如果命令不能执行，重启主机并再次尝试命令。
If the command fails to complete, reboot the host and try the command again.
对于那些RSH不能用于其网络环境中的任何软件系统的客户，DB 2 V8.2.2添加了使用SSH在远程分区上执行命令的能力。
For those customers that have mandated that RSH cannot be used by any software systems in their networks, DB2 V8.2.2 adds the ability to use SSH to execute commands on remote partitions.
遵从正确路径：通过在sudo中指定secure_path指令锁定二进制文件的路径——确保用户不能在secure_path之外执行命令。
Follow the right path: Lock down the path for binaries by specifying a secure_path directive in sudo — ensuring that users can't execute commands outside the secure_path.
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