<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[dicome的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/dicome</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; dicome]]></copyright><item><title><![CDATA[weblogic常见优化]]></title><link>https://blog.youkuaiyun.com/dicome/article/details/51579030</link><guid>https://blog.youkuaiyun.com/dicome/article/details/51579030</guid><author>dicome</author><pubDate>Fri, 03 Jun 2016 15:04:55 +0800</pubDate><description><![CDATA[1.在weblogic启动脚本里setDomainEnv.sh: 加入以下内容


JAVA_OPTIONS="${JAVA_OPTIONS} -Djava.security.egd=file:/dev/./urandom"
export JAVA_OPTIONS
或者
修改linux上的weblogic使用的jdk，“$java_home/jre/lib/security/java.]]></description><category></category></item><item><title><![CDATA[Oracle误删Undo后恢复]]></title><link>https://blog.youkuaiyun.com/dicome/article/details/51544413</link><guid>https://blog.youkuaiyun.com/dicome/article/details/51544413</guid><author>dicome</author><pubDate>Tue, 31 May 2016 11:42:01 +0800</pubDate><description><![CDATA[undo 表空间丢失之恢复(ORA-01548)
误删undo表空间，或者undo表空间无限增大最后需要删除 undo表空间，解决方法


1. $ startup
  ORACLE 例程已经启动。
   Total System Global Area   264241152 bytes
   Fixed Size                1296208 bytes
   ]]></description><category></category></item><item><title><![CDATA[重建Undo表空间]]></title><link>https://blog.youkuaiyun.com/dicome/article/details/51544406</link><guid>https://blog.youkuaiyun.com/dicome/article/details/51544406</guid><author>dicome</author><pubDate>Tue, 31 May 2016 11:40:39 +0800</pubDate><description><![CDATA[--查看各表空间名称


　　select name from v$tablespace


　　--查看某个表空间信息


　　select file_name,bytes/1024/1024 from dba_data_files where tablespace_name like 'UNDOTBS1';


　　--查看回滚段的使用情况，哪个用户正在使用回滚段的资源]]></description><category></category></item><item><title><![CDATA[ORACLE-RAC的CRS维护命令总结]]></title><link>https://blog.youkuaiyun.com/dicome/article/details/51544395</link><guid>https://blog.youkuaiyun.com/dicome/article/details/51544395</guid><author>dicome</author><pubDate>Tue, 31 May 2016 11:39:08 +0800</pubDate><description><![CDATA[ORACLE-RAC的CRS维护命令总结


与CRS有关的命令均存放在$ORA_CRS_HOME/bin目录下，使用时请多加留意。本文将在日常CRS维护中较常用的命令予以演示，供参考。


1.启动CRS
如果CRS没有启动在使用crs_stat命令查看集群状态的时候将会收到如下的报错信息。
RACDB1@rac1 /home/oracle$ /oracle/app/crs/bi]]></description><category></category></item><item><title><![CDATA[Docker  常用命令]]></title><link>https://blog.youkuaiyun.com/dicome/article/details/51544361</link><guid>https://blog.youkuaiyun.com/dicome/article/details/51544361</guid><author>dicome</author><pubDate>Tue, 31 May 2016 11:35:48 +0800</pubDate><description><![CDATA[容器生命周期管理 — docker [run|start|stop|restart|kill|rm|pause|unpause]
容器操作运维 — docker [ps|inspect|top|attach|events|logs|wait|export|port]
容器rootfs命令 — docker [commit|cp|diff]
镜像仓库 — docker [login|pull|]]></description><category></category></item><item><title><![CDATA[表空间管理]]></title><link>https://blog.youkuaiyun.com/dicome/article/details/51451208</link><guid>https://blog.youkuaiyun.com/dicome/article/details/51451208</guid><author>dicome</author><pubDate>Thu, 19 May 2016 09:33:50 +0800</pubDate><description><![CDATA[--查看表空间使用情况
                SELECT
                    NVL(b.tablespace_name,nvl(a.tablespace_name,'UNKOWN')) name
                  , kbytes_alloc                                           kbytes]]></description><category></category></item></channel></rss>