本文转自:http://blogs.msdn.com/b/jorgepc/archive/2008/02/12/ssis-error-dts-e-cannotacquireconnectionfromconnectionmanager-when-connecting-to-oracle-data-source.aspx This time I want to discuss a support case that took me some days to get fixed. This case…
1.现象: 客户10.2.0.4 RAC环境,出现大量的library cache lock和cursor: pin S wait on X等待,经分析是由于统计信息收集僵死导致的.数据库在8点到9点期间,数据库两个节点都存在明显的cursor: pin S wait on X和library cache lock的等待: TOP 5 EVENT: Event Waits Time(s) Avg Wait(ms) % Total Call Time Wait Class cursor…
APPLIES TO: PL/SQL - Version 9.2.0.8 and laterInformation in this document applies to any platform.*** Checked for relevance on 26th Dec 2018 *** SYMPTOMS 1. Error occurs only when reading a file using UTL_FILE. ERROR at line x: ORA-29284: file…
通过AWR报告发现数据库cpu告警的问题,定位产生问题的sql语句 首先查看SQL的执行计划 ) FROM cmds.psn_cntr_holder a ,cmds.pol_attrib c ,cmds.std_contract b INNER JOIN cmds.CUSTOMINFO_E_SINGLE_CNTR k ON k.cntr_no = b.cntr_no AND k.e_flag = 'Y' AND k.branch_src = b.branch_src AND b.sys_src…