故障:
主库表空间添加文件,备库同步挂了。
排查
主库alert log:
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move276.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Tue Jul 26 12:04:44 2022
Thread 1 cannot allocate new log, sequence 248280
Private strand flush not complete
Current log# 4 seq# 248279 mem# 0: /oradata01/orcl/redo04.log
Thread 1 advanced to log sequence 248280 (LGWR switch)
Current log# 1 seq# 248280 mem# 0: /oradata01/orcl/redo01.log
Tue Jul 26 12:04:48 2022
LNS: Standby redo logfile selected for thread 1 sequence 248280 for destination LOG_ARCHIVE_DEST_2
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move276.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move277.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Tue Jul 26 12:04:55 2022
Archived Log entry 316646 added for thread 1 sequence 248279 ID 0xfffffffff4ad5d16 dest 1:
Tue Jul 26 12:04:57 2022
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move277.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move278.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move278.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move279.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Tue Jul 26 12:05:09 2022
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move279.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move280.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move280.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Tue Jul 26 12:07:13 2022
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move281.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move281.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move282.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Tue Jul 26 12:07:24 2022
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move282.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move283.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move283.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move284.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move284.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move285.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Tue Jul 26 12:07:38 2022
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move285.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Tue Jul 26 12:09:58 2022
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move286.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move286.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move287.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move287.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move288.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Tue Jul 26 12:10:12 2022
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move288.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move289.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move289.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move290.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Tue Jul 26 12:10:23 2022
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move290.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Tue Jul 26 12:11:44 2022
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move291.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move291.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move292.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Tue Jul 26 12:11:54 2022
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move292.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move293.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move293.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move294.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Tue Jul 26 12:12:05 2022
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move294.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move295.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Completed: ALTER TABLESPACE orcl_move ADD DATAFILE '/datalv4/db/oradata/orcl/orcl_move295.dbf' SIZE 1G AUTOEXTEND ON NEXT 100M MAXSIZE 30G
Tue Jul 26 12:13:35 2022
备库
alert log
Media Recovery Waiting for thread 1 sequence 248280 (in transit)
Recovery of Online Redo Log: Thread 1 Group 5 Seq 248280 Reading mem 0
Mem# 0: /data01/redo_log/orcl/stdredo01.log
Tue Jul 26 12:04:58 2022
Archived Log entry 498722 added for thread 1 sequence 248279 ID 0xfffffffff4ad5d16 dest 1:
File #321 added to control file as 'UNNAMED00321' because
the parameter STANDBY_FILE_MANAGEMENT is set to MANUAL
The file should be manually created to continue.
MRP0: Background Media Recovery terminated with error 1274
Errors in file /data01/u01/app/oracle/diag/rdbms/orclp/orcl/trace/orcl_pr00_10158200.trc:
ORA-01274: cannot add datafile '/datalv4/db/oradata/orcl/orcl_move276.dbf' - file could not be created
Managed Standby Recovery not using Real Time Apply
Recovery interrupted!
Recovered data files to a consistent state at change 12258879621859
Tue Jul 26 12:05:02 2022
MRP0: Background Media Recovery process shutdown (orcl)
Tue Jul 26 12:13:48 2022
原来是STANDBY_FILE_MANAGEMENT设成了manual导致路径不对
查看数据文件,发现有个文件路径不对
SQL> select name from v$datafile;
NAME
--------------------------------------------------------------------------------
/data01/oradata01/orcl/orcl_move264.dbf
/data01/oradata01/orcl/orcl_move265.dbf
/data01/oradata01/orcl/orcl_move266.dbf
/data01/oradata01/orcl/orcl_move267.dbf
/data01/oradata01/orcl/orcl_move268.dbf
/data01/oradata01/orcl/orcl_move269.dbf
/data01/oradata01/orcl/orcl_move270.dbf
/data01/oradata01/orcl/orcl_move271.dbf
/data01/oradata01/orcl/orcl_move272.dbf
/data01/oradata01/orcl/orcl_move273.dbf
/data01/oradata01/orcl/orcl_move274.dbf
NAME
--------------------------------------------------------------------------------
/data01/oradata01/orcl/orcl_move275.dbf
/data01/u01/app/oracle/product/11.2.0/dbhome_1/dbs/UNNAMED00321
321 rows selected.
