碧海蓝天

准备模拟磁盘文件

root@wayne-laptop:/home/oracle/test# for i in 0 1 2 3 ;do dd if=/dev/zero of=file_disk$i bs=1024 count=524288 ; done
524288+0 records in
524288+0 records out
536870912 bytes (537 MB) copied, 14.0764 s, 38.1 MB/s
524288+0 records in
524288+0 records out
536870912 bytes (537 MB) copied, 15.2912 s, 35.1 MB/s
524288+0 records in
524288+0 records out
536870912 bytes (537 MB) copied, 18.8882 s, 28.4 MB/s
524288+0 records in
524288+0 records out
536870912 bytes (537 MB) copied, 18.276 s, 29.4 MB/s
root@wayne-laptop:/home/oracle/test# ls -l
total 2099216
-rw-r–r– 1 root root 536870912 2009-08-10 10:48 file_disk0
-rw-r–r– 1 root root 536870912 2009-08-10 10:48 file_disk1
-rw-r–r– 1 root root 536870912 2009-08-10 10:49 file_disk2
-rw-r–r– 1 root root 536870912 2009-08-10 10:49 file_disk3

创建loop设备

root@wayne-laptop:/home/oracle/test# for i in 0 1 2 3 ; do losetup /dev/loop$i file_disk$i; done
root@wayne-laptop:/home/oracle/test# losetup -a
/dev/loop0: [0805]:1917697 (file_disk0)
/dev/loop1: [0805]:1917709 (file_disk1)
/dev/loop2: [0805]:1917711 (file_disk2)
/dev/loop3: [0805]:1917712 (file_disk3)
root@wayne-laptop:/dev# chown oracle:dba /dev/loop*

配置css

+++++++++++++++出现的问题以及解决++++++++++++++++++++++++++
root@wayne-laptop:/home/oracle/app/10.2.0/db_1/bin# localconfig add
/home/oracle/app/10.2.0/db_1/bin/crsctl.bin: /usr/lib/libstdc++.so.5: version `CXXABI_1.2′ not found (required by /home/oracle/app/10.2.0/db_1/bin/crsctl.bin)
/home/oracle/app/10.2.0/db_1/bin/crsctl.bin: /usr/lib/libstdc++.so.5: version `GLIBCPP_3.2′ not found (required by /home/oracle/app/10.2.0/db_1/bin/crsctl.bin)

root@wayne-laptop:/home/oracle/app/10.2.0/db_1/bin# cd /usr/lib
root@wayne-laptop:/usr/lib# ls -l | grep libstdc__
root@wayne-laptop:/usr/lib# ls -l | grep libstdc++
lrwxrwxrwx 1 root root 23 2009-05-12 11:16 libstdc++.so.5 -> /usr/lib/libstdc++.so.6
lrwxrwxrwx 1 root root 18 2009-05-11 18:32 libstdc++.so.6 -> libstdc++.so.6.0.9
-rw-r–r– 1 root root 970680 2009-02-19 18:42 libstdc++.so.6.0.9

root@wayne-laptop:/usr/lib# aptitude install libstdc++5
root@wayne-laptop:/usr/lib# ln -sf libstdc++.so.5.0.7 libstdc++.so.5
+++++++++++++++++++++++++++++++++++++++++

root@wayne-laptop:/home/oracle/app/10.2.0/db_1/bin# mkdir -p /var/lock/subsys
root@wayne-laptop:/home/oracle/app/10.2.0/db_1/bin# localconfig reset
Successfully accumulated necessary OCR keys.
Creating OCR keys for user ‘root’, privgrp ‘root’..
Operation successful.
Configuration for local CSS has been initialized

Adding to inittab
Startup will be queued to init within 30 seconds.
Checking the status of new Oracle init process…
Expecting the CRS daemons to be up within 600 seconds.

^c

root@wayne-laptop:/home/oracle/app/10.2.0/db_1/bin# nohup /etc/init.d/init.cssd run >/dev/null 2>&1
[1] 17991

创建asm实例

$ dbca -silent -configureASM \
-asmSysPassword change_on_install \
-diskString “/dev/loop*” \
-diskList /dev/loop1 \
-diskGroupName DG1 \
-redundancy EXTERNAL