WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK

现象：

1.数据库ALERT持续报如下错误，一段时间后数据库实例Hang住无法使用
Wed Oct 26 09:10:52 2011
>>> WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK! pid=604
System State dumped to trace file /oracle/product/10.2.0/admin/jxsoh/udump/jxsoh1_ora_1486930.trc

2.检查TRC文件
/oracle/product/10.2.0/admin/jxsoh/udump/jxsoh1_ora_1486930.trc
Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production
With the Partitioning, Real Application Clusters, OLAP, Data Mining
and Real Application Testing options
ORACLE_HOME = /oracle/product/10.2.0/db_1
System name:AIX
Node name:sohrac1
Release:3
Version:5
Machine:00C71E704C00
Instance name: jxsoh1
Redo thread mounted by this instance: 1
Oracle process number: 604
Unix process pid: 1486930, image: oracle@sohrac1

*** 2011-10-26 09:10:52.514
*** SERVICE NAME:(SYS$USERS) 2011-10-26 09:10:52.512
*** SESSION ID:(489.4) 2011-10-26 09:10:52.512
>>> WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK! <<<
row cache enqueue: session: 70000018f4892c0, mode: N, request: S
===================================================
SYSTEM STATE
------------
System global information:
processes: base 700000189374220, size 1000, cleanup 700000189395d30
allocation: free sessions 70000018a428e08, free calls 0
control alloc errors: 0 (process), 0 (session), 0 (call)
PMON latch cleanup depth: 0
seconds since PMON's last scan for dead processes: 26
……

分析：
此为Sharepool抖动

解决办法：
alter system set share_pool_size=XXg scope=both;

WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK相关推荐

WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK!的分析
今天我的数据库hang住了,查看告警日志提示 WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK! pid=31 AIX 5.3 是一个RAC环境,10.2.0. ...
Troubleshooting: WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK! (文档 ID 278316.1)
目录(?)[-] APPLIES TO PURPOSE TROUBLESHOOTING STEPS What is a Row Cache Enqueue Lock What is the meani ...
WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK!
相关文章:<cursor: pin S wait on X等待事件的处理过程>http://space.itpub.net/23135684/viewspace-73169 ...
Troubleshooting: WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK!
[ID 278316.1] 修改时间 16-OCT-2011 类型 TROUBLESHOOTING 状态 PUBLISHED In this Document Purpose ...
oracle WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK问题分析
服务概述财务系统出现业务卡顿,数据库实例2遇到>>> WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK! <<<错误导致业 ...
【等待事件】序列等待事件总结（enq: SQ - contention、row cache lock、DFS lock handle和enq: SV - contention）...
[等待事件]序列等待事件总结(enq: SQ - contention.row cache lock.DFS lock handle和enq: SV - contention) [等待事件]序列等待事 ...
oracle redo wait较高,【案例】Oracle等待事件latch:row cache objects原因和解决办法
[案例]Oracle等待事件latch:row cache objects原因和解决办法时间:2016-11-05 13:41 来源:Oracle研究中心作者:HTZ 点击: 次天萃 ...
Oracle Row cache lock图解
Oracle Row cache lock(dictionary cache)图解转载于:https://blog.51cto.com/maclean/1278273
oracle中的序列 cache,oracle row cache lock 之sequence
今天遇到一个生产库产生大量row cache lock,以下是相应步骤: 1 查询当时P1的情况 select INSTANCE_NUMBER,p1,count(*) cnt from dba_his ...

WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK

WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK相关推荐

最新文章

热门文章