linux
发布时间:2015-07-09 10:22:24
http://blog.csdn.net/tianlesoftware/article/details/6319198<br /><span style="font-size:12px;"><span style="font-family:宋体;"><span><span> </span>Oracle </span><span style="font-family:宋体;">的</span><span>AWR </span><span style="font-family:宋体;">报告能很好的提供有.........【阅读全文】
发布时间:2015-04-21 22:23:23
http://zhidao.baidu.com/link?url=APKpO_ktmLa4QE0ZYlOqKyNdLul4rkDbV-LXBeDv40sHe0yDXS-LGc4A3ArNL2Ro-TTSb0SbSOM8Co1xhBf5PR9iX5eU6yV-fznLs_0OJhyalter system flush shared_pool ; alter system flush BUFFER_CACHE ; .........【阅读全文】
发布时间:2015-04-16 11:11:46
http://blog.csdn.net/xyz846/article/details/70249141.检查系统 top命令显示系统 load averages: 99.90, 117.54, 125.71 观察cpu使用率不高。 iowait 高! 2.检查进程数量 ps -ef|grep oracle|wc -l 显示进程数量大概在150左右3.检查数据库&n.........【阅读全文】
发布时间:2015-04-16 11:01:13
1.echo 1 > /proc/sys/vm/block_dumpdmesg | egrep "READ|WRITE|dirtied" | awk '{print $1}'|sort|uniq -c | sort -rn | head发现oracle的lgwr比较多参考http://blog.csdn.net/rocky2com/article/details/66632792. 上去查看logselect * from v$log;select * from v$logfile;发现log半小时切换一次.........【阅读全文】