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Simple & Effective Performance TipsYour end users complain that your Web pages load slowly and they don't intend to wait! So you need to dust off your system topology diagram and understand which
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new loadtest server settings更新中...1) 同步Server时间crontab(root用户）crontab -l0 8 * * * /usr/sbin/ntpdate 172.18.133.201 | mail -s "Time Sync of ydctest03" root2) 设置sar[root@ydcvml03 cron.d]# cat
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Env:Oracle Database 10g Release 10.2.0.4.0 - ProductionWebLogic Platform 8.1.4.0JDK 1.4.2_05-b04Oracle Thin Driver####<Sep 28, 2010 11:20:50 AM CST> <Info> <EJB> <ydctest03> &l
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We found that server are hang-up now, e.g. can't telnet, can't access app service (but can ping it).  what do then it?kSar Info:OS Type: Linux (automatically detected)Kernel Release: 2.6.18-128.e
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测试背景：基于11g oracle jdbc driver + oralce 9i thin 方式联接ojdbc6-11.2.0.1.jar + Oracle9i Enterprise Edition Release 9.2.0.7.0 java.sql.SQLException: Unable to write clob, exception=ORA-03120: two-task conver
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preparation:login by a/c system user, reset below a/c alter user DBSNMP account unlock; alter user dbsnmp identified by password; alter user sys identified by password;. oraenvinput pdhptlt10g emca -
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Oracle DBA 入门、进阶学习路线图 http://www.eygle.com/archives/2008/10/oracle_dba_study_road.html   http://space.itpub.net/8334342/viewspace-402552 工具: ass109.awk 分析 Oracle 的跟踪文件 http://www.eygle.com/archiv
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Oracle base /opt/oracle/producttree -d1) env | grep ORA[oracle@ydcrh08 utility]$ env | grep ORAORACLE_SID=pdhptlt10g_vrORACLE_BASE=/opt/oracle/productORACLE_HOME=/opt/oracle/product/10.2.0.4.0.a2) sql
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/u01/app/oracle                            //$ORACLE_BASE目录|-- ad
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OS：Redhat 5.4oracle 9i(9.2.0.7.0)oracle 10G(10.2.0.4.0)  64bitoracle 11G(11.2.0.1.0)  64bit最近需要将测试数据从O10g导入O9i数据库,用于测试O11g的JDBC(ojdbc14-10.2.0.4.jar)是否能工作于O9i, 因为高版本data dump不能被低版本exp/imp读取，
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