grid安装过程中可能会出现各种问题，这个问题怎么处理？已经友好提示了，就顺着再来一遍
【问题现象】
[root@rac01 ~]# /u01/app/11.2.0.4/grid/root.sh
Performing root user operation for Oracle 11g
The following environment variables are set as:
ORACLE_OWNER= grid
ORACLE_HOME= /u01/app/11.2.0.4/grid
Enter the full pathname of the local bin directory: [/usr/local/bin]:
The contents of "dbhome" have not changed. No need to overwrite.
The contents of "oraenv" have not changed. No need to overwrite.
The contents of "coraenv" have not changed. No need to overwrite.

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/11.2.0.4/grid/crs/install/crsconfig_params
Creating trace directory
User ignored Prerequisites during installation
Installing Trace File Analyzer
CRS-4046: Invalid Oracle Clusterware configuration.
CRS-4000: Command Create failed, or completed with errors.
Failure initializing entries in /etc/oracle/scls_scr/rac01
/u01/app/11.2.0.4/grid/perl/bin/perl -I/u01/app/11.2.0.4/grid/perl/lib -I/u01/app/11.2.0.4/grid/crs/install /u01/app/11.2.0.4/grid/crs/install/rootcrs.pl execution failed

【如何解决】
#找到对应目录
[root@rac01 ~]# cd /u01/app/11.2.0.4/grid/crs/install/
[root@rac01 install]# ls -l rootcrs.pl
-rwxr-xr-x 1 root oinstall 36870 Jul 14 2013 rootcrs.pl

#这样执行一下就基本能搞定了
[root@rac01 install]# ./rootcrs.pl -deconfig -force -verbose
Using configuration parameter file: ./crsconfig_params
****Unable to retrieve Oracle Clusterware home.
Start Oracle Clusterware stack and try again.
CRS-4046: Invalid Oracle Clusterware configuration.
CRS-4000: Command Stop failed, or completed with errors.
################################################################
# You must kill processes or reboot the system to properly #
# cleanup the processes started by Oracle clusterware #
################################################################
Removing Trace File Analyzer
Failure in execution (rc=-1, 256, No such file or directory) for command /etc/init.d/ohasd deinstall
error: package cvuqdisk is not installed 暂时先忽略
Successfully deconfigured Oracle clusterware stack on this node

#最后再重新再执行 root.sh, 一般都能解决
[root@rac01 ~]# /u01/app/11.2.0.4/grid/root.sh
Performing root user operation for Oracle 11g

The following environment variables are set as:
ORACLE_OWNER= grid
ORACLE_HOME= /u01/app/11.2.0.4/grid

Enter the full pathname of the local bin directory: [/usr/local/bin]:
The contents of "dbhome" have not changed. No need to overwrite.
The contents of "oraenv" have not changed. No need to overwrite.
The contents of "coraenv" have not changed. No need to overwrite.

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/11.2.0.4/grid/crs/install/crsconfig_params
User ignored Prerequisites during installation
Installing Trace File Analyzer
OLR initialization - successful
root wallet
root wallet cert
root cert export
peer wallet
profile reader wallet
pa wallet
peer wallet keys
pa wallet keys
peer cert request
pa cert request
peer cert
pa cert
peer root cert TP
profile reader root cert TP
pa root cert TP
peer pa cert TP
pa peer cert TP
profile reader pa cert TP
profile reader peer cert TP
peer user cert
pa user cert
Adding Clusterware entries to upstart
CRS-2672: Attempting to start 'ora.mdnsd' on 'rac01'
CRS-2676: Start of 'ora.mdnsd' on 'rac01' succeeded
CRS-2672: Attempting to start 'ora.gpnpd' on 'rac01'
CRS-2676: Start of 'ora.gpnpd' on 'rac01' succeeded
CRS-2672: Attempting to start 'ora.cssdmonitor' on 'rac01'
CRS-2672: Attempting to start 'ora.gipcd' on 'rac01'
CRS-2676: Start of 'ora.cssdmonitor' on 'rac01' succeeded
CRS-2676: Start of 'ora.gipcd' on 'rac01' succeeded
CRS-2672: Attempting to start 'ora.cssd' on 'rac01'
CRS-2672: Attempting to start 'ora.diskmon' on 'rac01'
CRS-2676: Start of 'ora.diskmon' on 'rac01' succeeded
CRS-2676: Start of 'ora.cssd' on 'rac01' succeeded

ASM created and started successfully.

Disk Group OCR created successfully.

clscfg: -install mode specified
Successfully accumulated necessary OCR keys.
Creating OCR keys for user 'root', privgrp 'root'..
Operation successful.
CRS-4256: Updating the profile
Successful addition of voting disk a5c210ae13054f37bfb2739d812a5911.
Successful addition of voting disk 0b6a3e8ce8414f97bfda58fc22636f0e.
Successful addition of voting disk 4a8b709e45eb4fc7bffcdde71c701430.
Successfully replaced voting disk group with +OCR.
CRS-4256: Updating the profile
CRS-4266: Voting file(s) successfully replaced
## STATE File Universal Id File Name Disk group
-- ----- ----------------- --------- ---------
1. ONLINE a5c210ae13054f37bfb2739d812a5911 (/dev/asm-diskb) [OCR]
2. ONLINE 0b6a3e8ce8414f97bfda58fc22636f0e (/dev/asm-diskc) [OCR]
3. ONLINE 4a8b709e45eb4fc7bffcdde71c701430 (/dev/asm-diskd) [OCR]
Located 3 voting disk(s).
CRS-2672: Attempting to start 'ora.asm' on 'rac01'
CRS-2676: Start of 'ora.asm' on 'rac01' succeeded
CRS-2672: Attempting to start 'ora.OCR.dg' on 'rac01'
CRS-2676: Start of 'ora.OCR.dg' on 'rac01' succeeded
Preparing packages for installation...
cvuqdisk-1.0.9-1
Configure Oracle Grid Infrastructure for a Cluster ... succeeded
[root@rac01 ~]#