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最近发表
- 2025年的Oracle 8.0.5数据库恢复
- ORA-600 kokiasg1故障分析(obj$中核心字典序列全部被恶意删除)
- ORA-00756 ORA-10567故障数据0丢失恢复
- 数据库文件变成32k故障恢复
- tcp连接过多导致监听TNS-12532 TNS-12560 TNS-00502错误
- 文件系统格式化MySQL数据库恢复
- .sstop勒索加密数据库恢复
- 解决一次硬件恢复之后数据文件0kb的故障恢复case
- Error in invoking target ‘libasmclntsh19.ohso libasmperl19.ohso client_sharedlib’问题处理
- ORA-01171: datafile N going offline due to error advancing checkpoint
- linux环境oracle数据库被文件系统勒索加密为.babyk扩展名溯源
- ORA-600 ksvworkmsgalloc: bad reaper
- ORA-600 krccfl_chunk故障处理
- Oracle Recovery Tools恢复案例总结—202505
- ORA-600 kddummy_blkchk 数据库循环重启
- 记录一次asm disk加入到vg通过恢复直接open库的案例
- CHECKDB 发现了 N 个分配错误和 M 个一致性错误
- 达梦数据库dm.ctl文件异常恢复
- Oracle Recovery Tools修复ORA-00742、ORA-600 ktbair2: illegal inheritance故障
- 可能是 tempdb 空间用尽或某个系统表不一致故障处理
月归档:三月 2011
防火墙和selinux的启动和关闭
1、防火墙简单管理
查看状态:service iptables status
1) 重启后生效
开启: chkconfig iptables on
关闭: chkconfig iptables off
2) 即时生效,重启后失效
开启: service iptables start
关闭: service iptables stop
2、selinux简单管理
1)关闭selinux
#vi /etc/selinux/config
SELINUX=enforcing
改为
SELINUX=disabled
#setenforce 0
2)开启selinux
#vi /etc/selinux/config
SELINUX=disabled
改为
SELINUX=enforcing
#setenforce 1
发表在 Linux
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CentOS 5建立本地源
1、mkdir /media/CentOS
2、mount /dev/cdrom /media/CentOS
3、查看CentOS-Media.repo中内容
[c5-media]
name=CentOS-$releasever – Media
baseurl=file:///media/ CentOS
gpgcheck=1
enabled=0
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-beta
3、我们只需编辑下bashurl ,将自己的光盘路径写入
4、可以使用 yum –disablerepo=\* –enablerepo=c5-media [command]
如:yum –disablerepo =* –enablerepo=c5-media install gcc 安装
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配置Oracle ASM磁盘
1、确定Linux版本
uname -a
Note:我的系统是redhat 5.5
2、下载asm的lib包
http://www.oracle.com/technetwork/topics/linux/index-101839.html
根据Linux版本,选择合适版本下载(redhat 5.5 32位系统)
oracleasm-support-2.1.4-1.el5.i386.rpm
oracleasm-2.6.18-194.26.1.el5-2.0.5-1.el5.i686.rpm
oracleasmlib-2.0.4-1.el5.i386.rpm
3、安装ams包(root)
rpm -Uvh oracleasm-support-2.1.4-1.el5.i386.rpm
rpm -Uvh oracleasm-2.6.18-194.26.1.el5-2.0.5-1.el5.i686.rpm
rpm -Uvh oracleasmlib-2.0.4-1.el5.i386.rpm
4、配置ASM的库文件(root)
/etc/init.d/oracleasm configure
Configuring the Oracle ASM library driver.
This will configure the on-boot properties of the Oracle ASM library
driver. The following questions will determine whether the driver is
loaded on boot and what permissions it will have. The current values
will be shown in brackets (‘[]’). Hitting without typing an
answer will keep that current value. Ctrl-C will abort.
Default user to own the driver interface []: oracle
Default group to own the driver interface []: dba
Start Oracle ASM library driver on boot (y/n) [n]: y
Fix permissions of Oracle ASM disks on boot (y/n) [y]: y
Writing Oracle ASM library driver configuration: [ OK ]
Creating /dev/oracleasm mount point: [ OK ]
Loading module “oracleasm”: [ OK ]
Mounting ASMlib driver filesystem: [ OK ]
Scanning system for ASM disks: [ OK ]
Note:需要实现创建oracle用户和dba组(一般安装oracle的系统上都会创建)
5、创建ASM磁盘(root)
/etc/init.d/oracleasm createdisk XFF1 /dev/sdb1
/etc/init.d/oracleasm createdisk XFF2 /dev/sdc1
6、配置CSS(root)
$ORACLE_HOME/bin/localconfig add
发表在 Oracle ASM
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