//go:build !with_low_memory package pool const ( // io.Copy default buffer size is 32 KiB // but the maximum packet size of vmess/shadowsocks is about 16 KiB // so define a buffer of 20 KiB to reduce the memory of each TCP relay RelayBufferSize = 20 * 1024 // RelayBufferSize uses 20KiB, but due to the allocator it will actually // request 32Kib. Most UDPs are smaller than the MTU, and the TUN's MTU // set to 9000, so the UDP Buffer size set to 16Kib UDPBufferSize = 16 * 1024 )