shrink per-direction buffer to 4k

build-release.sh

@@ -6,11 +6,8 @@ cd $BUILD_DIR
 
 sum="sha1sum"
 
-if [ "$GO111MODULE" != "on" ]; then
-	echo "GO111MODULE is off"
-else
-	echo "GO111MODULE is on"
-fi 
+export GO111MODULE=on
+echo "Setting GO111MODULE to" $GO111MODULE
 
 if ! hash sha1sum 2>/dev/null; then
 	if ! hash shasum 2>/dev/null; then

client/main.go

@@ -100,7 +100,7 @@ func main() {
 		log.SetFlags(log.LstdFlags | log.Lshortfile)
 	}
 	xmitBuf.New = func() interface{} {
-		return make([]byte, 32768)
+		return make([]byte, 4096)
 	}
 
 	myApp := cli.NewApp()

go.mod

@@ -14,7 +14,7 @@ require (
 	github.com/xtaci/kcp-go v5.4.19+incompatible
 	github.com/xtaci/lossyconn v0.0.0-20190602105132-8df528c0c9ae // indirect
 	github.com/xtaci/smux v1.4.4
-	github.com/xtaci/smux/v2 v2.0.11
+	github.com/xtaci/smux/v2 v2.0.13
 	github.com/xtaci/tcpraw v1.2.25
 	golang.org/x/crypto v0.0.0-20190909091759-094676da4a83
 	golang.org/x/net v0.0.0-20190909003024-a7b16738d86b // indirect

go.sum

@@ -39,6 +39,8 @@ github.com/xtaci/smux v1.4.4 h1:FukIfahko+KHhS9Gxppkp6756opZymvPOLNmpny1is4=
 github.com/xtaci/smux v1.4.4/go.mod h1:LuA3S0xssf4fmGRJ7ow3EehgmDUzib4EcobaFNKvlMA=
 github.com/xtaci/smux/v2 v2.0.11 h1:thVWmgGRciZ8iaATwpY2B/51aHzmMI6wrF7DfcJSckU=
 github.com/xtaci/smux/v2 v2.0.11/go.mod h1:Iqy5a3Gax2p7WCKHOHkSNo/COthNFXd3/vqrcKNtzqI=
+github.com/xtaci/smux/v2 v2.0.13 h1:T3VtVS8CQ2nbsMttkzTB48acij5HAhi8x8gYe9SodJA=
+github.com/xtaci/smux/v2 v2.0.13/go.mod h1:Iqy5a3Gax2p7WCKHOHkSNo/COthNFXd3/vqrcKNtzqI=
 github.com/xtaci/tcpraw v1.2.25 h1:VDlqo0op17JeXBM6e2G9ocCNLOJcw9mZbobMbJjo0vk=
 github.com/xtaci/tcpraw v1.2.25/go.mod h1:dKyZ2V75s0cZ7cbgJYdxPvms7af0joIeOyx1GgJQbLk=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=

server/main.go

@@ -164,7 +164,7 @@ func main() {
 		log.SetFlags(log.LstdFlags | log.Lshortfile)
 	}
 	xmitBuf.New = func() interface{} {
-		return make([]byte, 32768)
+		return make([]byte, 4096)
 	}
 
 	myApp := cli.NewApp()