diff --git a/test_plans/vm2vm_virtio_net_perf_cbdma_test_plan.rst b/test_plans/vm2vm_virtio_net_perf_cbdma_test_plan.rst
index 87e91c17..abcd3d88 100644
--- a/test_plans/vm2vm_virtio_net_perf_cbdma_test_plan.rst
+++ b/test_plans/vm2vm_virtio_net_perf_cbdma_test_plan.rst
@@ -113,23 +113,27 @@ by verifing the TSO/cksum in the TCP/IP stack when vhost uses the asynchronous o
 3. Launch VM1 and VM2::
 
 	taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 1 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.img  \
-	-chardev socket,path=/tmp/vm1_qga0.sock,server,nowait,id=vm1_qga0 -device virtio-serial \
-	-device virtserialport,chardev=vm1_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm1_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004.img  \
+	-monitor unix:/tmp/vm1_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6000-:22 \
+	-chardev socket,path=/tmp/vm1_qga0.sock,server,nowait,id=vm1_qga0 \
+	-device virtio-serial \
+	-device virtserialport,chardev=vm1_qga0,name=org.qemu.guest_agent.1 -daemonize \
 	-chardev socket,id=char0,path=./vhost-net0 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \
 	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on -vnc :10
 
 	taskset -c 33 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 1 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
-	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004_2.img  \
+	-monitor unix:/tmp/vm2_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
 	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \
+	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 \
+	-device virtio-serial \
+	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
 	-chardev socket,id=char0,path=./vhost-net1 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \
 	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on -vnc :12
@@ -155,7 +159,7 @@ by verifing the TSO/cksum in the TCP/IP stack when vhost uses the asynchronous o
 
 Test Case 2: VM2VM virtio-net split ring mergeable 8 queues CBDMA enable test with large packet payload valid check
 -------------------------------------------------------------------------------------------------------------------
-This case uses iperf and scp to test the payload of large packet (larger than 1MB) is valid after packets forwarding in 
+This case uses iperf and scp to test the payload of large packet (larger than 1MB) is valid after packets forwarding in
 vm2vm vhost-user/virtio-net split ring mergeable path when vhost uses the asynchronous operations with CBDMA channels.
 The dynamic change of multi-queues number and iova as VA and PA mode also test.
 
@@ -173,28 +177,30 @@ The dynamic change of multi-queues number and iova as VA and PA mode also test.
 3. Launch VM1 and VM2 using qemu::
 
 	taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 8 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
-	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004.img  \
+	-monitor unix:/tmp/vm1_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6000-:22 \
+	-chardev socket,path=/tmp/vm1_qga0.sock,server,nowait,id=vm1_qga0 \
+	-device virtio-serial \
+	-device virtserialport,chardev=vm1_qga0,name=org.qemu.guest_agent.1 -daemonize \
 	-chardev socket,id=char0,path=./vhost-net0,server \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=8 \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,\
-	mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on -vnc :10
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on -vnc :10
 
 	taskset -c 40 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 8 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004_2.img  \
+	-monitor unix:/tmp/vm2_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6001-:22 \
+	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 \
+	-device virtio-serial \
 	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \
 	-chardev socket,id=char0,path=./vhost-net1,server \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=8 \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,\
-	mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on -vnc :12
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on -vnc :12
 
 4. On VM1, set virtio device IP and run arp protocal::
 
@@ -208,7 +214,7 @@ The dynamic change of multi-queues number and iova as VA and PA mode also test.
 	ifconfig ens5 1.1.1.8
 	arp -s 1.1.1.2 52:54:00:00:00:01
 
-6. Scp 1MB file form VM1 to VM2::
+6. Scp 10MB file form VM1 to VM2::
 
 	Under VM1, run: `scp <xxx> root@1.1.1.8:/`   <xxx> is the file name
 
@@ -254,7 +260,7 @@ The dynamic change of multi-queues number and iova as VA and PA mode also test.
 
 	ethtool -L ens5 combined 4
 
-15. Scp 1MB file form VM1 to VM2::
+15. Scp 10MB file form VM1 to VM2::
 
 	Under VM1, run: `scp <xxx> root@1.1.1.8:/`   <xxx> is the file name
 
@@ -279,7 +285,7 @@ The dynamic change of multi-queues number and iova as VA and PA mode also test.
 