查看dg参数设置
SQL> show parameter conver;
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
db_file_name_convert string /oradata01/orcl/, /data01/
oradata01/orcl/, /datalv3/
db/oradata/orcl/, /data01/
oradata01/orcl/, /datalv4/
db/oradata/orcl/, /data01/
oradata01/orcl/
log_file_name_convert string /oradata01/orcl/, /data01/
redo_log/orcl/
SQL>
/oradata01/orcl/, /data01/oradata01/orcl/,
/datalv3/db/oradata/orcl/, /data01/oradata01/orcl/,
/datalv4/db/oradata/orcl/, /data01/oradata01/orcl/
SQL> show parameter standby_file_management
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
standby_file_management string MANUAL
SQL>
于是修改路径有问题的这个文件
alter database create datafile '/data01/u01/app/oracle/product/11.2.0/dbhome_1/dbs/UNNAMED00321' as '/data01/oradata01/orcl/orcl_move276.dbf';
alert log
Tue Jul 26 12:39:05 2022
alter database create datafile '/data01/u01/app/oracle/product/11.2.0/dbhome_1/dbs/UNNAMED00321' as '/data01/oradata01/orcl/orcl_move276.dbf'
Completed: alter database create datafile '/data01/u01/app/oracle/product/11.2.0/dbhome_1/dbs/UNNAMED00321' as '/data01/oradata01/orcl/orcl_move276.dbf'
查看文件
$ ls -ltr /data01/oradata01/orcl/orcl_move276.dbf
-rw-r----- 1 oracle oinstall 1073750016 Jul 26 12:39 /data01/oradata01/orcl/orcl_move276.dbf
$ ls -ltr /data01/u01/app/oracle/product/11.2.0/dbhome_1/dbs/UNNAMED00321
ls: 0653-341 The file /data01/u01/app/oracle/product/11.2.0/dbhome_1/dbs/UNNAMED00321 does not exist.
$
select name from v$datafile ;
NAME
------------------------------------------------------------
/data01/oradata01/orcl/orcl_move272.dbf
/data01/oradata01/orcl/orcl_move273.dbf
/data01/oradata01/orcl/orcl_move274.dbf
/data01/oradata01/orcl/orcl_move275.dbf
/data01/oradata01/orcl/orcl_move276.dbf
269 rows selected.
SQL>
修改文件同步参数,开启同步
SQL> alter system set standby_file_management=auto scope=both;
System altered.
SQL> show parameter standby_file_management
NAME TYPE VALUE
------------------------------------ ---------- ------------------------------
standby_file_management string AUTO
SQL>
SQL> alter database recover managed standby database using current logfile disconnect from session;
Database altered.
SQL> select open_mode from v$database;
OPEN_MODE
--------------------
READ ONLY WITH APPLY
SQL>
dg正常了,文件是同步过来了,但发现新问题:文件前都带了空格
select name from v$datafile ;
/data01/oradata01/orcl/orcl_move273.dbf
/data01/oradata01/orcl/orcl_move274.dbf
/data01/oradata01/orcl/orcl_move275.dbf
/data01/oradata01/orcl/orcl_move276.dbf
/data01/oradata01/orcl/ orcl_move277.dbf
/data01/oradata01/orcl/ orcl_move278.dbf
/data01/oradata01/orcl/ orcl_move279.dbf
/data01/oradata01/orcl/ orcl_move280.dbf
/data01/oradata01/orcl/ orcl_move281.dbf
/data01/oradata01/orcl/ orcl_move282.dbf
/data01/oradata01/orcl/ orcl_move283.dbf
/data01/oradata01/orcl/ orcl_move284.dbf
/data01/oradata01/orcl/ orcl_move285.dbf
/data01/oradata01/orcl/ orcl_move286.dbf
/data01/oradata01/orcl/ orcl_move287.dbf
/data01/oradata01/orcl/ orcl_move288.dbf
/data01/oradata01/orcl/ orcl_move289.dbf
/data01/oradata01/orcl/ orcl_move290.dbf
/data01/oradata01/orcl/ orcl_move291.dbf
/data01/oradata01/orcl/ orcl_move292.dbf
/data01/oradata01/orcl/ orcl_move293.dbf
/data01/oradata01/orcl/ orcl_move294.dbf
/data01/oradata01/orcl/ orcl_move295.dbf
应该是db_file_name_convert配置有问题,但show parameter db_file_name_convert看不出有空格,于是生成pfile查看,果然是有空间
