 su - dmdba mkdir -p /dm8/backup--修改dm.ini 文件…

dm8 備份與恢復(fù)

基礎(chǔ)環(huán)境
操作系統(tǒng)：Red Hat Enterprise Linux Server release 7.9 (Maipo)
數(shù)據(jù)庫版本：DM Database Server 64 V8
架構(gòu)：單實例

1 設(shè)置bak_path路徑

--創(chuàng)建備份文件存放目錄
su - dmdba
mkdir -p /dm8/backup--修改dm.ini 文件
BAK_PATH                        = /dm8/backup                      #backup file path[dmdba@test1 dm8]$ disql sysdba/Dameng123@localhost:5237服務(wù)器[localhost:5237]:處于普通打開狀態(tài)
登錄使用時間 : 3.937(ms)
disql V8
SQL> select name,value,sys_value,file_value from v$parameter where name='BAK_PATH';行號     NAME     VALUE              SYS_VALUE          FILE_VALUE 
---------- -------- ------------------ ------------------ -----------
1          BAK_PATH /dm8/data/PROD/bak /dm8/data/PROD/bak /dm8/backup已用時間: 4.748(毫秒). 執(zhí)行號:1000.
SQL> exit--重啟實例
[root@test1 arch]# systemctl restart DmServiceTEST.service [dmdba@test1 dm8]$ disql sysdba/Dameng123@localhost:5237服務(wù)器[localhost:5237]:處于普通打開狀態(tài)
登錄使用時間 : 3.611(ms)
disql V8
SQL> select name,value,sys_value,file_value from v$parameter where name='BAK_PATH';行號     NAME     VALUE       SYS_VALUE   FILE_VALUE 
---------- -------- ----------- ----------- -----------
1          BAK_PATH /dm8/backup /dm8/backup /dm8/backup已用時間: 5.328(毫秒). 執(zhí)行號:500.
SQL>

2 全庫備份

2.1 文本方式

[dmdba@test1 ~]$ disql sysdba/Dameng123@localhost:5237服務(wù)器[localhost:5237]:處于普通打開狀態(tài)
登錄使用時間 : 3.724(ms)
disql V8
SQL> backup database full to "20230729_bak" backupset '20230729_bak';
操作已執(zhí)行
已用時間: 00:00:03.084. 執(zhí)行號:600.
SQL> select backup_name,backup_path from v$backupset;行號     BACKUP_NAME  BACKUP_PATH             
---------- ------------ ------------------------
1          20230729_bak /dm8/backup/20230729_bak已用時間: 16.554(毫秒). 執(zhí)行號:601.

2.2 圖形界面

[dmdba@test1 ~]$ manager

在這里插入圖片描述

3 數(shù)據(jù)文件恢復(fù)

