Add performance optimization to Nested VM

[csit.git] / resources / tools / disk-image-builder / nested / image-patches / 06-dpdk-support

diff --git a/resources/tools/disk-image-builder/nested/image-patches/06-dpdk-support b/resources/tools/disk-image-builder/nested/image-patches/06-dpdk-support
index 99ac0e1..fb166ef 100755 (executable)
--- a/resources/tools/disk-image-builder/nested/image-patches/06-dpdk-support
+++ b/resources/tools/disk-image-builder/nested/image-patches/06-dpdk-support
@@ -50,6 +50,11 @@ do
   echo $dev > /sys/bus/pci/drivers/${TARGET_DRIVER}/bind
 done
 
+for i in $(ls /proc/irq/ | grep [0-9])
+do
+  echo 1 > /proc/irq/$i/smp_affinity
+done
+
 # Start testpmd in the background. This looks a bit convoluted; we need to redirect stdin
 # (and keep stdin active) or else testpmd will quit.
 tail -f /dev/null | nohup testpmd $@ > ${TESTPMD_LOG} 2>&1 &