4 CSIT NSH_SFC functional tests are currently executed in FD.IO VIRL testbed. The
\r
5 physical VIRL testbed infrastructure consists of three identical VIRL hosts:
\r
7 - All hosts are Cisco UCS C240-M4 (2x Intel(R) Xeon(R) CPU E5-2699 v3 @2.30GHz,
\r
9 - Hosts run Ubuntu 14.04.3
\r
10 - VIRL software versions:
\r
12 - STD server version 0.10.24.7
\r
13 - UWM server version 0.10.24.7
\r
15 The VIRL host to run VIRL simulation is selected based on least load algorithm
\r
16 per VIRL simulation.
\r
18 Every VIRL simulation uses the same three-node - Traffic Generator (TG node) and
\r
19 two Systems Under Test (SUT1 and SUT2) - "double-ring" topology. The appropriate
\r
20 pre-built VPP packages built by Jenkins for the patch under review are then
\r
21 installed on the two SUTs, along with their /etc/vpp/startup.conf file, in all
\r
24 SUT Configuration - VIRL Guest VM
\r
25 ---------------------------------
\r
27 Configuration of the SUT VMs is defined in file
\r
29 /csit/resources/tools/virl/topologies/double-ring-nested.xenial.virl
\r
31 - List of SUT VM interfaces:::
\r
33 <interface id="0" name="GigabitEthernet0/4/0"/>
\r
34 <interface id="1" name="GigabitEthernet0/5/0"/>
\r
35 <interface id="2" name="GigabitEthernet0/6/0"/>
\r
36 <interface id="3" name="GigabitEthernet0/7/0"/>
\r
38 - Number of 2MB hugepages: 1024
\r
40 - Maximum number of memory map areas: 20000
\r
42 - Kernel Shared Memory Max: 2147483648 (vm.nr_hugepages * 2 * 1024 * 1024)
\r
44 SUT Configuration - VIRL Guest OS Linux
\r
45 ---------------------------------------
\r
47 In CSIT terminology, the VM operating system for both SUTs that |vpp-release| has
\r
48 been tested with, is the following:
\r
50 **#. Ubuntu VIRL image**
\r
52 This image implies Ubuntu 16.04.1 LTS, current as of yyyy-mm-dd (that is,
\r
53 package versions are those that would have been installed by a "apt-get update",
\r
54 "apt-get upgrade" on that day), produced by CSIT disk image build scripts.
\r
56 The exact list of installed packages and their versions (including the Linux
\r
57 kernel package version) are included in CSIT source repository:
\r
59 resources/tools/disk-image-builder/ubuntu/lists/|virl-image-ubuntu|
\r
61 A replica of this VM image can be built by running the "build.sh" script in CSIT
\r
62 repository resources/tools/disk-image-builder/ubuntu.
\r
64 **#. CentOS VIRL image**
\r
66 The Centos7.3 image is ready to be used but no tests running on it now.
\r
67 Corresponding Jenkins jobs are under preparation.
\r
69 The exact list of installed packages and their versions (including the Linux
\r
70 kernel package version) are included in CSIT source repository:
\r
72 resources/tools/disk-image-builder/ubuntu/lists/|virl-image-centos|
\r
74 A replica of this VM image can be built by running the "build.sh" script in CSIT
\r
75 repository resources/tools/disk-image-builder/centos.
\r
77 **#. Nested VM image**
\r
79 In addition to the "main" VM image, tests which require VPP to communicate to a
\r
80 VM over a vhost-user interface, utilize a "nested" VM image.
\r
82 This "nested" VM is dynamically created and destroyed as part of a test case,
\r
83 and therefore the "nested" VM image is optimized to be small, lightweight and
\r
84 have a short boot time. The "nested" VM image is not built around any
\r
85 established Linux distribution, but is based on `BuildRoot
\r
86 <https://buildroot.org/>`_, a tool for building embedded Linux systems. Just as
\r
87 for the "main" image, scripts to produce an identical replica of the "nested"
\r
88 image are included in CSIT GIT repository, and the image can be rebuilt using
\r
89 the "build.sh" script at:
