[root@testdb11b ~]# /u01/app/oraInventory/orainstRoot.sh
Changing permissions of /u01/app/oraInventory.
Adding read,write permissions for group.
Removing read,write,execute permissions for world. Changing groupname of /u01/app/oraInventory to oinstall.
The execution of the script is complete.
[root@testdb11b ~]# /u01/app/11.2./grid/root.sh
Performing root user operation for Oracle 11g The following environment variables are set as:
ORACLE_OWNER= grid
ORACLE_HOME= /u01/app/11.2./grid Enter the full pathname of the local bin directory: [/usr/local/bin]:
Copying dbhome to /usr/local/bin ...
Copying oraenv to /usr/local/bin ...
Copying coraenv to /usr/local/bin ... Creating /etc/oratab file...
Entries will be added to the /etc/oratab file as needed by
Database Configuration Assistant when a database is created
Finished running generic part of root script.
Now product-specific root actions will be performed.
Using configuration parameter file: /u01/app/11.2./grid/crs/install/crsconfig_params
Creating trace directory
User ignored Prerequisites during installation
OLR initialization - successful
Adding Clusterware entries to inittab
CRS-: Attempting to start 'ora.mdnsd' on 'testdb11b'
CRS-: Start of 'ora.mdnsd' on 'testdb11b' succeeded
CRS-: Attempting to start 'ora.gpnpd' on 'testdb11b'
CRS-: Start of 'ora.gpnpd' on 'testdb11b' succeeded
CRS-: Attempting to start 'ora.cssdmonitor' on 'testdb11b'
CRS-: Attempting to start 'ora.gipcd' on 'testdb11b'
CRS-: Start of 'ora.cssdmonitor' on 'testdb11b' succeeded
CRS-: Start of 'ora.gipcd' on 'testdb11b' succeeded
CRS-: Attempting to start 'ora.cssd' on 'testdb11b'
CRS-: Attempting to start 'ora.diskmon' on 'testdb11b'
CRS-: Start of 'ora.diskmon' on 'testdb11b' succeeded
CRS-: Start of 'ora.cssd' on 'testdb11b' succeeded ASM created and started successfully. Disk Group DATA created successfully. clscfg: -install mode specified
Successfully accumulated necessary OCR keys.
Creating OCR keys for user 'root', privgrp 'root'..
Operation successful.
Successful addition of voting disk ad234a0219fa4f05bf03be9cf16122da.
Successfully replaced voting disk group with +DATA.
CRS-: Voting file(s) successfully replaced
## STATE File Universal Id File Name Disk group
-- ----- ----------------- --------- ---------
. ONLINE ad234a0219fa4f05bf03be9cf16122da (/dev/raw/raw1) [DATA]
Located voting disk(s).
CRS-: Attempting to start 'ora.asm' on 'testdb11b'
CRS-: Start of 'ora.asm' on 'testdb11b' succeeded
CRS-: Attempting to start 'ora.DATA.dg' on 'testdb11b'
CRS-: Start of 'ora.DATA.dg' on 'testdb11b' succeeded
PRCR- : Failed to start resource ora.scan1.vip
CRS-: The resource action "ora.scan1.vip start" encountered the following error:
CRS-5005: IP Address: 192.168.1.24 is already in use in the network
. For details refer to "(:CLSN00107:)" in "/u01/app/11.2.0/grid/log/testdb11b/agent/crsd/orarootagent_root/orarootagent_root.log". CRS-: Start of 'ora.scan1.vip' on 'testdb11b' failed
CRS-: There are no more servers to try to place resource 'ora.scan1.vip' on that would satisfy its placement policy start scan ... failed
FirstNode configuration failed at /u01/app/11.2./grid/crs/install/crsconfig_lib.pm line .
/u01/app/11.2./grid/perl/bin/perl -I/u01/app/11.2./grid/perl/lib -I/u01/app/11.2./grid/crs/install /u01/app/11.2./grid/crs/install/rootcrs.pl execution failed
解决：
第一种原因可能是DNS没有配置，从11.2.0.2开始DNS是必须配置的。
配置DNS
卸载CRS，清理裸设备，使用asmlib方式绑定磁盘
dd if=/dev/zero of=/dev/raw/raw1 bs= count=
dd if=/dev/zero of=/dev/raw/raw2 bs= count=
dd if=/dev/zero of=/dev/raw/raw3 bs= count=
dd if=/dev/zero of=/dev/raw/raw4 bs= count=
[root@testdb11a ~]# oracleasm configure -i
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 <ENTER> without typing an
answer will keep that current value. Ctrl-C will abort. Default user to own the driver interface []: grid
Default group to own the driver interface []: asmdba
Start Oracle ASM library driver on boot (y/n) [n]: y
Scan for Oracle ASM disks on boot (y/n) [y]:
Writing Oracle ASM library driver configuration: done
[root@testdb11a ~]# oracleasm init
Creating /dev/oracleasm mount point: /dev/oracleasm
Loading module "oracleasm": oracleasm
Mounting ASMlib driver filesystem: /dev/oracleasm
[root@testdb11a ~]# /usr/sbin/oracleasm createdisk DISK1 /dev/sdb1
Writing disk header: done
Instantiating disk: done
[root@testdb11a ~]# /usr/sbin/oracleasm createdisk DISK2 /dev/sdc1
Writing disk header: done
Instantiating disk: done
[root@testdb11a ~]# /usr/sbin/oracleasm createdisk DISK3 /dev/sdd1
Writing disk header: done
Instantiating disk: done
[root@testdb11a ~]# /usr/sbin/oracleasm createdisk DISK4 /dev/sde1
Writing disk header: done
Instantiating disk: done
[root@testdb11a ~]# /usr/sbin/oracleasm scandisks
Reloading disk partitions: done
Cleaning any stale ASM disks...
Scanning system for ASM disks...
[root@testdb11a ~]# /usr/sbin/oracleasm listdisks
DISK1
DISK2
DISK3
DISK4
然后重新安装Grid Infrastructure。
(2)我的原因是：
重装了好几次，都是报这个错误，后来发现虚拟机的磁盘紊乱了，本来第一块二磁盘变成了第四块，但是两个虚拟机的顺序是一致的，后来把磁盘删除了又重新加上后搞定了。
a 在设置中删除并创建磁盘（vmware可以在线增删磁盘）
b 操作系统删除分区，并新建分区
c 重新绑定裸设备
d 重新安装Grid Infrastructure
清理方法详见：Oracle 11g RAC 卸载CRS步骤