任何允许外部实体来输入数据的程序都容易受到恶意的攻击，例如缓冲区溢出和嵌入式控制字符。
Any program that allows an external entity to input data is vulnerable to malicious activity, such as buffer overflows and embedded control characters.
tcp _ sendspace——控制内核中用于缓冲应用程序数据的缓冲区空间大小。
Tcp_sendspace -this controls how much buffer space in the kernel is used to buffer application data.
可以使用lvmo修改每个卷组的pbuf(即固定内存缓冲区)，可以显示和控制用来缓存卷组数据的内存。
Lvmo allows you to change the pbuf, or pinned memory buffers, used for each volume group, and therefore shows and allows control over the memory used to cache volume group data.
应用推荐