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环境，VM workstation Pro15 + redhat 6.10 + 11gr2
在安装rac的时候，节点1运行root.sh正常，节点2运行root.sh的时候出现错误
[root@rac02 grid]# sh 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/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/grid/crs/install/crsconfig_params
User ignored Prerequisites during installation
Installing Trace File Analyzer
Start of resource "ora.crsd" failed
CRS-2800: Cannot start resource 'ora.asm' as it is already in the INTERMEDIATE state on server 'rac02'
CRS-4000: Command Start failed, or completed with errors.
Failed to start Oracle Grid Infrastructure stack
Failed to start Cluster Ready Services at /u01/app/11.2.0/grid/crs/install/crsconfig_lib.pm line 1353.
/u01/app/11.2.0/grid/perl/bin/perl -I/u01/app/11.2.0/grid/perl/lib -I/u01/app/11.2.0/grid/crs/install /u01/app/11.2.0/grid/crs/install/rootcrs.pl execution failed
[root@rac02 grid]# 解决方法：
把磁盘的空间扩展方式，设置成一次性分配好空间。再次安装RAC就正常了。
END。