\r
91 resources/tools/disk-image-builder/ubuntu/lists/nested
\r
93 DUT Configuration - VPP
\r
94 -----------------------
\r
96 Every System Under Test runs VPP SW application in Linux user-mode as a Device
\r
97 Under Test (DUT) node.
\r
99 **DUT port configuration**
\r
101 Port configuration of DUTs is defined in topology file that is generated per
\r
102 VIRL simulation based on the definition stored in file
\r
104 /csit/resources/tools/virl/topologies/double-ring-nested.xenial.yaml
\r
106 Example of DUT nodes configuration:::
\r
110 host: "10.30.51.157"
\r
119 -----BEGIN RSA PRIVATE KEY-----
\r
120 MIIEpgIBAAKCAQEAwUDlTpzSHpwLQotZOFS4AgcPNEWCnP1AB2hWFmvI+8Kah/gb
\r
121 v8ruZU9RqhPs56tyKzxbhvNkY4VbH5F1GilHZu3mLqzM4KfghMmaeMEjO1T7BYYd
\r
122 vuBfTvIluljfQ2vAlnYrDwn+ClxJk81m0pDgvrLEX4qVVh2sGh7UEkYy5r82DNa2
\r
123 4VjzPB1J/c8a9zP8FoZUhYIzF4FLvRMjUADpbMXgJMsGpaZLmz95ap0Eot7vb1Cc
\r
124 1LvF97iyBCrtIOSKRKA50ZhLGjMKmOwnYU+cP5718tbproDVi6VJOo7zeuXyetMs
\r
125 8YBl9kWblWG9BqP9jctFvsmi5G7hXgq1Y8u+DwIDAQABAoIBAQC/W4E0DHjLMny7
\r
126 0bvw2YKzD0Zw3fttdB94tkm4PdZv5MybooPnsAvLaXVV0hEdfVi5kzSWNl/LY/tN
\r
127 EP1BgGphc2QgB59/PPxGwFIjDCvUzlsZpynBHe+B/qh5ExNQcVvsIOqWI7DXlXaN
\r
128 0i/khOzmJ6HncRRah1spKimYRsaUUDskyg7q3QqMWVaqBbbMvLs/w7ZWd/zoDqCU
\r
129 MY/pCI6hkB3QbRo0OdiZLohphBl2ShABTwjvVyyKL5UA4jAEneJrhH5gWVLXnfgD
\r
130 p62W5CollKEYblC8mUkPxpP7Qo277zw3xaq+oktIZhc5SUEUd7nJZtNqVAHqkItW
\r
131 79VmpKyxAoGBAPfU+kqNPaTSvp+x1n5sn2SgipzDtgi9QqNmC4cjtrQQaaqI57SG
\r
132 OHw1jX8i7L2G1WvVtkHg060nlEVo5n65ffFOqeVBezLVJ7ghWI8U+oBiJJyQ4boD
\r
133 GJVNsoOSUQ0rtuGd9eVwfDk3ol9aCN0KK53oPfIYli29pyu4l095kg11AoGBAMef
\r
134 bPEMBI/2XmCPshLSwhGFl+dW8d+Klluj3CUQ/0vUlvma3dfBOYNsIwAgTP0iIUTg
\r
135 8DYE6KBCdPtxAUEI0YAEAKB9ry1tKR2NQEIPfslYytKErtwjAiqSi0heM6+zwEzu
\r
136 f54Z4oBhsMSL0jXoOMnu+NZzEc6EUdQeY4O+jhjzAoGBAIogC3dtjMPGKTP7+93u
\r
137 UE/XIioI8fWg9fj3sMka4IMu+pVvRCRbAjRH7JrFLkjbUyuMqs3Arnk9K+gbdQt/
\r
138 +m95Njtt6WoFXuPCwgbM3GidSmZwYT4454SfDzVBYScEDCNm1FuR+8ov9bFLDtGT
\r
139 D4gsngnGJj1MDFXTxZEn4nzZAoGBAKCg4WmpUPaCuXibyB+rZavxwsTNSn2lJ83/
\r
140 sYJGBhf/raiV/FLDUcM1vYg5dZnu37RsB/5/vqxOLZGyYd7x+Jo5HkQGPnKgNwhn
\r
141 g8BkdZIRF8uEJqxOo0ycdOU7n/2O93swIpKWo5LIiRPuqqzj+uZKnAL7vuVdxfaY
\r
