下面的示例演示如何重新启动进程或向它们发信号。
The example below shows how processes can be restarted or signalled.
目标是恢复服务器并让它正常运行，这可能只是意味着重新启动进程。
The goal is to get the server back up and running as quickly as possible, which probably just means restarting the process.
即使这样，也可以重新启动进程，从内存中擦除密钥，并充分保护您的交换文件。
Even then, it may be advisable to restart your process to wipe the key from memory and to sufficiently protect your swap file.
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