db_file_name_convert='/oradata01/orcl/','/data01/oradata01/orcl/','/datalv3/db/oradata/orcl/','/data01/oradata01/orcl/','/datalv4/db/oradata/orcl/','/data01/oradata01/orcl/ '
于是,修改文件路径。。。
先把同步停了,文件同步参数改成manual
alter database recover managed standby database cancel;
alter system set standby_file_management=MANUAL scope=both;
SQL> select open_mode from v$database;
OPEN_MODE
--------------------
READ ONLY
SQL> show parameter standby_file_management
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
standby_file_management string MANUAL
SQL>
修改db_file_name_convert参数,需要重启生效。
SQL> alter system set db_file_name_convert='/oradata01/orcl/','/data01/oradata01/orcl/','/datalv3/db/oradata/orcl/','/data01/oradata01/orcl/','/datalv4/db/oradata/orcl/','/data01/oradata01/orcl/' scope=spfile;
System altered.
rename数据文件也需要重启到mount状态才行,于是重启数据库。
SQL> startup mount force;
ORACLE instance started.
Total System Global Area 1.4965E+11 bytes
Fixed Size 2254176 bytes
Variable Size 2.2549E+10 bytes
Database Buffers 1.2670E+11 bytes
Redo Buffers 400384000 bytes
Database mounted.
SQL> select open_mode from v$database;
OPEN_MODE
--------------------
MOUNTED
rename 数据文件
alter database rename file '/data01/oradata01/orcl/ orcl_move277.dbf' to '/data01/oradata01/orcl/orcl_move277.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move278.dbf' to '/data01/oradata01/orcl/orcl_move278.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move279.dbf' to '/data01/oradata01/orcl/orcl_move279.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move280.dbf' to '/data01/oradata01/orcl/orcl_move280.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move281.dbf' to '/data01/oradata01/orcl/orcl_move281.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move282.dbf' to '/data01/oradata01/orcl/orcl_move282.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move283.dbf' to '/data01/oradata01/orcl/orcl_move283.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move284.dbf' to '/data01/oradata01/orcl/orcl_move284.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move285.dbf' to '/data01/oradata01/orcl/orcl_move285.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move286.dbf' to '/data01/oradata01/orcl/orcl_move286.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move287.dbf' to '/data01/oradata01/orcl/orcl_move287.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move288.dbf' to '/data01/oradata01/orcl/orcl_move288.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move289.dbf' to '/data01/oradata01/orcl/orcl_move289.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move290.dbf' to '/data01/oradata01/orcl/orcl_move290.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move291.dbf' to '/data01/oradata01/orcl/orcl_move291.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move292.dbf' to '/data01/oradata01/orcl/orcl_move292.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move293.dbf' to '/data01/oradata01/orcl/orcl_move293.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move294.dbf' to '/data01/oradata01/orcl/orcl_move294.dbf';
alter database rename file '/data01/oradata01/orcl/ orcl_move295.dbf' to '/data01/oradata01/orcl/orcl_move295.dbf';
查看Rename成功
select name from v$datafile;
/data01/oradata01/orcl/orcl_move277.dbf
/data01/oradata01/orcl/orcl_move278.dbf
