Troubleshooting ORA-1628 - max # extents (32765) reached for rollback segment <SEGMENT_NAME> (Doc ID 1580182.1) APPLIES TO: Oracle Database Cloud Schema Service - Version N/A and laterOracle Database Exadata Cloud Machine - Version N/A and laterOrac…

近期在客户的一个8i生产库上使用statspack.发现alert中有报错: Mon Jun 16 13:17:52 2014 Errors in file /oracle/8.1.7/admin/prod/bdump/snp0_96626_prod.trc: ORA-12012: error on auto execute of job 304 ORA-01631: max # extents (505) reached in table PERFSTAT.STATS$SQL_SUMMARY…

Troubleshooting ORA-01555/ORA-01628/ORA-30036 During Export and Import (Doc ID 1579437.1) APPLIES TO: Oracle Database - Enterprise Edition - Version 9.2.0.1 to 11.2.0.4 [Release 9.2 to 11.2]Information in this document applies to any platform. PURPOS…

ProxySQL 排错 问题分析: 在ProxySQL在集群下,因未知原因导致误测到所有节点OFFLINE_HARD,并runtime_mysql_servers表清空,从而导致前端查询无法传递到后端对应的servers上,重新load mysql servers to runtime可以暂时解决,但没有找到长期解决办法,只好退回单节点模式.如有解决的兄弟希望你分享给我(k2865#qq.com,或讨论区留言 ) 版本和环境 ProxySQL: admin@127.0.0.1 [(none)]>…

在cron job的日志中发现以下报错: ! c queue max run limit reached Wed Aug 28 12:56:00 2013 ! rescheduling a cron job Wed Aug 28 12:56:00 2013 报错显示cron job达到了队列最大限制.   检查一下cron服务 #> svcs -p cron STATE          STIME    FMRI online         Aug_05   svc:/system/cron…

Troubleshooting ORA-30036 - Unable To Extend Undo Tablespace (Doc ID 460481.1) APPLIES TO: Oracle Database - Enterprise Edition - Version 9.2.0.1 to 11.2.0.2 [Release 9.2 to 11.2]Oracle Database - Enterprise Edition - Version 11.2.0.3 to 11.2.0.3 [Re…

APPLIES TO: Oracle Database Cloud Schema Service - Version N/A and laterOracle Database Exadata Cloud Machine - Version N/A and laterOracle Database Exadata Express Cloud Service - Version N/A and laterOracle Cloud Infrastructure - Database Service -…

Troubleshooting ORA-01555 - Snapshot Too Old: Rollback Segment Number "String" With Name "String" Too Small (Doc ID 1580790.1) APPLIES TO: Oracle Fusion Global Human Resources Cloud Service - Version 11.1.10.0.0 to 11.1.10.0.0 [Release…

ORA-01555 When Max Query Length Is Less Than Undo Retention, small or 0 Seconds (Doc ID 1131474.1) APPLIES TO: Oracle Database - Enterprise Edition - Version 10.2.0.1 to 11.2.0.2 [Release 10.2 to 11.2]Oracle Database - Enterprise Edition - Version 11…

Troubleshooting ORA-12547 TNS: Lost Contact (Doc ID 555565.1) This error can occur in following scenarios: Bequeath (Local) : The following/below are common scenarios in which 12547 occurs while making a BEQ connection. Problem:- BEQ connection fails…

Copyright (c) 2018, Oracle. All rights reserved. Oracle Confidential. Click to add to Favorites Troubleshooting: High Version Count Issues (Doc ID 296377.1) To BottomTo Bottom In this DocumentPurpose Ask Questions, Get Help, And Share Your Experience…

Troubleshooting ORA-30013 Error (Doc ID 1578717.1) APPLIES TO: Oracle Database - Enterprise Edition - Version 10.2.0.1 to 12.1.0.1 [Release 10.2 to 12.1]Information in this document applies to any platform. PURPOSE This troubleshooting guide is for r…

LOBs and ORA-01555 troubleshooting (Doc ID 846079.1) APPLIES TO: Oracle Database Cloud Schema Service - Version N/A and laterOracle Database Exadata Express Cloud Service - Version N/A and laterOracle Database Exadata Cloud Machine - Version N/A and…

Applies to: Oracle Work in Process - Version 10.7.16.1 to 12.1 [Release 10.7 to 12.1] Information in this document applies to any platform. *** Checked for relevance on 06-Jun-2011 *** Main Content Purpose These scripts are provided for Troubleshooti…

In this Document   Purpose   Troubleshooting Steps   References APPLIES TO: Oracle Database - Enterprise Edition - Version 11.1.0.6 and laterInformation in this document applies to any platform. PURPOSE This document aims to provide troubleshooting s…

In this Document   _afrLoop=1021148011984950&id=1443482.1&displayIndex=1&_afrWindowMode=0&_adf.ctrl-state=m3p452ml4_194#PURPOSE">Purpose   Troubleshooting Steps   1. TX deadlock in Exclusive(X) mode   2. TX deadlock in Share(S) mod…

In this Document   Purpose   Troubleshooting Steps   What is a 'library cache: mutex X' wait?   What causes 'library cache: mutex X' wait?   Name of events in 12c and higher   How to diagnose the cause.   How to Examine the Diagnostics.   Potential S…