142 qVz2daMPAoGBALgaaKa3voU/HO1PYLWIhFrBThyJ+BQSQ8OqrEzC8AnegWFxRAM8
\r
143 EqrzZXl7ACUuo1dH0Eipm41j2+BZWlQjiUgq5uj8+yzy+EU1ZRRyJcOKzbDACeuD
\r
144 BpWWSXGBI5G4CppeYLjMUHZpJYeX1USULJQd2c4crLJKb76E8gz3Z9kN
\r
145 -----END RSA PRIVATE KEY-----
\r
149 mac_address: "fa:16:3e:9b:89:52"
\r
150 pci_address: "0000:00:04.0"
\r
153 mac_address: "fa:16:3e:7a:33:60"
\r
154 pci_address: "0000:00:05.0"
\r
157 mac_address: "fa:16:3e:29:b7:ae"
\r
158 pci_address: "0000:00:06.0"
\r
161 mac_address: "fa:16:3e:76:8d:ff"
\r
162 pci_address: "0000:00:07.0"
\r
166 host: "10.30.51.156"
\r
175 -----BEGIN RSA PRIVATE KEY-----
\r
176 MIIEpgIBAAKCAQEAwUDlTpzSHpwLQotZOFS4AgcPNEWCnP1AB2hWFmvI+8Kah/gb
\r
177 v8ruZU9RqhPs56tyKzxbhvNkY4VbH5F1GilHZu3mLqzM4KfghMmaeMEjO1T7BYYd
\r
178 vuBfTvIluljfQ2vAlnYrDwn+ClxJk81m0pDgvrLEX4qVVh2sGh7UEkYy5r82DNa2
\r
179 4VjzPB1J/c8a9zP8FoZUhYIzF4FLvRMjUADpbMXgJMsGpaZLmz95ap0Eot7vb1Cc
\r
180 1LvF97iyBCrtIOSKRKA50ZhLGjMKmOwnYU+cP5718tbproDVi6VJOo7zeuXyetMs
\r
181 8YBl9kWblWG9BqP9jctFvsmi5G7hXgq1Y8u+DwIDAQABAoIBAQC/W4E0DHjLMny7
\r
182 0bvw2YKzD0Zw3fttdB94tkm4PdZv5MybooPnsAvLaXVV0hEdfVi5kzSWNl/LY/tN
\r
183 EP1BgGphc2QgB59/PPxGwFIjDCvUzlsZpynBHe+B/qh5ExNQcVvsIOqWI7DXlXaN
\r
184 0i/khOzmJ6HncRRah1spKimYRsaUUDskyg7q3QqMWVaqBbbMvLs/w7ZWd/zoDqCU
\r
185 MY/pCI6hkB3QbRo0OdiZLohphBl2ShABTwjvVyyKL5UA4jAEneJrhH5gWVLXnfgD
\r
186 p62W5CollKEYblC8mUkPxpP7Qo277zw3xaq+oktIZhc5SUEUd7nJZtNqVAHqkItW
\r
187 79VmpKyxAoGBAPfU+kqNPaTSvp+x1n5sn2SgipzDtgi9QqNmC4cjtrQQaaqI57SG
\r
188 OHw1jX8i7L2G1WvVtkHg060nlEVo5n65ffFOqeVBezLVJ7ghWI8U+oBiJJyQ4boD
\r
189 GJVNsoOSUQ0rtuGd9eVwfDk3ol9aCN0KK53oPfIYli29pyu4l095kg11AoGBAMef
\r
190 bPEMBI/2XmCPshLSwhGFl+dW8d+Klluj3CUQ/0vUlvma3dfBOYNsIwAgTP0iIUTg
\r
191 8DYE6KBCdPtxAUEI0YAEAKB9ry1tKR2NQEIPfslYytKErtwjAiqSi0heM6+zwEzu
\r
192 f54Z4oBhsMSL0jXoOMnu+NZzEc6EUdQeY4O+jhjzAoGBAIogC3dtjMPGKTP7+93u
\r
193 UE/XIioI8fWg9fj3sMka4IMu+pVvRCRbAjRH7JrFLkjbUyuMqs3Arnk9K+gbdQt/
\r
194 +m95Njtt6WoFXuPCwgbM3GidSmZwYT4454SfDzVBYScEDCNm1FuR+8ov9bFLDtGT
\r
195 D4gsngnGJj1MDFXTxZEn4nzZAoGBAKCg4WmpUPaCuXibyB+rZavxwsTNSn2lJ83/
\r
196 sYJGBhf/raiV/FLDUcM1vYg5dZnu37RsB/5/vqxOLZGyYd7x+Jo5HkQGPnKgNwhn
\r
197 g8BkdZIRF8uEJqxOo0ycdOU7n/2O93swIpKWo5LIiRPuqqzj+uZKnAL7vuVdxfaY
\r