3.1 模擬報錯

模擬報錯
2023-07-28 19:04:38.204 [INFO] database P0000074443 T0000000000000074443  hlog_sys_destroy, n_logs[1], adjust_sta[0]
2023-07-28 19:04:38.206 [INFO] database P0000074443 T0000000000000074443  file lsn: 43705
2023-07-28 19:04:38.206 [INFO] database P0000074443 T0000000000000074443  ndct_load_ex_idcls_map load 0 ex_idcls.
2023-07-28 19:04:38.207 [INFO] database P0000074443 T0000000000000074443  ndct db load finished
2023-07-28 19:04:38.211 [ERROR] database P0000074443 T0000000000000074443  os_file_open_low_real error! desc: No such file or directory, path: /dm8/data/PROD/TBS01.dbf, code: 2
2023-07-28 19:04:38.211 [ERROR] database P0000074443 T0000000000000074443  os_file_open_low_real error! desc: No such file or directory, path: /dm8/data/PROD/TBS01.dbf, code: 2
2023-07-28 19:04:38.211 [INFO] database P0000074443 T0000000000000074443  ndct second level fill fast pool finished
2023-07-28 19:04:38.211 [INFO] database P0000074443 T0000000000000074443  ndct third level fill fast pool finished
2023-07-28 19:04:38.227 [INFO] database P0000074443 T0000000000000074443  ndct second level fill fast pool finished
2023-07-28 19:04:38.227 [INFO] database P0000074443 T0000000000000074443  ndct third level fill fast pool finished
2023-07-28 19:04:38.227 [INFO] database P0000074443 T0000000000000074443  ndct fill fast pool finished
2023-07-28 19:04:38.228 [ERROR] database P0000074443 T0000000000000074443  os_file_open_low_real error! desc: No such file or directory, path: /dm8/data/PROD/TBS01.dbf, code: 2
2023-07-28 19:04:38.228 [ERROR] database P0000074443 T0000000000000074443  os_file_open_low_real error! desc: No such file or directory, path: /dm8/data/PROD/TBS01.dbf, code: 2
2023-07-28 19:04:38.229 [INFO] database P0000074443 T0000000000000074443  sess4 aux tsksys init success
2023-07-28 19:04:38.238 [WARNING] database P0000074443 T0000000000000074443  fail to load libgssapi_krb5.so, libgssapi_krb5.so: cannot open shared object file: No such file or directory
2023-07-28 19:04:38.247 [INFO] database P0000074443 T0000000000000074443  nsvr_startup end.
2023-07-28 19:04:38.349 [INFO] database P0000074443 T0000000000000074443  aud sys init success.
2023-07-28 19:04:38.349 [INFO] database P0000074443 T0000000000000074443  aud rt sys init success.
2023-07-28 19:04:38.350 [INFO] database P0000074443 T0000000000000074443  systables desc init success.
2023-07-28 19:04:38.350 [INFO] database P0000074443 T0000000000000074443  ndct_db_load_info success.
2023-07-28 19:04:38.351 [INFO] database P0000074443 T0000000000000074516  nsvr_lsnr_thread successfully created.
2023-07-28 19:04:38.351 [INFO] database P0000074443 T0000000000000074443  backup control file /dm8/data/PROD/dm.ctl to file /dm8/data/PROD/dm_20230728190438_351399.ctl
2023-07-28 19:04:38.353 [INFO] database P0000074443 T0000000000000074443  backup control file /dm8/data/PROD/dm.ctl to file /dm8/data/PROD/ctl_bak/dm_20230728190438_352275.ctl succeed
2023-07-28 19:04:38.353 [INFO] database P0000074443 T0000000000000074443  local instance name is TEST, mode is NORMAL, status is MOUNT.
2023-07-28 19:04:38.353 [INFO] database P0000074443 T0000000000000074443  SYSTEM IS READY.
2023-07-28 19:04:38.353 [INFO] database P0000074443 T0000000000000074443  set g_dw_stat from UNDEFINED to NONE success, g_dw_recover_stop is 0
2023-07-28 19:04:39.351 [INFO] database P0000074443 T0000000000000074479  iid_set_new_next_trxid_if_necessary, next_trxid: 11035

3.2 恢復(fù)

3.2.1 文本方式

--關(guān)閉實例
[root@test1 arch]# systemctl stop DmServiceTEST.service --恢復(fù)
[dmdba@test1 PROD]$ dmrman
dmrman V8
RMAN> check backupset '/dm8/backup/20230729_bak';
check backupset '/dm8/backup/20230729_bak';
[Percent:100.00%][Speed:0.00M/s][Cost:00:00:00][Remaining:00:00:00]                                 
check backupset successfully.
time used: 136.189(ms)
RMAN> RESTORE DATABASE '/dm8/data/PROD/dm.ini' tablespace "TBS" FROM BACKUPSET '/dm8/backup/20230729_bak' DEVICE TYPE disk;
RESTORE DATABASE '/dm8/data/PROD/dm.ini' tablespace "TBS" FROM BACKUPSET '/dm8/backup/20230729_bak' DEVICE TYPE disk;
Database mode = 0, oguid = 0
Normal of FAST
Normal of DEFAULT
Normal of RECYCLE
Normal of KEEP
Normal of ROLL
begin redo pwr log collect, last ckpt lsn: 43705 ...
redo pwr log collect finished
EP[0]'s cur_lsn[43705], file_lsn[43705]
[Percent:100.00%][Speed:0.00M/s][Cost:00:00:02][Remaining:00:00:00]                                 
restore successfully.
time used: 00:00:02.418
RMAN> RECOVER DATABASE '/dm8/data/PROD/dm.ini' TABLESPACE TBS WITH ARCHIVEDIR '/dm8/arch';
RECOVER DATABASE '/dm8/data/PROD/dm.ini' TABLESPACE TBS WITH ARCHIVEDIR '/dm8/arch';
Database mode = 0, oguid = 0
Normal of FAST
Normal of DEFAULT
Normal of RECYCLE
Normal of KEEP
Normal of ROLL
begin redo pwr log collect, last ckpt lsn: 43705 ...
redo pwr log collect finished
EP[0]'s cur_lsn[43705], file_lsn[43705]
[Percent:100.00%][Speed:0.00PKG/s][Cost:00:00:00][Remaining:00:00:00]                               
recover successfully.
time used: 428.573(ms)--開啟實例
[root@test1 arch]# systemctl start DmServiceTEST.service [dmdba@test1 PROD]$ disql sysdba/Dameng123@localhost:5237服務(wù)器[localhost:5237]:處于普通打開狀態(tài)
登錄使用時間 : 3.691(ms)
disql V8
SQL> select status$ from v$instance;行號     STATUS$
---------- -------
1          OPEN已用時間: 1.736(毫秒). 執(zhí)行號:500.

