commit ce898489e4ff2567b297c8f8776504b9924f432a
author Narayan Reddy <narayanr@nvidia.com> Mon Mar 24 16:53:03 2014 +0530
committer JP Abgrall <jpa@google.com> Fri Apr 18 19:19:44 2014 +0000
tree cd821ebf37998847c8bc89512e40a1b3a9815c97
parent e99e5474e101034e2d6e095ebdca011cb62b9386

rootdir: init.rc: update max TCP window sizes for mobile networks

GRPS: RTT=600ms, max tput=80kbps (class 12 GMSK 4+1)
EDGE: RTT=300ms, max tput=236kbps (class 12 8PSK)
UMTS: RTT=200ms, max tput=384kbps (R99)
HSDPA: RTT=75ms, max tput=14Mbps (cat 10)
HSUPA: RTT=50ms, max tput=14Mbps
HSPA: RTT=50ms, max tput=14Mbps
HSPA+: RTT=50ms, max tput=42Mbps (cat 20)
LTE: RTT=20ms, max tput=100Mbps (class 3)

bug 67569

Change-Id: I9d62359bbd11dc68e3649a7ea2295d0d4e25e3f2
Signed-off-by: Narayan Reddy <narayanr@nvidia.com>
Signed-off-by: Steve Lin <stlin@nvidia.com>

rootdir/init.rc

diff --git a/rootdir/init.rc b/rootdir/init.rc
index dfb98f0..0ef097c 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -372,13 +372,13 @@
     setprop net.tcp.buffersize.wifi     524288,1048576,2097152,262144,524288,1048576
     setprop net.tcp.buffersize.ethernet 524288,1048576,3145728,524288,1048576,2097152
     setprop net.tcp.buffersize.lte      524288,1048576,2097152,262144,524288,1048576
-    setprop net.tcp.buffersize.umts     4094,87380,110208,4096,16384,110208
-    setprop net.tcp.buffersize.hspa     4094,87380,262144,4096,16384,262144
-    setprop net.tcp.buffersize.hsupa    4094,87380,262144,4096,16384,262144
-    setprop net.tcp.buffersize.hsdpa    4094,87380,262144,4096,16384,262144
-    setprop net.tcp.buffersize.hspap    4094,87380,1220608,4096,16384,1220608
-    setprop net.tcp.buffersize.edge     4093,26280,35040,4096,16384,35040
-    setprop net.tcp.buffersize.gprs     4092,8760,11680,4096,8760,11680
+    setprop net.tcp.buffersize.umts     58254,349525,1048576,58254,349525,1048576
+    setprop net.tcp.buffersize.hspa     40778,244668,734003,16777,100663,301990
+    setprop net.tcp.buffersize.hsupa    40778,244668,734003,16777,100663,301990
+    setprop net.tcp.buffersize.hsdpa    61167,367002,1101005,8738,52429,262114
+    setprop net.tcp.buffersize.hspap    122334,734003,2202010,32040,192239,576717
+    setprop net.tcp.buffersize.edge     4093,26280,70800,4096,16384,70800
+    setprop net.tcp.buffersize.gprs     4092,8760,48000,4096,8760,48000
     setprop net.tcp.buffersize.evdo     4094,87380,262144,4096,16384,262144
 
     class_start core