RAC安装过程中，安装GI，运行root.sh脚本时报如下错误：
# /u01/app/11.2.0/grid/root.sh Running Oracle 11g root script... The following environment variables are set as: ORACLE_OWNER= oragrid ORACLE_HOME= /u01/app/11.2.0/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/11.2.0/grid/crs/install/crsconfig_params Creating trace directory /u01/app/11.2.0/grid/bin/clscfg.bin: error while loading shared libraries: libcap.so.1: cannot open shared object file: No such file or directory Failed to create keys in the OLR, rc = 127, 32512 Failed to create keys in the OLR at /u01/app/11.2.0/grid/crs/install/crsconfig_lib.pm line 6785. /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
解决方法（所有节点都要安装）：
]# yum install compat-libcap1-1.10-1.x86_64.rpm warning: compat-libcap1-1.10-1.x86_64.rpm: Header V3 RSA/SHA256 Signature, key ID ec551f03: NOKEY Preparing... ########################################### [100%] 1:compat-libcap1 ########################################### [100%]