 	ethtool -L ens5 combined 1
 
-20. Scp 1MB file form VM1 to VM2M, check packets can be forwarding success by scp::
+20. Scp 10MB file form VM1 to VM2M, check packets can be forwarding success by scp::
 
 	Under VM1, run: `scp <xxx> root@1.1.1.8:/`   <xxx> is the file name
 
@@ -291,7 +297,7 @@ The dynamic change of multi-queues number and iova as VA and PA mode also test.
 Test Case 3: VM2VM virtio-net split ring non-mergeable 8 queues CBDMA enable test with large packet payload valid check
 -----------------------------------------------------------------------------------------------------------------------
 This case uses iperf and scp to test the payload of large packet (larger than 1MB) is valid after packets forwarding in
-vm2vm vhost-user/virtio-net split ring non-mergeable path when vhost uses the asynchronous operations with CBDMA channels. 
+vm2vm vhost-user/virtio-net split ring non-mergeable path when vhost uses the asynchronous operations with CBDMA channels.
 The dynamic change of multi-queues number and the reconnection also test.
 
 1. Bind 16 CBDMA channels to vfio-pci, as common step 1.
@@ -309,28 +315,30 @@ The dynamic change of multi-queues number and the reconnection also test.
 3. Launch VM1 and VM2::
 
 	taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 8 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
-	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004.img  \
+	-monitor unix:/tmp/vm1_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6000-:22 \
+	-chardev socket,path=/tmp/vm1_qga0.sock,server,nowait,id=vm1_qga0 \
+	-device virtio-serial \
+	-device virtserialport,chardev=vm1_qga0,name=org.qemu.guest_agent.1 -daemonize \
 	-chardev socket,id=char0,path=./vhost-net0,server \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=8 \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=off,\
-	mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on -vnc :10
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=off,mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on -vnc :10
 
 	taskset -c 40 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 8 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004_2.img  \
+	-monitor unix:/tmp/vm2_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6001-:22 \
+	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 \
+	-device virtio-serial \
 	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \
 	-chardev socket,id=char0,path=./vhost-net1,server \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=8 \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=off,\
-	mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on -vnc :12
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=off,mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on -vnc :12
 
 4. On VM1, set virtio device IP and run arp protocal::
 
@@ -344,7 +352,7 @@ The dynamic change of multi-queues number and the reconnection also test.
 	ifconfig ens5 1.1.1.8
 	arp -s 1.1.1.2 52:54:00:00:00:01
 
-6. Scp 1MB file form VM1 to VM2::
+6. Scp 10MB file form VM1 to VM2::
 
 	Under VM1, run: `scp <xxx> root@1.1.1.8:/`   <xxx> is the file name
 
@@ -371,7 +379,7 @@ The dynamic change of multi-queues number and the reconnection also test.
 	-- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8
 	testpmd>start
 
-11. Scp 1MB file form VM1 to VM2::
+11. Scp 10MB file form VM1 to VM2::
 
 	Under VM1, run: `scp <xxx> root@1.1.1.8:/`   <xxx> is the file name
 
@@ -395,7 +403,7 @@ The dynamic change of multi-queues number and the reconnection also test.
 
 	ethtool -L ens5 combined 1
 
-16. Scp 1MB file form VM1 to VM2M, check packets can be forwarding success by scp::
+16. Scp 10MB file form VM1 to VM2M, check packets can be forwarding success by scp::
 
 	Under VM1, run: `scp <xxx> root@1.1.1.8:/`   <xxx> is the file name
 
@@ -433,28 +441,30 @@ and perform SW checksum in Rx/Tx path.
 3. Launch VM1 and VM2 using qemu::
 
 	taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 8 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
-	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004.img  \
+	-monitor unix:/tmp/vm1_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6000-:22 \
+	-chardev socket,path=/tmp/vm1_qga0.sock,server,nowait,id=vm1_qga0 \
+	-device virtio-serial \
+	-device virtserialport,chardev=vm1_qga0,name=org.qemu.guest_agent.1 -daemonize \
 	-chardev socket,id=char0,path=./vhost-net0,server \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=16 \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,\
-	mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=off,guest_ecn=on,guest_ufo=on,host_ufo=on -vnc :10
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=off,guest_ecn=on,guest_ufo=on,host_ufo=on -vnc :10
 
 	taskset -c 40 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 8 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004_2.img  \
+	-monitor unix:/tmp/vm2_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6001-:22 \
+	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 \
+	-device virtio-serial \
 	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \
 	-chardev socket,id=char0,path=./vhost-net1,server \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=16 \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,\
-	mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=off,guest_ecn=on,guest_ufo=on,host_ufo=on -vnc :12
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=off,guest_ecn=on,guest_ufo=on,host_ufo=on -vnc :12
 