3.2.2 圖形界面

[dmdba@test1 ~]$ console

在這里插入圖片描述

[dmdba@test1 PROD]$ DmServiceTEST start
Starting DmServiceTEST:                                    [ OK ]
[dmdba@test1 PROD]$ disql sysdba/Dameng123@localhost:5237服務(wù)器[localhost:5237]:處于普通打開狀態(tài)
登錄使用時間 : 3.502(ms)
disql V8
SQL> select status$ from v$instance;行號     STATUS$
---------- -------
1          OPEN已用時間: 9.941(毫秒). 執(zhí)行號:500.
SQL> select file_name from dba_data_files;行號     FILE_NAME                
---------- -------------------------
1          /dm8/data/PROD/SYSTEM.DBF
2          /dm8/data/PROD/TBS02.dbf
3          /dm8/data/PROD/TBS01.dbf
4          /dm8/data/PROD/MAIN.DBF
5          /dm8/data/PROD/TEMP.DBF
6          /dm8/data/PROD/ROLL.DBF6 rows got已用時間: 18.857(毫秒). 執(zhí)行號:501.
SQL>

4 數(shù)據(jù)庫全庫恢復(fù)

4.1 模擬報錯

2023-07-31 05:34:41.856 [INFO] database P0000026050 T0000000000000026050  INI parameter DPC_2PC changed, the original value 1, new value 0
2023-07-31 05:34:41.863 [INFO] database P0000026050 T0000000000000026050  version info: develop
2023-07-31 05:34:41.864 [INFO] database P0000026050 T0000000000000026050  os_sema2_create_low, create and inc sema success, key:151595369, sem_id:65539, sem_value:1!
2023-07-31 05:34:41.864 [ERROR] database P0000026050 T0000000000000026050  /dm8/data/PROD/SYSTEM.DBF not exist[dmdba@test1 PROD]$ DmServiceTEST start
Starting DmServiceTEST:                                    [ FAILED ]

4.2 恢復(fù)