198 qVz2daMPAoGBALgaaKa3voU/HO1PYLWIhFrBThyJ+BQSQ8OqrEzC8AnegWFxRAM8
\r
199 EqrzZXl7ACUuo1dH0Eipm41j2+BZWlQjiUgq5uj8+yzy+EU1ZRRyJcOKzbDACeuD
\r
200 BpWWSXGBI5G4CppeYLjMUHZpJYeX1USULJQd2c4crLJKb76E8gz3Z9kN
\r
201 -----END RSA PRIVATE KEY-----
\r
205 mac_address: "fa:16:3e:ad:6c:7d"
\r
206 pci_address: "0000:00:04.0"
\r
209 mac_address: "fa:16:3e:94:a4:99"
\r
210 pci_address: "0000:00:05.0"
\r
213 mac_address: "fa:16:3e:75:92:da"
\r
214 pci_address: "0000:00:06.0"
\r
217 mac_address: "fa:16:3e:2c:b1:2a"
\r
218 pci_address: "0000:00:07.0"
\r
225 **VPP Installed Packages**
\r
229 Desired=Unknown/Install/Remove/Purge/Hold
\r
230 | Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
\r
231 |/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
\r
232 ||/ Name Version Architecture Description
\r
233 +++-==============-=============-============-=============================================
\r
234 ii vpp 17.07-release amd64 Vector Packet Processing--executables
\r
235 ii vpp-dbg 17.07-release amd64 Vector Packet Processing--debug symbols
\r
236 ii vpp-dev 17.07-release amd64 Vector Packet Processing--development support
\r
237 ii vpp-dpdk-dev 17.07-release amd64 Vector Packet Processing--development support
\r
238 ii vpp-dpdk-dkms 17.07-release amd64 DPDK 2.1 igb_uio_driver
\r
239 ii vpp-lib 17.07-release amd64 Vector Packet Processing--runtime libraries
\r
240 ii vpp-plugins 17.07-release amd64 Vector Packet Processing--runtime plugins
\r
242 **VPP Startup Configuration**
\r
244 VPP startup configuration is common for all test cases.
\r
248 $ cat /etc/vpp/startup.conf
\r
264 ## In the VPP there is one main thread and optionally the user can create worker(s)
\r
265 ## The main thread and worker thread(s) can be pinned to CPU core(s) manually or automatically
\r
267 ## Manual pinning of thread(s) to CPU core(s)
\r
269 ## Set logical CPU core where main thread runs
\r
272 ## Set logical CPU core(s) where worker threads are running
\r
273 # corelist-workers 2-3,18-19
\r
275 ## Automatic pinning of thread(s) to CPU core(s)
\r
277 ## Sets number of CPU core(s) to be skipped (1 ... N-1)
\r
278 ## Skipped CPU core(s) are not used for pinning main thread and working thread(s).