 4. On VM1, set virtio device IP and run arp protocal::
 
@@ -468,7 +478,7 @@ and perform SW checksum in Rx/Tx path.
 	ifconfig ens5 1.1.1.8
 	arp -s 1.1.1.2 52:54:00:00:00:01
 
-6. Scp 1MB file form VM1 to VM2::
+6. Scp 10MB file form VM1 to VM2::
 
 	Under VM1, run: `scp <xxx> root@1.1.1.8:/`   <xxx> is the file name
 
@@ -495,28 +505,30 @@ by verifing the TSO/cksum in the TCP/IP stack when vhost uses the asynchronous o
 3. Launch VM1 and VM2 on socket 1 with qemu::
 
 	taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 1 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
-	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004.img  \
+	-monitor unix:/tmp/vm1_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6000-:22 \
+	-chardev socket,path=/tmp/vm1_qga0.sock,server,nowait,id=vm1_qga0 \
+	-device virtio-serial \
+	-device virtserialport,chardev=vm1_qga0,name=org.qemu.guest_agent.1 -daemonize \
 	-chardev socket,id=char0,path=./vhost-net0 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,\
-	csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :10
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :10
 
 	taskset -c 33 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 1 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004_2.img  \
+	-monitor unix:/tmp/vm2_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6001-:22 \
+	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 \
+	-device virtio-serial \
 	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \
 	-chardev socket,id=char0,path=./vhost-net1 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,\
-	csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :12
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :12
 
 4. On VM1, set virtio device IP and run arp protocal::
 
@@ -557,28 +569,32 @@ vm2vm vhost-user/virtio-net packed ring mergeable path and 8 queues when vhost u
 3. Launch VM1 and VM2 with qemu::
 
 	taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 8 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
-	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004.img  \
+	-monitor unix:/tmp/vm1_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6000-:22 \
+    -chardev socket,path=/tmp/vm1_qga0.sock,server,nowait,id=vm1_qga0 -daemonize \
+	-device virtio-serial \
+	-device virtserialport,chardev=vm1_qga0,name=org.qemu.guest_agent.1 \
 	-chardev socket,id=char0,path=./vhost-net0 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=8 \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,\
-	mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :10
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on \
+	-vnc :10
 
 	taskset -c 40 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 8 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004_2.img  \
+	-monitor unix:/tmp/vm2_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6001-:22 \
+	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 \
+	-device virtio-serial \
 	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \
 	-chardev socket,id=char0,path=./vhost-net1 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=8 \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,\
-	mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :12
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on \
+	-vnc :12
 
 4. On VM1, set virtio device IP and run arp protocal::
 
@@ -592,7 +608,7 @@ vm2vm vhost-user/virtio-net packed ring mergeable path and 8 queues when vhost u
 	ifconfig ens5 1.1.1.8
 	arp -s 1.1.1.2 52:54:00:00:00:01
 
-6. Scp 1MB file form VM1 to VM2::
+6. Scp 10MB file form VM1 to VM2::
 
 	Under VM1, run: `scp <xxx> root@1.1.1.8:/`   <xxx> is the file name
 
@@ -623,28 +639,30 @@ vm2vm vhost-user/virtio-net packed ring non-mergeable path and 8 queues when vho
 3. Launch VM1 and VM2::
 
 	taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 8 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
-	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004.img  \
+	-monitor unix:/tmp/vm1_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6000-:22 \
+	-chardev socket,path=/tmp/vm1_qga0.sock,server,nowait,id=vm1_qga0 \
+	-device virtio-serial \
+	-device virtserialport,chardev=vm1_qga0,name=org.qemu.guest_agent.1 -daemonize \
 	-chardev socket,id=char0,path=./vhost-net0 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=8 \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=off,\
-	mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :10
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=off,mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :10
 
 	taskset -c 40 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 8 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004_2.img  \
+	-monitor unix:/tmp/vm2_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6001-:22 \
+	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 \
+	-device virtio-serial \
 	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \
 	-chardev socket,id=char0,path=./vhost-net1 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=8 \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=off,\
-	mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :12
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=off,mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :12
 