在安装Oracle 10g的时候出现一个了错误,在网上总结了一下大牛写的文章 ORA-27125:unable to create shared memory segment 安装时出现这个错误安装会被中断 解决办法: [root@10g ~]#id oracle uid=500(oracle) gid=501(oinstall)groups=501(oinstall), 502(dba),503(asmadmin),504(oper) 查看下你的dba组的号是多少 用root执行下面的命令,将…

一,动态性能视图介绍 动态性能视图属于数据字典,系统管理员用户 SYS 可以访问它们.在数据库打开和使用时不断进行更新,而且它们的内容主要与性能有关.虽然这些视图很像普通的数据库表,但它们不允许用户直接进行修改.这些视图提供内部磁盘结构和内存结构方面的数据.用户可以对这些视图进行查询,以便对系统进行管理与优化.当数据库管理员启动某个例程时,数据库会自动建立动态性能视图;当停止某个例程时,数据库又会自动删除这些动态性能视图. 我们能再动态视图中掌握: 数据库运行相关的性能数据,如内存的使用量.磁盘…

[故障处理]ORA-28040: No matching authentication protocol 1.1  BLOG文档结构图 1.2  前言部分 1.2.1  导读和注意事项 各位技术爱好者,看完本文后,你可以掌握如下的技能,也可以学到一些其它你所不知道的知识,~O(∩_∩)O~: ① 告警日志中频繁出现Using deprecated SQLNET.ALLOWED_LOGON_VERSION parameter.ORA-28040: No matching authenticatio…

[oracle@cuug ~]$ oerr ora 01555 01555, 00000, "snapshot too old: rollback segment number %s with name \"%s\" too small"// *Cause: rollback records needed by a reader for consistent read are//         overwritten by other writers// *Act…

一.引言: [oracle@yft yft]$ oerr ora 01555 01555, 00000, "snapshot too old: rollback segment number %s with name \"%s\" too small" // *Cause: rollback records needed by a reader for consistent read are // overwritten by other writers // *A…

注:本文来源于 < Oracle学习笔记 --- Oracle ORA错误解决方案 > ORA-00001: 违反唯一约束条件 (.)错误说明:当在唯一索引所对应的列上键入重复值时,会触发此异常.ORA-00017: 请求会话以设置跟踪事件ORA-00018: 超出最大会话数ORA-00019: 超出最大会话许可数ORA-00020: 超出最大进程数 ()ORA-00021: 会话附属于其它某些进程:无法转换会话ORA-00022: 无效的会话 ID:访问被拒绝ORA-00023: 会话引用进…

参考地址 ORA-00001: 违反唯一约束条件 (.)错误说明:当在唯一索引所对应的列上键入重复值时,会触发此异常.ORA-00017: 请求会话以设置跟踪事件ORA-00018: 超出最大会话数ORA-00019: 超出最大会话许可数ORA-00020: 超出最大进程数 ()ORA-00021: 会话附属于其它某些进程:无法转换会话ORA-00022: 无效的会话 ID:访问被拒绝ORA-00023: 会话引用进程私用内存:无法分离会话ORA-00024: 单一进程模式下不允许从多个进程注册…

ORA-00001: 违反唯一约束条件 (.) 错误说明:当在唯一索引所对应的列上键入重复值时,会触发此异常. ORA-00017: 请求会话以设置跟踪事件 ORA-00018: 超出最大会话数 ORA-00019: 超出最大会话许可数 ORA-00020: 超出最大进程数 () ORA-00021: 会话附属于其它某些进程:无法转换会话 ORA-00022: 无效的会话 ID:访问被拒绝 ORA-00023: 会话引用进程私用内存:无法分离会话 ORA-00024: 单一进程模式下不允许从多个…

ORA-00001: 违反唯一约束条件 (.) ORA-00017: 请求会话以设置跟踪事件 ORA-00018: 超出最大会话数 ORA-00019: 超出最大会话许可数 ORA-00020: 超出最大进程数 () ORA-00021: 会话附属于其它某些进程:无法转换会话 ORA-00022: 无效的会话 ID:访问被拒绝 ORA-00023: 会话引用进程私用内存:无法分离会话 ORA-00024: 单一进程模式下不允许从多个进程注册 ORA-00025: 无法分配  ORA-00026:…

How to Format Corrupted Block Not Part of Any Segment (Doc ID 336133.1) To BottomTo Bottom In this Document Symptoms Changes Cause Solution References APPLIES TO: Oracle Database Cloud Schema Service - Version N/A and later Oracle Database Exadata Cl…

http://www.dadbm.com/database-hang-row-cache-lock-concurrency-troubleshooting/ Issue backgroundThis post will help to analyze Oracle database instance slowdown that can happen due to considerable row cache lock (enqueue) wait events. It’s is based on…

OERR: ORA-1410 "invalid ROWID" Master Note / Troubleshooting, Diagnostic and Solution (文档ID 1410.1) 了解ORA-­1410错误 ORA-1410表示rowid无效. 当操作引用表中没有相应行的ROWID时,会抛出此错误. 什么是ROWID? rowid是一种允许直接访问行的结构. rowid包含有关对象编号,它所在的数据文件,块编号以及块内的插槽编号的信息. Oracle 8和更高版本具…

[20180316]为什么不使用INDEX FULL SCAN (MIN/MAX).txt --//链接:http://www.itpub.net/thread-2100456-1-1.html.自己重复测试看看. 1.环境: SCOTT@book> @ &r/ver1PORT_STRING                    VERSION        BANNER------------------------------ -------------- ---------------…