logical停止 apply解决一例

本文记录了一次Oracle数据库Logical Standby应用出现停滞的问题排查及解决过程。通过手动注册丢失的日志文件,成功解决了数据库停滞不前的情况。

摘要生成于 C知道 ,由 DeepSeek-R1 满血版支持, 前往体验 >

今年五一因更换存储柜,更换服务器,DB重作,logical standby也重做了。三号检查状况,如下:

SQL> SELECT SESSION_ID, STATE FROM V$LOGSTDBY_STATE;

SESSION_ID STATE

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

         1 APPLYING

 

SQL>SELECT NEWEST_SCN-APPLIED_SCN scn FROM DBA_LOGSTDBY_PROGRESS;

发现大量SQL没有Apply

等了很久,发现没有apply的越来越多。查看log,发现如下log.

Media Recovery Log D:\MES\ARCHIVE\ARC001_071784095401134.ARC

Wed May 05 12:36:53 2010

ORA-279 signalled during: ALTER DATABASE RECOVER    CONTINUE DEFAULT ...

Wed May 05 12:36:53 2010

ALTER DATABASE RECOVER    CONTINUE DEFAULT 

Wed May 05 12:36:53 2010

Media Recovery Log D:\MES\ARCHIVE\ARC001_071784095401135.ARC

Wed May 05 12:37:24 2010

ORA-279 signalled during: ALTER DATABASE RECOVER    CONTINUE DEFAULT ...

Wed May 05 12:37:24 2010

ALTER DATABASE RECOVER    CONTINUE DEFAULT 

Wed May 05 12:37:24 2010

Media Recovery Log D:\MES\ARCHIVE\ARC001_071784095401136.ARC

Wed May 05 12:37:54 2010

ORA-279 signalled during: ALTER DATABASE RECOVER    CONTINUE DEFAULT ...

Wed May 05 12:37:54 2010

ALTER DATABASE RECOVER    CONTINUE DEFAULT 

Wed May 05 12:37:54 2010

Media Recovery Log D:\MES\ARCHIVE\ARC001_071784095401137.ARC

Wed May 05 12:38:23 2010

ORA-279 signalled during: ALTER DATABASE RECOVER    CONTINUE DEFAULT ...

Wed May 05 12:38:23 2010

ALTER DATABASE RECOVER    CONTINUE DEFAULT 

Wed May 05 12:38:23 2010

Media Recovery Log D:\MES\ARCHIVE\ARC001_071784095401138.ARC

以上是physical时数据库的log,在变为logical后的log如下。发现之前已经recover的某些loglogical又重新apply

 

LOGMINER: Log Auto Delete - deleting: D:\mes\archive\ARC001_071784095401129.arc

Deleted file D:\mes\archive\ARC001_071784095401129.arc

Wed May 05 13:07:19 2010

LOGMINER: Log Auto Delete - deleting: D:\mes\archive\ARC001_071784095401130.arc

Deleted file D:\mes\archive\ARC001_071784095401130.arc

Wed May 05 13:07:19 2010

LOGMINER: Log Auto Delete - deleting: D:\mes\archive\ARC001_071784095401131.arc

Deleted file D:\mes\archive\ARC001_071784095401131.arc

Wed May 05 13:07:19 2010

LOGMINER: Log Auto Delete - deleting: D:\mes\archive\ARC001_071784095401132.arc

Deleted file D:\mes\archive\ARC001_071784095401132.arc

Wed May 05 13:07:19 2010

LOGMINER: Log Auto Delete - deleting: D:\mes\archive\ARC001_071784095401133.arc

Deleted file D:\mes\archive\ARC001_071784095401133.arc

Wed May 05 13:07:20 2010

LOGMINER: End mining logfile: D:\mes\archive\ARC001_071784095401137.arc

 

Thu May 06 08:32:39 2010

LOGMINER: End mining logfile: D:\mes\archive\ARC001_071784095401134.arc

Thu May 06 08:32:39 2010

LOGMINER: Begin mining logfile for session 1 thread 1 sequence 1135, D:\mes\archive\ARC001_071784095401135.arc

Thu May 06 08:32:40 2010

LOGMINER: End mining logfile: D:\mes\archive\ARC001_071784095401135.arc

Thu May 06 08:32:40 2010

LOGMINER: Begin mining logfile for session 1 thread 1 sequence 1136, D:\mes\archive\ARC001_071784095401136.arc

Thu May 06 08:32:42 2010

LOGMINER: End mining logfile: D:\mes\archive\ARC001_071784095401136.arc

Thu May 06 08:32:42 2010

LOGMINER: Begin mining logfile for session 1 thread 1 sequence 1137, D:\mes\archive\ARC001_071784095401137.arc

Thu May 06 08:32:44 2010

LOGMINER: End mining logfile: D:\mes\archive\ARC001_071784095401137.arc

 

数据库apply1133后停了。1134—1137已经end mining.检查状态,仍然在applying.可是数据库的确没有动作,百思不得其解。

 

发现如下log.没有办法的时候,决定试一下再手工注册一下D:\mes\archive\ARC001_071784095401138.arc这个log,发现数据库开始apply.再手工注册剩余未注册的log,数据库正常工作。

 

SQL>select sid,type,status_code,status from v$logstdby_process;

SID      TYPE   STATUS_CODE          STATUS

2730    COORDINATOR        16116 ORA-16116: no work available

2728    READER         16240 ORA-16240: Waiting for logfile (thread# 1sequence# 1138)

2726    BUILDER        16116 ORA-16116: no work available

2727    PREPARER     16116 ORA-16116: no work available

2721    ANALYZER    16117 ORA-16117: processing

2725    APPLIER         16116 ORA-16116: no work available

2724    APPLIER         16116 ORA-16116: no work available

2722    APPLIER         16116 ORA-16116: no work available

2720    APPLIER         16116 ORA-16116: no work available

2723    APPLIER         16116 ORA-16116: no work available

 

手工注册log的语句如下:

ALTER DATABASE   REGISTER logfile 'D:\MES\ARCHIVE\ARC001_071784095401138.ARC';

转载于:https://www.cnblogs.com/kevinsun/archive/2010/05/07/1729396.html

评论
添加红包

请填写红包祝福语或标题

红包个数最小为10个

红包金额最低5元

当前余额3.43前往充值 >
需支付:10.00
成就一亿技术人!
领取后你会自动成为博主和红包主的粉丝 规则
hope_wisdom
发出的红包
实付
使用余额支付
点击重新获取
扫码支付
钱包余额 0

抵扣说明:

1.余额是钱包充值的虚拟货币,按照1:1的比例进行支付金额的抵扣。
2.余额无法直接购买下载,可以购买VIP、付费专栏及课程。

余额充值