 4. On VM1, set virtio device IP and run arp protocal::
 
@@ -658,7 +676,7 @@ vm2vm vhost-user/virtio-net packed ring non-mergeable path and 8 queues when vho
 	ifconfig ens5 1.1.1.8
 	arp -s 1.1.1.2 52:54:00:00:00:01
 
-6. Scp 1MB file form VM1 to VM2::
+6. Scp 10MB file form VM1 to VM2::
 
 	Under VM1, run: `scp <xxx> root@1.1.1.8:/`   <xxx> is the file name
 
@@ -698,28 +716,30 @@ and perform SW checksum in Rx/Tx path.
 3. Launch VM1 and VM2 with qemu::
 
 	taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 8 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge1G0,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
-	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004.img  \
+	-monitor unix:/tmp/vm1_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6000-:22 \
+	-chardev socket,path=/tmp/vm1_qga0.sock,server,nowait,id=vm1_qga0 \
+	-device virtio-serial \
+	-device virtserialport,chardev=vm1_qga0,name=org.qemu.guest_agent.1 -daemonize \
 	-chardev socket,id=char0,path=./vhost-net0 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=16 \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,\
-	mq=on,vectors=40,csum=on,guest_csum=off,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :10
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,mq=on,vectors=40,csum=on,guest_csum=off,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :10
 
 	taskset -c 40 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 8 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge1G1,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004_2.img  \
+	-monitor unix:/tmp/vm2_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6001-:22 \
+	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 \
+	-device virtio-serial \
 	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \
 	-chardev socket,id=char0,path=./vhost-net1 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=16 \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,\
-	mq=on,vectors=40,csum=on,guest_csum=off,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :12
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,mq=on,vectors=40,csum=on,guest_csum=off,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :12
 
 4. On VM1, set virtio device IP and run arp protocal::
 
@@ -733,7 +753,7 @@ and perform SW checksum in Rx/Tx path.
 	ifconfig ens5 1.1.1.8
 	arp -s 1.1.1.2 52:54:00:00:00:01
 
-6. Scp 1MB file form VM1 to VM2::
+6. Scp 10MB file form VM1 to VM2::
 
 	Under VM1, run: `scp <xxx> root@1.1.1.8:/`   <xxx> is the file name
 
@@ -764,28 +784,30 @@ and the dma ring size is small.
 3. Launch VM1 and VM2 on socket 1 with qemu::
 
 	taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 1 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
-	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004.img  \
+	-monitor unix:/tmp/vm1_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6000-:22 \
+	-chardev socket,path=/tmp/vm1_qga0.sock,server,nowait,id=vm1_qga0 \
+	-device virtio-serial \
+	-device virtserialport,chardev=vm1_qga0,name=org.qemu.guest_agent.1 -daemonize \
 	-chardev socket,id=char0,path=./vhost-net0 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,\
-	csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :10
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :10
 
 	taskset -c 33 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 1 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004_2.img  \
+	-monitor unix:/tmp/vm2_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6001-:22 \
+	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 \
+	-device virtio-serial \
 	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \
 	-chardev socket,id=char0,path=./vhost-net1 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,\
-	csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :12
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :12
 
 4. On VM1, set virtio device IP and run arp protocal::
 
@@ -797,7 +819,7 @@ and the dma ring size is small.
 	ifconfig ens5 1.1.1.8
 	arp -s 1.1.1.2 52:54:00:00:00:01
 
-6. Scp 1MB file form VM1 to VM2::
+6. Scp 10MB file form VM1 to VM2::
 
 	Under VM1, run: `scp <xxx> root@1.1.1.8:/`   <xxx> is the file name
 
@@ -828,28 +850,30 @@ vm2vm vhost-user/virtio-net packed ring mergeable path and 8 queues  with legacy
 3. Launch VM1 and VM2 with qemu::
 
 	taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 8 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
-	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004.img  \
+	-monitor unix:/tmp/vm1_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6000-:22 \
+	-chardev socket,path=/tmp/vm1_qga0.sock,server,nowait,id=vm1_qga0 \
+	-device virtio-serial \
+	-device virtserialport,chardev=vm1_qga0,name=org.qemu.guest_agent.1 -daemonize \
 	-chardev socket,id=char0,path=./vhost-net0 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=8 \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,\
-	mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :10
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :10
 
 	taskset -c 40 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 8 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004_2.img  \
+	-monitor unix:/tmp/vm2_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6001-:22 \
+	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 \
+	-device virtio-serial \
 	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \
 	-chardev socket,id=char0,path=./vhost-net1 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=8 \
-	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,\
-	mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :12
+	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :12
 
