diff options
Diffstat (limited to 'docs/usecases/vhost')
| -rw-r--r-- | docs/usecases/vhost/index.rst | 4 | ||||
| -rw-r--r-- | docs/usecases/vhost/vhost.rst | 16 | ||||
| -rw-r--r-- | docs/usecases/vhost/vhost02.rst | 13 | ||||
| -rw-r--r-- | docs/usecases/vhost/vhost03.rst | 4 | ||||
| -rw-r--r-- | docs/usecases/vhost/vhost04.rst | 2 | ||||
| -rw-r--r-- | docs/usecases/vhost/vhost05.rst | 2 |
6 files changed, 20 insertions, 21 deletions
diff --git a/docs/usecases/vhost/index.rst b/docs/usecases/vhost/index.rst index 002ebc17639..dd189b467e0 100644 --- a/docs/usecases/vhost/index.rst +++ b/docs/usecases/vhost/index.rst @@ -1,7 +1,7 @@ .. _vhost: -FD.io VPP with Virtual Machines -=============================== +VPP with Virtual Machines +========================= This chapter will describe how to use FD.io VPP with virtual machines. We describe how to create Vhost port with VPP and how to connect them to VPP. We will also discuss some limitations of Vhost. diff --git a/docs/usecases/vhost/vhost.rst b/docs/usecases/vhost/vhost.rst index f62faade306..e5ff59110b7 100644 --- a/docs/usecases/vhost/vhost.rst +++ b/docs/usecases/vhost/vhost.rst @@ -12,11 +12,11 @@ refer to `virsh man page <https://linux.die.net/man/1/virsh>`_. The image that we use is based on an Ubuntu cloud image downloaded from: `Ubuntu Cloud Images <https://cloud-images.ubuntu.com/xenial/current>`_. -All FD.io VPP commands are being run from a su shell. +All FD.io VPP commands are being run from a su shell. .. _vhosttopo: -Topology +Topology --------- In this case we will use 2 systems. One system we will be running standard linux, the other will @@ -45,7 +45,7 @@ this system to verify our connectivity to our VM with ping. __/ __/ _ \ (_)__ | | / / _ \/ _ \ _/ _// // / / / _ \ | |/ / ___/ ___/ /_/ /____(_)_/\___/ |___/_/ /_/ - + vpp# clear interfaces vpp# show int Name Idx State Counter Count @@ -56,7 +56,7 @@ this system to verify our connectivity to our VM with ping. For more information on the interface commands refer to: :ref:`intcommands` -The next step will be to create the virtual port using the :ref:`createvhostuser` command. +The next step will be to create the virtual port using the ``createvhostuser`` command. This command will create the virtual port in VPP and create a linux socket that the VM will use to connect to VPP. @@ -79,7 +79,7 @@ Creating the VPP port: Notice the interface **VirtualEthernet0/0/0**. In this example we created the virtual interface as a client. -We can get more detail on the vhost connection with the :ref:`showvhost` command. +We can get more detail on the vhost connection with the ``showvhost`` command. .. code-block:: console @@ -100,14 +100,14 @@ We can get more detail on the vhost connection with the :ref:`showvhost` command protocol features (0x3) VHOST_USER_PROTOCOL_F_MQ (0) VHOST_USER_PROTOCOL_F_LOG_SHMFD (1) - + socket filename /tmp/vm00.sock type client errno "No such file or directory" - + rx placement: tx placement: spin-lock thread 0 on vring 0 thread 1 on vring 0 - + Memory regions (total 0) Notice **No such file or directory** and **Memory regions (total 0)**. This is because the diff --git a/docs/usecases/vhost/vhost02.rst b/docs/usecases/vhost/vhost02.rst index