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今天本来想在RHEL7.3上装pcs,pacemaker 高可用的package的时候，发现原来的配置的yum原不能使用。后来发现HA的package放在 addons/HighAvailability  目录下，这个和centos7的有点不一样。需要重新配置一下yum源[root@vm5 /]# cat /etc/yum.repos.d/ha.repo [ha]name=habaseurl=file:///mnt/addons/HighAvaila...

SQL> conn / as sysdbaConnected.SQL> select group_number,disk_number,name,path from v$asm_disk where group_number=3;GROUP_NUMBER DISK_NUMBER NAME                         &n...

RAC里面有时候需要禁止DB自动启动。禁止自动启动DB命令crsctl modify resource ora.clusdb.db -attr "AUTO_START=never"启用自动启动DB命令crsctl modify resource ora.clusdb.db -attr "AUTO_START=always"禁止crs自动启动命令crsctl disable crs

Oracle11g安装grid的时候。条件检查的时候出现了如下警告，Device Checks for ASM - This is a pre-check to verify if the specified devices meet the requirements for configuration through the Oracle Universal Storage  Manager Configuration Assistant.?解决方法如下：# groupadd oinstall# rpm -ivh...

Centos7 multipath 盘权限绑定.[root@centos7 ~]$ more /etc/udev/rules.d/99-oracle.rules KERNEL=="dm-0",OWNER="oragrid",GROUP="dba",MODE="0660"KERNEL=="dm-1",OWNER="oragrid",GROUP="dba",MODE="0660"KERNEL=="dm-2",OWNER="oragrid",GROUP="dba",MODE="0660"KERNEL=="dm-3",OWNER="oragrid",GROUP="dba",MODE...

zabbix 3.2.11关闭selinux[root@vm4 ~]$ vi /etc/selinux/config SELINUX=disabled1.安装lamp[root@vm4 ~]$ yum install -y mariadb[root@vm4 ~]$ rpm -qa | grep mariadb[root@vm4 ~]$ yum install -y php-mysql[root@vm4 ~]$ yum install -y httpd[root@vm4 ~]$ systemctl enable mariadb[root@vm4 ~]$ syst...

Centos7安装oracle11g时报Error in invoking target 'agent nmhs' of makefile解决方法    vi $ORACLE_HOME/sysman/lib/ins_emagent.mk            Search for the line      $(MK_EMAGENT_NMECTL)      Cha...