/data01/oradata01/orcl/orcl_move279.dbf
/data01/oradata01/orcl/orcl_move280.dbf
/data01/oradata01/orcl/orcl_move281.dbf
/data01/oradata01/orcl/orcl_move282.dbf
/data01/oradata01/orcl/orcl_move283.dbf
/data01/oradata01/orcl/orcl_move284.dbf
/data01/oradata01/orcl/orcl_move285.dbf
NAME
--------------------------------------------------------------------------------
/data01/oradata01/orcl/orcl_move286.dbf
/data01/oradata01/orcl/orcl_move287.dbf
/data01/oradata01/orcl/orcl_move288.dbf
/data01/oradata01/orcl/orcl_move289.dbf
/data01/oradata01/orcl/orcl_move290.dbf
/data01/oradata01/orcl/orcl_move291.dbf
/data01/oradata01/orcl/orcl_move292.dbf
/data01/oradata01/orcl/orcl_move293.dbf
/data01/oradata01/orcl/orcl_move294.dbf
/data01/oradata01/orcl/orcl_move295.dbf
到os数据文件所在目录下,mv一下带空格的数据文件
mv " orcl_move277.dbf" "orcl_move277.dbf"
mv " orcl_move278.dbf" "orcl_move278.dbf"
mv " orcl_move279.dbf" "orcl_move279.dbf"
mv " orcl_move280.dbf" "orcl_move280.dbf"
mv " orcl_move281.dbf" "orcl_move281.dbf"
mv " orcl_move282.dbf" "orcl_move282.dbf"
mv " orcl_move283.dbf" "orcl_move283.dbf"
mv " orcl_move284.dbf" "orcl_move284.dbf"
mv " orcl_move285.dbf" "orcl_move285.dbf"
mv " orcl_move286.dbf" "orcl_move286.dbf"
mv " orcl_move287.dbf" "orcl_move287.dbf"
mv " orcl_move288.dbf" "orcl_move288.dbf"
mv " orcl_move289.dbf" "orcl_move289.dbf"
mv " orcl_move290.dbf" "orcl_move290.dbf"
mv " orcl_move291.dbf" "orcl_move291.dbf"
mv " orcl_move292.dbf" "orcl_move292.dbf"
mv " orcl_move293.dbf" "orcl_move293.dbf"
mv " orcl_move294.dbf" "orcl_move294.dbf"
mv " orcl_move295.dbf" "orcl_move295.dbf"
修改文件同步参数,启动数据库到readonly,打开实时同步
SQL> alter system set standby_file_management=auto scope=both;
System altered.
SQL> show parameter standby_file_management
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
standby_file_management string AUTO
SQL> alter database open;
Database altered.
SQL> select open_mode from v$database;
OPEN_MODE
--------------------
READ ONLY
SQL> alter database recover managed standby database using current logfile disconnect from session;
Database altered.
SQL> select open_mode from v$database;
OPEN_MODE
--------------------
READ ONLY WITH APPLY
SQL>
检查同步是否正常
主库查,no gap
SQL> set line 300
SQL> col DB_UNIQUE_NAME for a20
SQL> col DEST_NAME for a20
col DESTINATION for a20
col DATABASE_MODE for a20
col recovery_mode for a25
col destination for a25
col gap_status for a10
SQL> SQL> SQL> SQL> SQL> SQL> col type for a10
SQL> col status for a10
select dest_id,dest_name,status,type,database_mode,recovery_mode,destination,db_unique_name,gap_status from v$archive_dest_status where status='VALID';
SQL>
DEST_ID DEST_NAME STATUS TYPE DATABASE_MODE RECOVERY_MODE DESTINATION DB_UNIQUE_NAME GAP_STATUS
---------- -------------------- ---------- ---------- -------------------- ------------------------- ------------------------- -------------------- ----------
1 LOG_ARCHIVE_DEST_1 VALID LOCAL OPEN IDLE /arch01/orcl/ NONE
2 LOG_ARCHIVE_DEST_2 VALID PHYSICAL OPEN_READ-ONLY MANAGED REAL TIME APPLY orclp orclp NO GAP
SQL>
SQL> select thread#, sequence# from v$thread;
THREAD# SEQUENCE#
---------- ----------
1 248290
SQL>
备库:
SQL> select process, status, thread#, sequence# from v$managed_standby where process='MRP0';
PROCESS STATUS THREAD# SEQUENCE#
--------- ------------ ---------- ----------
MRP0 APPLYING_LOG 1 248290
SQL>