\r
279 ## The main thread is automatically pinned to the first available CPU core and worker(s)
\r
280 ## are pinned to next free CPU core(s) after core assigned to main thread
\r
283 ## Specify a number of workers to be created
\r
284 ## Workers are pinned to N consecutive CPU cores while skipping "skip-cores" CPU core(s)
\r
285 ## and main thread's CPU core
\r
288 ## Set scheduling policy and priority of main and worker threads
\r
290 ## Scheduling policy options are: other (SCHED_OTHER), batch (SCHED_BATCH)
\r
291 ## idle (SCHED_IDLE), fifo (SCHED_FIFO), rr (SCHED_RR)
\r
292 # scheduler-policy fifo
\r
294 ## Scheduling priority is used only for "real-time policies (fifo and rr),
\r
295 ## and has to be in the range of priorities supported for a particular policy
\r
296 # scheduler-priority 50
\r
300 ## Change default settings for all intefaces
\r
302 ## Number of receive queues, enables RSS
\r
306 ## Number of transmit queues, Default is equal
\r
307 ## to number of worker threads or 1 if no workers treads
\r
310 ## Number of descriptors in transmit and receive rings
\r
311 ## increasing or reducing number can impact performance
\r
312 ## Default is 1024 for both rx and tx
\r
316 ## VLAN strip offload mode for interface
\r
318 # vlan-strip-offload on
\r
321 ## Whitelist specific interface by specifying PCI address
\r
324 ## Whitelist specific interface by specifying PCI address and in
\r
325 ## addition specify custom parameters for this interface
\r
326 # dev 0000:02:00.1 {
\r
330 ## Change UIO driver used by VPP, Options are: uio_pci_generic, vfio-pci
\r
331 ## and igb_uio (default)
\r
332 # uio-driver uio_pci_generic
\r
334 ## Disable mutli-segment buffers, improves performance but
\r
335 ## disables Jumbo MTU support
\r
338 ## Increase number of buffers allocated, needed only in scenarios with
\r
339 ## large number of interfaces and worker threads. Value is per CPU socket.
\r
340 ## Default is 32768
\r
343 ## Change hugepages allocation per-socket, needed only if there is need for
\r
344 ## larger number of mbufs. Default is 256M on each detected CPU socket
\r
345 # socket-mem 2048,2048
\r
351 Traffic Generator node is VM running the same OS Linux as SUTs. Ports of this
\r
352 VM are used as source (Tx) and destination (Rx) ports for the traffic.
\r
354 Traffic scripts of test cases are executed on this VM.
\r
356 **TG VM configuration**
\r
358 Configuration of the TG VMs is defined in file
\r
360 /csit/resources/tools/virl/topologies/double-ring-nested.xenial.virl
\r
362 - List of TG VM interfaces:::
\r
364 <interface id="0" name="eth1"/>
\r
365 <interface id="1" name="eth2"/>
\r
366 <interface id="2" name="eth3"/>
\r
367 <interface id="3" name="eth4"/>
\r
