MT7915/MT7975/IPQ6000/IPQ6018/IPQ6010/IPQ4019/IPQ4029/ipq4018/IPQ4028/IPQ8072/IPQ8072A/IPQ8074/IPQ8074A/IQCN6024/QCN9074/QCN9072/QCN9024/IPQ5018/AR9223//QCA9882/AR9582/AR9531/AR93

1：yumupdate2：yuminstallgcc3:   1.下载源码包：            http://ftp.nluug.nl/gnu/gdb/gdb7.8.2.tar.gz(https://www.oschina.net/action/GoToLink?urlhttp%3A%2F%2Fftp.nluug.nl

1\.cd进入Tomcat的bin目录cdtomcat/bin2\.退出Tomcat服务./shutdown.sh3\.查看catalina.sh，按"i"键进入编辑模式，添加代码JAVA\_OPTS"$JAVA\_OPTSDjava.awt.headlesstrue"，然后按"ESC"键退出编辑模式，输入"

说明：测试的RAC只2个节点，整体步骤来自ORACLE官方文档：https://docs.oracle.com/cd/E11882\_01/rac.112/e41960/adddelunix.htmRACAD7358步骤3从cluster中删除节点来自ORACLE官方文档(DeletingaClusterNodeo