OGG学习笔记03-单向复制简单故障处理
OGG学习笔记03-单向复制简单故障处理
环境:参考:OGG学习笔记02-单向复制配置实例
实验目的:了解OGG简单故障的基本处理思路。
1. 故障现象
故障现象:启动OGG源端的extract进程,data pump进程,一段时间后发现进程均被终止。
GGSCI (oradb30) 1> info all
Program Status Group Lag at Chkpt Time Since Chkpt
MANAGER RUNNING
EXTRACT ABENDED LPJY1 00:00:00 47:39:54
EXTRACT ABENDED LXJY1 00:00:00 47:40:00
GGSCI (oradb30) 2> start extract lxjy1
Sending START request to MANAGER ...
EXTRACT LXJY1 starting
GGSCI (oradb30) 3> info all
Program Status Group Lag at Chkpt Time Since Chkpt
MANAGER RUNNING
EXTRACT ABENDED LPJY1 00:00:00 47:40:50
EXTRACT RUNNING LXJY1 00:00:00 47:40:55
GGSCI (oradb30) 4> start extract lpjy1
Sending START request to MANAGER ...
EXTRACT LPJY1 starting
GGSCI (oradb30) 5> info all
Program Status Group Lag at Chkpt Time Since Chkpt
MANAGER RUNNING
EXTRACT RUNNING LPJY1 00:00:00 47:40:58
EXTRACT RUNNING LXJY1 00:00:00 47:41:04
GGSCI (oradb30) 6> info all
Program Status Group Lag at Chkpt Time Since Chkpt
MANAGER RUNNING
EXTRACT ABENDED LPJY1 00:00:00 47:41:15
EXTRACT RUNNING LXJY1 00:00:00 47:41:21
GGSCI (oradb30) 7> info all
Program Status Group Lag at Chkpt Time Since Chkpt
MANAGER RUNNING
EXTRACT ABENDED LPJY1 00:00:00 47:41:19
EXTRACT RUNNING LXJY1 00:00:00 47:41:25
GGSCI (oradb30) 8> info all
Program Status Group Lag at Chkpt Time Since Chkpt
MANAGER RUNNING
EXTRACT ABENDED LPJY1 00:00:00 47:41:41
EXTRACT ABENDED LXJY1 00:00:00 47:41:47
2. 查看日志
查看ogg日志ggserr.log, 排查进程被终止的原因。
[ogg@oradb30 ogg]$ cd $GG_HOME
[ogg@oradb30 ogg]$ tail -200f ggserr.log
发现datapump进程lpjy1是因为连接不到目标OGG而终止;extract进程lxjy1是因为无法找到归档日志sequence 160 thread 1而终止。
2017-01-19 14:51:46 INFO OGG-00993 Oracle GoldenGate Capture for Oracle, lpjy1.prm: EXTRACT LPJY1 started.
2017-01-19 14:51:49 ERROR OGG-01224 Oracle GoldenGate Capture for Oracle, lpjy1.prm: TCP/IP error 113 (No route to host).
2017-01-19 14:51:49 ERROR OGG-01668 Oracle GoldenGate Capture for Oracle, lpjy1.prm: PROCESS ABENDING.
2017-01-19 14:52:28 ERROR OGG-00446 Oracle GoldenGate Capture for Oracle, lxjy1.prm: Could not find archived log for sequence 160 thread 1 under default destinations SQL <SELECT name FROM v$archived_log WHERE sequence# = :ora_seq_no AND thread# = :ora_thread AND resetlogs_id = :ora_resetlog_id AND archived = 'YES' AND deleted = 'NO' AND name not like '+%' AND standby_dest = 'NO' >, error retrieving redo file name for sequence 160, archived = 1, use_alternate = 0Not able to establish initial position for sequence 160, rba 7758352.
2017-01-19 14:52:28 ERROR OGG-01668 Oracle GoldenGate Capture for Oracle, lxjy1.prm: PROCESS ABENDING.
排查原因发现是归档日志被RMAN备份策略备份完成后删除了,既然有备份,那么下一步只需要从备份集中恢复日志中提示的sequence 160及其之后的日志即可。
这里,也说明配置OGG最好建议是归档模式,否则在这种目标端没有及时获取到源端在线日志的情况下,就没有办法继续应用了。
3. 解决问题
对于lxjy1进程(Extract),只需要从RMAN备份集中恢复sequence 160及其之后的归档日志:
$ rman target /
RMAN> restore archivelog from logseq 160;
然后再启动lxjy1进程。
对于lpjy1进程(Data Pump),只需要确认已经启动目标端OGG所在主机,网通,然后启动目标端数据库和目标OGG,并启动目标OGG的mgr进程,replicat进程即可。
最终确认源端和目标端ogg所有进程均正常running:
源端OGG:
GGSCI (oradb30) 1> info all
Program Status Group Lag at Chkpt Time Since Chkpt
MANAGER RUNNING
EXTRACT RUNNING LPJY1 00:00:00 00:00:03
EXTRACT RUNNING LXJY1 00:00:00 00:00:00
目标端OGG:
GGSCI (oradb31) 1> info all
Program Status Group Lag at Chkpt Time Since Chkpt
MANAGER RUNNING
REPLICAT RUNNING RJY1 00:00:00 00:00:01
OGG学习笔记基础篇:
OGG学习笔记03-单向复制简单故障处理的更多相关文章
- OGG学习笔记03
OGG学习笔记03-单向复制简单故障处理 环境:参考:OGG学习笔记02-单向复制配置实例实验目的:了解OGG简单故障的基本处理思路. 1. 故障现象故障现象:启动OGG源端的extract进程,da ...
