CLOUDSTACK-3623 Enabled rps, rfs on vpc VR

patches/systemvm/debian/config/etc/init.d/cloud-early-config

@@ -366,6 +366,18 @@ disable_hvc() {
   [  -d /proc/xen ] && sed -i 's/^#vc/vc/' /etc/inittab && telinit q
 }
 
+enable_vpc_rpsrfs() {
+    local enable=$1
+    if [ $eanble -eq 0]
+    then
+        echo 0 > /etc/rpsrfsenable
+    else
+        echo 1 > /etc/rpsrfsenable
+    fi
+
+    return 0
+}
+
 enable_rpsrfs() {
   local enable=$1
 
@@ -400,7 +412,7 @@ enable_rpsrfs() {
   echo $hex > /sys/class/net/eth0/queues/rx-0/rps_cpus
   echo $hex > /sys/class/net/eth2/queues/rx-0/rps_cpus
 
-  #enble rps
+  #enble rfs
   echo 256 > /proc/sys/net/core/rps_sock_flow_entries
   echo 256 > /sys/class/net/eth0/queues/rx-0/rps_flow_cnt
   echo 256 > /sys/class/net/eth2/queues/rx-0/rps_flow_cnt
@@ -848,6 +860,7 @@ EOF
   enable_svc dnsmasq 1
   enable_svc haproxy 1
   enable_irqbalance 1
+  enable_vpc_rpsrfs 1
   enable_svc cloud 0
   disable_rpfilter
   enable_fwding 1

patches/systemvm/debian/config/opt/cloud/bin/vpc_guestnw.sh

@@ -159,6 +159,50 @@ create_guest_network() {
   setup_dnsmasq
   setup_apache2
   setup_passwdsvcs
+
+  #enable rps, rfs
+  enable_rpsrfs $dev
+}
+
+enable_rpsrfs() {
+
+    if [  -f /etc/rpsrfsenable ]
+    then
+        enable=$(cat /etc/rpsrfsenable)
+        if [ $enable -eq 0 ]
+        then
+            return 0
+        fi
+    else
+        return 0
+    fi
+
+    proc=$(cat /proc/cpuinfo | grep "processor" | wc -l)
+    if [ $proc -le 1 ]
+    then
+        return 0
+    fi
+    dev=$1
+
+    num=1
+    num=$(($num<<$proc))
+    num=$(($num-1));
+    echo $num;
+    hex=$(printf "%x\n" $num)
+    echo $hex;
+    #enable rps
+    echo $hex > /sys/class/net/$dev/queues/rx-0/rps_cpus
+
+    #enble rfs
+    rps_flow_entries=$(cat /proc/sys/net/core/rps_sock_flow_entries)
+
+    if [ $rps_flow_entries -eq 0 ]
+    then
+        echo 256 > /proc/sys/net/core/rps_sock_flow_entries
+    fi
+
+    echo 256 > /sys/class/net/$dev/queues/rx-0/rps_flow_cnt
+
 }
 
 destroy_guest_network() {

patches/systemvm/debian/config/opt/cloud/bin/vpc_ipassoc.sh

@@ -85,10 +85,55 @@ add_an_ip () {
   then
     sudo iptables -t mangle -A PREROUTING -i $ethDev -m state --state NEW -j CONNMARK --set-mark $tableNo 2>/dev/null
   fi
+
+  enable_rpsrfs $ethDev
   add_routing 
   return $?
 }
 
+enable_rpsrfs() {
+
+    if [  -f /etc/rpsrfsenable ]
+    then
+        enable=$(cat /etc/rpsrfsenable)
+        if [ $enable -eq 0 ]
+        then
+            return 0
+        fi
+    else
+        return 0
+    fi
+
+    proc=$(cat /proc/cpuinfo | grep "processor" | wc -l)
+    if [ $proc -le 1 ]
+    then
+        return 0
+    fi
+    dev=$1
+
+    num=1
+    num=$(($num<<$proc))
+    num=$(($num-1));
+    echo $num;
+    hex=$(printf "%x\n" $num)
+    echo $hex;
+    #enable rps
+    echo $hex > /sys/class/net/$dev/queues/rx-0/rps_cpus
+
+    #enble rfs
+    rps_flow_entries=$(cat /proc/sys/net/core/rps_sock_flow_entries)
+
+    if [ $rps_flow_entries -eq 0 ]
+    then
+        echo 256 > /proc/sys/net/core/rps_sock_flow_entries
+    fi
+
+    if [ $(cat /sys/class/net/$dev/queues/rx-0/rps_flow_cnt) -eq 0 ]
+    then
+        echo 256 > /sys/class/net/$dev/queues/rx-0/rps_flow_cnt
+    fi
+}
+
 remove_an_ip () {
   logger -t cloud "$(basename $0):Removing ip $pubIp on interface $ethDev"
   local existingIpMask=$(sudo ip addr show dev $ethDev | grep -v "inet6" | grep "inet " | awk '{print $2}')