port2_pci=$4
#kill the dpdk application
-sudo pkill testpmd
-sudo pkill l2fwd
-sudo pkill l3fwd
+sudo pgrep testpmd
+if [ $? -eq "0" ]; then
+ success=false
+ sudo pkill tail
+ sudo pkill testpmd
+ for attempt in {1..5}; do
+ sudo pgrep testpmd
+ if [ $? -eq "1" ]; then
+ success=true
+ break
+ fi
+ sleep 1
+ done
+ if [ "$success" = false ]; then
+ echo "The command sudo pkill testpmd failed"
+ exit 1
+ fi
+ cat ${TESTPMD_LOG}
+fi
+
+sudo rm -f ${TESTPMD_LOG}
sudo rm -f ${TESTPMD_PID}
sudo rm -f /dev/hugepages/*
-cat ${TESTPMD_LOG}
-
-sleep 2
cd ${ROOTDIR}/dpdk-16.07/
./tools/dpdk-devbind.py -b ${port1_driver} ${port1_pci}