- OGG学习笔记02-单向复制配置实例
OGG学习笔记02-单向复制配置实例 实验环境: 源端:192.168.1.30,Oracle 10.2.0.5 单实例 目标端:192.168.1.31,Oracle 10.2.0.5 单实例 1. ...
- OGG学习笔记04-OGG复制部署快速参考
OGG学习笔记04-OGG复制部署快速参考 源端:Oracle 10.2.0.5 RAC + ASM 节点1 Public IP地址:192.168.1.27 目标端:Oracle 10.2.0.5 ...
- OGG学习笔记02
实验环境:源端:192.168.1.30,Oracle 10.2.0.5 单实例目标端:192.168.1.31,Oracle 10.2.0.5 单实例 1.模拟源数据库业务持续运行 2.配置OGG前 ...
- OGG学习笔记05-OGG的版本
刚接触OGG的时候,很容易被众多的版本搞晕,虽然官方有提供各版本对应认证OS和DB的表格. 个人认为一个比较简单的方式,是直接去edelivery.oracle.com下载OGG,选定一个大版本后,这 ...
- OGG学习笔记01-基础概述
OGG学习笔记01-基础概述 OGG(Oracle Golden Gate),最近几年在数据同步.容灾领域特别火,甚至比Oracle自己的原生产品DataGuard还要风光,主要是因为其跨平台.跨数据 ...
- OpenCV 学习笔记03 边界框、最小矩形区域和最小闭圆的轮廓
本节代码使用的opencv-python 4.0.1,numpy 1.15.4 + mkl 使用图片为 Mjolnir_Round_Car_Magnet_300x300.jpg 代码如下: impor ...
- OpenCV 学习笔记03 findContours函数
opencv-python 4.0.1 1 函数释义 词义:发现轮廓! 从二进制图像中查找轮廓(Finds contours in a binary image):轮廓是形状分析和物体检测和识别的 ...
- OGG学习笔记01
OGG学习笔记01-基础概述OGG(Oracle Golden Gate),最近几年在数据同步.容灾领域特别火,甚至比Oracle自己的原生产品DataGuard还要风光,主要是因为其跨平台.跨数据库 ...
随机推荐
- springMVC和json结合传递数据
1. 新建web project 2. 增加jar 3. 改写web.xml <?xml version="1.0" encoding="UTF-8"?& ...
- ural1553 Caves and Tunnels
Caves and Tunnels Time limit: 3.0 secondMemory limit: 64 MB After landing on Mars surface, scientist ...
- 《accelerated c++》---------第六章
本章主要讲了算法部分.就是<algoruthm>里面的算法.
- hibernate---一对一双向外键关联 (重要)
husband--wife: one to one 双向外键关联: 主导方: @OneToOne @JoinColumn(name="wifeId") 被主导方: @OneToOn ...
- Linux程序设计中的curses.h编译报错,无法找到curses.h和ncurses.h
源程序screen.c如下: #include <stdio.h> #include <term.h> #include <curses.h> #include & ...
- (简单) POJ 3126 Prime Path,BFS。
Description The ministers of the cabinet were quite upset by the message from the Chief of Security ...
- POJ 1995 Raising Modulo Numbers
快速幂取模 #include<cstdio> int mod_exp(int a, int b, int c) { int res, t; res = % c; t = a % c; wh ...
- iOS 之UICollectionView 之原理介绍
0. 简介 参考:支持重排的iOS9 UICollectionView 参考:http://www.cnblogs.com/langtianya/p/3902801.html 参考:http://ww ...
- STM32的优先级NVIC_PriorityGroupConfig
关于STM32的中断优先级 1.STM32中每一个中断都有一个专门的寄存器,(Interrupt Priority Register),来描述该中断的占先式优先级和副优先级,在这个寄存器中STM32使 ...
- BZOJ2064: 分裂
2064: 分裂 Time Limit: 10 Sec Memory Limit: 64 MBSubmit: 360 Solved: 220[Submit][Status][Discuss] De ...