 4. On VM1, set virtio device IP and run arp protocal::
 
@@ -863,7 +887,7 @@ vm2vm vhost-user/virtio-net packed ring mergeable path and 8 queues  with legacy
 	ifconfig ens5 1.1.1.8
 	arp -s 1.1.1.2 52:54:00:00:00:01
 
-6. Scp 1MB file form VM1 to VM2::
+6. Scp 10MB file form VM1 to VM2::
 
 	Under VM1, run: `scp <xxx> root@1.1.1.8:/`   <xxx> is the file name
 
diff --git a/test_plans/vswitch_sample_cbdma_test_plan.rst b/test_plans/vswitch_sample_cbdma_test_plan.rst
index 6d1b76c9..a93ebff2 100644
--- a/test_plans/vswitch_sample_cbdma_test_plan.rst
+++ b/test_plans/vswitch_sample_cbdma_test_plan.rst
@@ -177,12 +177,14 @@ This case checks that the split ring with CBDMA channel can work stably when the
 3. Start VM0 with qemu::
 
 	qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 4 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
-	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004.img  \
+	-monitor unix:/tmp/vm1_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6000-:22 \
+	-chardev socket,path=/tmp/vm1_qga0.sock,server,nowait,id=vm1_qga0 \
+	-device virtio-serial \
+	-device virtserialport,chardev=vm1_qga0,name=org.qemu.guest_agent.2 -daemonize \
 	-chardev socket,id=char0,path=/root/dpdk/vhost-net0,server \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \
 	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on -vnc :10
@@ -190,12 +192,14 @@ This case checks that the split ring with CBDMA channel can work stably when the
 4. Start VM1 with qemu::
 
 	qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 4 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04-2.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004_2.img  \
+	-monitor unix:/tmp/vm2_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6001-:22 \
+	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 \
+	-device virtio-serial \
 	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \
 	-chardev socket,id=char0,path=/root/dpdk/vhost-net1,server \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \
 	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=true,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on -vnc :12
@@ -263,12 +267,14 @@ This case checks that the packed ring with CBDMA channel can work stably when th
 3. Start VM0 with qemu::
 
 	qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 4 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
-	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004.img  \
+	-monitor unix:/tmp/vm1_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6000-:22 \
+	-chardev socket,path=/tmp/vm1_qga0.sock,server,nowait,id=vm1_qga0 \
+	-device virtio-serial \
+	-device virtserialport,chardev=vm1_qga0,name=org.qemu.guest_agent.1 -daemonize \
 	-chardev socket,id=char0,path=/root/dpdk/vhost-net0,server \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \
 	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :10
@@ -276,12 +282,14 @@ This case checks that the packed ring with CBDMA channel can work stably when th
 4. Start VM1 with qemu::
 
 	qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 4 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04-2.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004_2.img  \
+	-monitor unix:/tmp/vm2_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6001-:22 \
+	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 \
+	-device virtio-serial \
 	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \
 	-chardev socket,id=char0,path=/root/dpdk/vhost-net1,server \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \
 	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :12
@@ -344,12 +352,14 @@ This case tests with split ring with cbdma channels in two VMs, check that iperf
 3. Start VM1 with qemu::
 
 	taskset -c 5,6 /usr/local/qemu-6.2.0/bin/qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 4 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
-	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004.img  \
+	-monitor unix:/tmp/vm1_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6000-:22 \
+	-chardev socket,path=/tmp/vm1_qga0.sock,server,nowait,id=vm1_qga0 \
+	-device virtio-serial \
+	-device virtserialport,chardev=vm1_qga0,name=org.qemu.guest_agent.1 -daemonize \
 	-chardev socket,id=char0,path=/root/dpdk/vhost-net0,server \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \
 	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=true,mrg_rxbuf=off,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on -vnc :10
@@ -357,12 +367,14 @@ This case tests with split ring with cbdma channels in two VMs, check that iperf
 4. Start VM2 with qemu::
 
 	taskset -c 7,8 /usr/local/qemu-6.2.0/bin/qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 4 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04-2.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004_2.img  \
+	-monitor unix:/tmp/vm2_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6001-:22 \
+	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 \
+	-device virtio-serial \
 	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \
 	-chardev socket,id=char0,path=/root/dpdk/vhost-net1,server \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \
 	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=off,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on -vnc :12
@@ -384,7 +396,7 @@ This case tests with split ring with cbdma channels in two VMs, check that iperf
 
