取而代之的是，只有包含关于数据的位置和长度的信息的描述符被追加到了套接字缓冲区。
Instead, only descriptors with information about the location and length of the data are appended to the socket buffer.
该进程写入数据，一直到达缓冲区的末尾，然后将剩余的数据复制到缓冲区的开始位置，覆盖以前的日志条目。
The process writes whatever data it can until the end of the buffer, and the remaining data is copied to start overwriting the previous log entry.
该进程写入数据，一直到达缓冲区的末尾，然后将剩余的数据复制到缓冲区的开始位置，覆盖以前的日志条目。
The process writes whatever data it can until the end of the buffer, and the remaining data is copied to start overwriting the previous log entry.
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