proc/sys/net/core/rmem_default "110592" Defines the default receive window size; for a large BDP, the size should be larger.

proc/sys/net/core/rmem_default "110592" 定义默认的接收窗口大小；对于更大的 BDP 来说，这个大小也应该更大。

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tcp_receivespace —In addition to controlling the amount of buffer space to be consumed by receive buffers, AIX 7 also uses this value to determine the size to make its transmit window.

tcp_receivespace — 除了控制接收缓冲区所消耗的缓冲区空间总量之外，AIX 7 还使用这个值来确定其传输窗口的大小。

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The size of TCP send and receive buffer have an impact on the maximum value of TCP congestion window.

TCP发送接收窗口的大小影响着TCP拥塞窗口所能达到的最大值，从而影响了TCP业务所能达到的吞吐率。

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