◆Oracle用户的环境设置:$ cat .profile# Created for oracle RAC by ljg, 20091230 --- begin#umask 022ORACLE_BASE=/u01/app/oracle;export ORACLE_BASECRS_HOME=/u01/crs/oracle/product/10/app;export CRS_HOMEORACLE_HOME=$ORACLE_BASE/product/10.2.0/db_1;export ORACLE_HOMEORACLE_SID=eoms1;export ORACLE_SIDAIXTHREAD_SCOPE=S;export AIXTHREAD_SCOPEPATH=/usr/bin:/etc:/usr/sbin:/usr/ucb:$HOME/bin:/usr/bin/X11:/sbin:$ORACLE_HOME/bin:$CRS_HOME/bin:.;export PATH## Created for oracle RAC by ljg, 20091230 --- endif [ -s "$MAIL" ] # This is at Shell startup. In normalthen echo "$MAILMSG" # operation, the Shell checksfi # periodically.◆oracleRAC操作语法(4个层次):1、服务、实例、数据库:srvctl status|start|stop service -d eoms -s TAF_EOMS_SERVERsrvctl status|start|stop instance -d eoms -i eoms1srvctl status|start|stop database -d eoms2、ASM实例:srvctl status|start|stop asm -n sdwgrac13、nodeapps资源:srvctl status|start|stop nodeapps -n sdwgrac14、crs:crs_stat -tcrs_start res|-allcrs_stop res|-allcrsctl check|stop|start crs/etc/init.crs start|stop◆为ASM增加磁盘的操作步骤:在盘阵侧为ASM新添加vdisk后,在两个节点执行以下步骤cfgmgr:扫描硬件改动lspv:检查是否有新盘lsattr -El hdiskn:查看新加盘的属性chdev -l hdiskn -a reserve_policy=no_reserve:把新加的盘设为共享(如果有pvid,需要如下方式取消:chdev -l hdiskn -a pv=clear)修改pv的属性为oracle用户使用:chown oracle:dba /dev/rhdisknchmod 660 /dev/rhdiskn最后在+ASM1实例添加磁盘:$ export ORACLE_SID=+ASM1$ sqlplus "/ as sysdba"alter diskgroup DATA add disk "/dev/rhdiskn";select group_number, name, TOTAL_MB, FREE_MB from V$asm_disk_stat;alter diskgroup DATA drop disk DATA_0001;◆创建表空间的步骤:create (bigfile) tablespace test_ljg datafile "+DATA0/pm/datafile/test_ljg" size 200m;alter database datafile "+DATA0/pm/datafile/test_ljg" resize 300m;drop tablespace test_ljg including contents and datafiles;关于Oracle RAC数据库的连接使用方法ORA-01144: File size (string blocks) exceeds maxi相关资讯 oracle
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