d316463c15a..17bbafc854f 100644 --- a/docs/usecases/vhost/vhost02.rst +++ b/docs/usecases/vhost/vhost02.rst @@ -3,8 +3,7 @@ Creating the Virtual Machine ---------------------------- -We will now create the virtual machine. We use the "virsh create command". For the complete file we -use refer to :ref:`xmlexample`. +We will now create the virtual machine. We use the "virsh create command". It is important to note that in the XML file we specify the socket path that is used to connect to FD.io VPP. @@ -85,26 +84,26 @@ and in the example. protocol features (0x3) VHOST_USER_PROTOCOL_F_MQ (0) VHOST_USER_PROTOCOL_F_LOG_SHMFD (1) - + socket filename /tmp/vm00.sock type client errno "Success" - + rx placement: thread 1 on vring 1, polling tx placement: spin-lock thread 0 on vring 0 thread 1 on vring 0 - + Memory regions (total 2) region fd guest_phys_addr memory_size userspace_addr mmap_offset mmap_addr ====== ===== ================== ================== ================== ================== =============== === 0 31 0x0000000000000000 0x00000000000a0000 0x00007f1db9c00000 0x0000000000000000 0x00007f7db0400 000 1 32 0x00000000000c0000 0x000000000ff40000 0x00007f1db9cc0000 0x00000000000c0000 0x00007f7d94ec0 000 - + Virtqueue 0 (TX) qsz 1024 last_avail_idx 0 last_used_idx 0 avail.flags 0 avail.idx 256 used.flags 1 used.idx 0 kickfd 33 callfd 34 errfd -1 - + Virtqueue 1 (RX) qsz 1024 last_avail_idx 8 last_used_idx 8 avail.flags 0 avail.idx 8 used.flags 1 used.idx 8 diff --git a/docs/usecases/vhost/vhost03.rst b/docs/usecases/vhost/vhost03.rst index ed583349bc6..05d1fd1fb11 100644 --- a/docs/usecases/vhost/vhost03.rst +++ b/docs/usecases/vhost/vhost03.rst @@ -17,7 +17,7 @@ Use the "set interface l2 bridge" command. vpp# show bridge 100 det BD-ID Index BSN Age(min) Learning U-Forwrd UU-Flood Flooding ARP-Term BVI-Intf 100 1 0 off on on on on off N/A - + Interface If-idx ISN SHG BVI TxFlood VLAN-Tag-Rewrite VirtualEthernet0/0/0 3 1 0 - * none TenGigabitEthernet86/0/0 1 1 0 - * none @@ -85,4 +85,4 @@ system as **tx packets**. The reverse is true on the way in. tx packets 16 tx bytes 1476 local0 0 down - vpp# + vpp# diff --git a/docs/usecases/vhost/vhost04.rst b/docs/usecases/vhost/vhost04.rst index 256c0b8ffa4..02e05bc66bf 100644 --- a/docs/usecases/vhost/vhost04.rst +++ b/docs/usecases/vhost/vhost04.rst @@ -11,7 +11,7 @@ Destroy the VMs with "virsh destroy" Id Name State ---------------------------------------------------- 65 iperf-server3 running - + cto@tf-ucs-3:~$ virsh destroy iperf-server3 Domain iperf-server3 destroyed diff --git a/docs/usecases/vhost/vhost05.rst b/docs/usecases/vhost/vhost05.rst index 4eba6e17101..c7c80d55831 100644 --- a/docs/usecases/vhost/vhost05.rst +++ b/docs/usecases/vhost/vhost05.rst @@ -11,7 +11,7 @@ VPP performance with vHost is limited by the Qemu vHost driver. FD.io VPP 18.04 shows with 2 threads, 2 cores and a Queue size of 1024 the maximum NDR throughput was about 7.5 Mpps. This is about the limit at this time. -For all the details on the CSIT VM vhost connection refer to the +For all the details on the CSIT VM vhost connection refer to the `CSIT VM vHost performance tests <https://docs.fd.io/csit/rls1804/report/vpp_performance_tests/packet_throughput_graphs/vm_vhost.html>`_. |