368 <interface id="4" name="eth5"/>
\r
369 <interface id="5" name="eth6"/>
\r
371 **TG node port configuration**
\r
373 Port configuration of TG is defined in topology file that is generated per VIRL
\r
374 simulation based on the definition stored in file
\r
376 /csit/resources/tools/virl/topologies/double-ring-nested.xenial.yaml
\r
378 Example of TG node configuration:::
\r
382 host: "10.30.51.155"
\r
386 -----BEGIN RSA PRIVATE KEY-----
\r
387 MIIEpgIBAAKCAQEAwUDlTpzSHpwLQotZOFS4AgcPNEWCnP1AB2hWFmvI+8Kah/gb
\r
388 v8ruZU9RqhPs56tyKzxbhvNkY4VbH5F1GilHZu3mLqzM4KfghMmaeMEjO1T7BYYd
\r
389 vuBfTvIluljfQ2vAlnYrDwn+ClxJk81m0pDgvrLEX4qVVh2sGh7UEkYy5r82DNa2
\r
390 4VjzPB1J/c8a9zP8FoZUhYIzF4FLvRMjUADpbMXgJMsGpaZLmz95ap0Eot7vb1Cc
\r
391 1LvF97iyBCrtIOSKRKA50ZhLGjMKmOwnYU+cP5718tbproDVi6VJOo7zeuXyetMs
\r
392 8YBl9kWblWG9BqP9jctFvsmi5G7hXgq1Y8u+DwIDAQABAoIBAQC/W4E0DHjLMny7
\r
393 0bvw2YKzD0Zw3fttdB94tkm4PdZv5MybooPnsAvLaXVV0hEdfVi5kzSWNl/LY/tN
\r
394 EP1BgGphc2QgB59/PPxGwFIjDCvUzlsZpynBHe+B/qh5ExNQcVvsIOqWI7DXlXaN
\r
395 0i/khOzmJ6HncRRah1spKimYRsaUUDskyg7q3QqMWVaqBbbMvLs/w7ZWd/zoDqCU
\r
396 MY/pCI6hkB3QbRo0OdiZLohphBl2ShABTwjvVyyKL5UA4jAEneJrhH5gWVLXnfgD
\r
397 p62W5CollKEYblC8mUkPxpP7Qo277zw3xaq+oktIZhc5SUEUd7nJZtNqVAHqkItW
\r
398 79VmpKyxAoGBAPfU+kqNPaTSvp+x1n5sn2SgipzDtgi9QqNmC4cjtrQQaaqI57SG
\r
399 OHw1jX8i7L2G1WvVtkHg060nlEVo5n65ffFOqeVBezLVJ7ghWI8U+oBiJJyQ4boD
\r
400 GJVNsoOSUQ0rtuGd9eVwfDk3ol9aCN0KK53oPfIYli29pyu4l095kg11AoGBAMef
\r
401 bPEMBI/2XmCPshLSwhGFl+dW8d+Klluj3CUQ/0vUlvma3dfBOYNsIwAgTP0iIUTg
\r
402 8DYE6KBCdPtxAUEI0YAEAKB9ry1tKR2NQEIPfslYytKErtwjAiqSi0heM6+zwEzu
\r
403 f54Z4oBhsMSL0jXoOMnu+NZzEc6EUdQeY4O+jhjzAoGBAIogC3dtjMPGKTP7+93u
\r
404 UE/XIioI8fWg9fj3sMka4IMu+pVvRCRbAjRH7JrFLkjbUyuMqs3Arnk9K+gbdQt/
\r
405 +m95Njtt6WoFXuPCwgbM3GidSmZwYT4454SfDzVBYScEDCNm1FuR+8ov9bFLDtGT
\r
406 D4gsngnGJj1MDFXTxZEn4nzZAoGBAKCg4WmpUPaCuXibyB+rZavxwsTNSn2lJ83/
\r
407 sYJGBhf/raiV/FLDUcM1vYg5dZnu37RsB/5/vqxOLZGyYd7x+Jo5HkQGPnKgNwhn
\r
408 g8BkdZIRF8uEJqxOo0ycdOU7n/2O93swIpKWo5LIiRPuqqzj+uZKnAL7vuVdxfaY
\r
409 qVz2daMPAoGBALgaaKa3voU/HO1PYLWIhFrBThyJ+BQSQ8OqrEzC8AnegWFxRAM8
\r
410 EqrzZXl7ACUuo1dH0Eipm41j2+BZWlQjiUgq5uj8+yzy+EU1ZRRyJcOKzbDACeuD
\r
411 BpWWSXGBI5G4CppeYLjMUHZpJYeX1USULJQd2c4crLJKb76E8gz3Z9kN
\r
412 -----END RSA PRIVATE KEY-----
\r
416 mac_address: "fa:16:3e:b9:e1:27"
\r
417 pci_address: "0000:00:06.0"
\r
421 mac_address: "fa:16:3e:e9:c8:68"
\r
422 pci_address: "0000:00:07.0"
\r
426 mac_address: "fa:16:3e:e8:d3:47"
\r
427 pci_address: "0000:00:08.0"
\r
431 mac_address: "fa:16:3e:cf:ca:58"
\r
432 pci_address: "0000:00:09.0"
\r
436 **Traffic generator**
\r
438 Functional tests utilize Scapy as a traffic generator. There was used Scapy
\r
439 v2.3.1 for |vpp-release| tests.
\r