
配置裸设备
通过字符访问,不通过缓冲区
vim /etc/sysconfig/rawdevices
增加两行
/dev/raw/raw1 /dev/sdb1
/dev/raw/raw2 /dev/sdc1
设置 oracle 对 raw 设备的权限
vim /etc/udev/permissions.d/50-udev.permissions
修改
#raw devices
raw*:root:disk:0660
raw/*:root:disk:0660
修改为:注释掉,添加一条
#raw/*:root:disk:0660
raw/*:oracle:dba:0660
保存退出
启动 raw 服务
chkconfig --list rawdevices
service rawdevice restart
检查权限是否正确
cd /dev/raw
ll
检查是否为 oracle ,dba 权限
Redhat 5 和 4 在裸设备的配置上不一样。
在 2 个节点上做如下操作:
1)修改/etc/udev/rules.d/60-raw.rules 文件
添加如下内容:
ACTION=="add", KERNEL=="sdb1",RUN+="/bin/raw /dev/raw/raw1 %N"
ACTION=="add", KERNEL=="sdb2",RUN+="/bin/raw /dev/raw/raw2 %N"
ACTION=="add", KERNEL=="sdc1",RUN+="/bin/raw /dev/raw/raw3 %N"
ACTION=="add", KERNEL=="sdc2",RUN+="/bin/raw /dev/raw/raw4 %N"
ACTION=="add", KERNEL=="sdc3",RUN+="/bin/raw /dev/raw/raw5 %N"
ACTION=="add",KERNEL=="raw[1-5]", OWNER="oracle", GROUP="oinstall",
MODE="660"
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