 8. Check iperf throughput can get x Gbits/sec.
 
-9. Scp 1MB file form VM0 to VM1, check packets can be forwarding success by scp::
+9. Scp 10MB file form VM1 to VM2, check packets can be forwarding success by scp::
 
 	Under VM1, run: `scp [xxx] root@1.1.1.8:/`   [xxx] is the file name
 
@@ -411,12 +423,14 @@ This case tests with packed ring with 4 cbdma channels in two VMs, check that ip
 3. Start VM1::
 
 	qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 4 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
-	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004.img  \
+	-monitor unix:/tmp/vm1_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6000-:22 \
+	-chardev socket,path=/tmp/vm1_qga0.sock,server,nowait,id=vm1_qga0 \
+	-device virtio-serial \
+	-device virtserialport,chardev=vm1_qga0,name=org.qemu.guest_agent.1 -daemonize \
 	-chardev socket,id=char0,path=/root/dpdk/vhost-net0 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \
 	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=off,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :10
@@ -424,12 +438,14 @@ This case tests with packed ring with 4 cbdma channels in two VMs, check that ip
 4. Start VM2::
 
 	qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 4 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04-2.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004_2.img  \
+	-monitor unix:/tmp/vm2_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6000-:22 \
+	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 \
+	-device virtio-serial \
 	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \
 	-chardev socket,id=char0,path=/root/dpdk/vhost-net1 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \
 	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=off,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :12
@@ -451,7 +467,7 @@ This case tests with packed ring with 4 cbdma channels in two VMs, check that ip
 
 8. Check iperf throughput can get x Gbits/sec.
 
-9. Scp 1MB file form VM1 to VM2M, check packets can be forwarding success by scp::
+9. Scp 10MB file form VM1 to VM2M, check packets can be forwarding success by scp::
 
 	Under VM1, run: `scp [xxx] root@1.1.1.8:/`   [xxx] is the file name
 
@@ -471,12 +487,14 @@ This case tests with packed ring with 2 cbdma channels in two VMs, check that ip
 3. Start VM1::
 
 	qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 4 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
-	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004.img  \
+	-monitor unix:/tmp/vm1_monitor.sock,server,nowait \
+    -device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6000-:22 \
+	-chardev socket,path=/tmp/vm1_qga0.sock,server,nowait,id=vm1_qga0 \
+	-device virtio-serial \
+	-device virtserialport,chardev=vm1_qga0,name=org.qemu.guest_agent.1 -daemonize \
 	-chardev socket,id=char0,path=/root/dpdk/vhost-net0 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \
 	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=off,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :10
@@ -484,12 +502,14 @@ This case tests with packed ring with 2 cbdma channels in two VMs, check that ip
 4. Start VM2::
 
 	qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 4 -m 4096 \
-	-object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \
-	-numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04-2.img  \
-	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \
+	-object memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on \
+	-numa node,memdev=mem -mem-prealloc -drive file=/home/image/ubuntu2004_2.img  \
+	-monitor unix:/tmp/vm2_monitor.sock,server,nowait \
+	-device e1000,netdev=nttsip1 \
+	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6001-:22 \
+	-chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 \
+	-device virtio-serial \
 	-device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \
-	-monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \
-	-netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \
 	-chardev socket,id=char0,path=/root/dpdk/vhost-net1 \
 	-netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \
 	-device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=off,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :12
@@ -511,7 +531,7 @@ This case tests with packed ring with 2 cbdma channels in two VMs, check that ip
 
 8. Check iperf throughput can get x Gbits/sec.
 
-9. Scp 1MB file form VM1 to VM2M, check packets can be forwarding success by scp::
+9. Scp 10MB file form VM1 to VM2M, check packets can be forwarding success by scp::
 
 	Under VM1, run: `scp [xxx] root@1.1.1.8:/`   [xxx] is the file name
 