4.2.1 文本方式

[dmdba@test1 dm8]$ dmrman
dmrman V8
RMAN> check backupset '/dm8/backup/20230801_bak';
check backupset '/dm8/backup/20230801_bak';
[Percent:100.00%][Speed:0.00M/s][Cost:00:00:00][Remaining:00:00:00]                                 
check backupset successfully.
time used: 138.700(ms)
RMAN> RESTORE DATABASE '/dm8/data/PROD/dm.ini' FROM BACKUPSET '/dm8/backup/20230801_bak' DEVICE TYPE disk;
RESTORE DATABASE '/dm8/data/PROD/dm.ini' FROM BACKUPSET '/dm8/backup/20230801_bak' DEVICE TYPE disk;
file dm.key not found, use default license!
Normal of FAST
Normal of DEFAULT
Normal of RECYCLE
Normal of KEEP
Normal of ROLL
[Percent:100.00%][Speed:0.00M/s][Cost:00:00:02][Remaining:00:00:00]                                 
restore successfully.
time used: 00:00:02.403
RMAN> RECOVER DATABASE '/dm8/data/PROD/dm.ini' WITH ARCHIVEDIR '/dm8/arch';
RECOVER DATABASE '/dm8/data/PROD/dm.ini' WITH ARCHIVEDIR '/dm8/arch';
Database mode = 0, oguid = 0
Normal of FAST
Normal of DEFAULT
Normal of RECYCLE
Normal of KEEP
Normal of ROLL
EP[0]'s cur_lsn[44962], file_lsn[44962]
[Percent:100.00%][Speed:0.00PKG/s][Cost:00:00:00][Remaining:00:00:00]                               
recover successfully!
time used: 410.957(ms)
RMAN> recover database '/dm8/data/PROD/dm.ini' update db_magic;
recover database '/dm8/data/PROD/dm.ini' update db_magic;
Database mode = 0, oguid = 0
Normal of FAST
Normal of DEFAULT
Normal of RECYCLE
Normal of KEEP
Normal of ROLL
EP[0]'s cur_lsn[46614], file_lsn[46614]
recover successfully!
time used: 00:00:01.001
RMAN>確認(rèn)
[dmdba@test1 PROD]$ DmServiceTEST start
Starting DmServiceTEST:                                    [ OK ]
[dmdba@test1 PROD]$ disql sysdba/Dameng123@localhost:5237服務(wù)器[localhost:5237]:處于普通打開狀態(tài)
登錄使用時間 : 3.070(ms)
disql V8
SQL> select status$ from v$instance;行號     STATUS$
---------- -------
1          OPEN已用時間: 1.994(毫秒). 執(zhí)行號:500.
SQL> select file_name from dba_data_files;行號     FILE_NAME                
---------- -------------------------
1          /dm8/data/PROD/SYSTEM.DBF
2          /dm8/data/PROD/TBS02.dbf
3          /dm8/data/PROD/TBS01.dbf
4          /dm8/data/PROD/MAIN.DBF
5          /dm8/data/PROD/TEMP.DBF
6          /dm8/data/PROD/ROLL.DBF6 rows got已用時間: 7.471(毫秒). 執(zhí)行號:501.
SQL>

4.2.2 圖形界面

[dmdba@test1 ~]$ console

在這里插入圖片描述

[dmdba@test1 PROD]$ DmServiceTEST start
Starting DmServiceTEST:                                    [ OK ]
[dmdba@test1 PROD]$ disql sysdba/Dameng123@localhost:5237服務(wù)器[localhost:5237]:處于普通打開狀態(tài)
登錄使用時間 : 3.766(ms)
disql V8
SQL> select status$ from v$instance;行號     STATUS$
---------- -------
1          OPEN已用時間: 2.323(毫秒). 執(zhí)行號:500.
SQL> select file_name from dba_data_files;行號     FILE_NAME                
---------- -------------------------
1          /dm8/data/PROD/SYSTEM.DBF
2          /dm8/data/PROD/TBS02.dbf
3          /dm8/data/PROD/TBS01.dbf
4          /dm8/data/PROD/MAIN.DBF
5          /dm8/data/PROD/TEMP.DBF
6          /dm8/data/PROD/ROLL.DBF6 rows got已用時間: 9.022(毫秒). 執(zhí)行號:501.
SQL>

5 歸檔日志備份與恢復(fù)

5.1 歸檔日志備份

5.1.1 文本方式

[dmdba@test1 backup]$ disql sysdba/Dameng123@localhost:5239Server[localhost:5239]:mode is normal, state is open
login used time : 2.420(ms)
disql V8
SQL> backup archivelog all not backed up to "ARCH_20230806" backupset 'ARCH_20230806';
executed successfully
used time: 00:00:03.536. Execute id is 900.
SQL> select backup_name,backup_path,object_name from v$backupset;LINEID     BACKUP_NAME   BACKUP_PATH           OBJECT_NAME
---------- ------------- --------------------- -----------
1          DB_BAK        /backup/DB_BAK        PROD
2          ARCH_20230806 /backup/ARCH_20230806 ARCHIVEused time: 17.186(ms). Execute id is 901.
SQL>

5.1.2 圖形界面

在這里插入圖片描述

5.2 恢復(fù)

5.2.1 文本方式

[dmdba@test1 arch]$ dmrman
dmrman V8
RMAN> restore archive log from backupset '/backup/ARCH_20230806' TO  archivedir '/dm/arch' overwrite 2;
restore archive log from backupset '/backup/ARCH_20230806' TO archivedir '/dm/arch' overwrite 2;
[Percent:100.00%][Speed:0.00M/s][Cost:00:00:00][Remaining:00:00:00]                                 
restore successfully.
time used: 150.999(ms)