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authorMartin Klozik <martinx.klozik@intel.com>2017-01-17 11:37:49 +0000
committerGerrit Code Review <gerrit@opnfv.org>2017-01-17 11:37:49 +0000
commit8b75ee19407e542fa4b4153e3b6b23f678507575 (patch)
treebe0d19f3b7e41a5e65833cdca6e93ffac38f0392 /docs/userguide/yardstick.rst
parent7ed7b9683a2cc4c81fcabdffc945bf352263437f (diff)
parent4481df385ac03ece015ccb429201f96189dc5ae2 (diff)
Merge "traffic: Configurable traffic details"
Diffstat (limited to 'docs/userguide/yardstick.rst')
-rwxr-xr-xdocs/userguide/yardstick.rst29
1 files changed, 11 insertions, 18 deletions
diff --git a/docs/userguide/yardstick.rst b/docs/userguide/yardstick.rst
index 985a25ad..c906df8e 100755
--- a/docs/userguide/yardstick.rst
+++ b/docs/userguide/yardstick.rst
@@ -146,14 +146,10 @@ Example of yaml file:
type: Vsperf
options:
testname: 'p2p_rfc2544_throughput'
- traffic_type: 'rfc2544_throughput'
- frame_size '64'
- bidirectional: 'True'
- iload: 100
trafficgen_port1: 'eth1'
trafficgen_port2: 'eth3'
external_bridge: 'br-ex'
- test_params: 'TRAFFICGEN_DURATION=30;'
+ test_params: 'TRAFFICGEN_DURATION=30;TRAFFIC={'traffic_type':'rfc2544_throughput}'
conf_file: '~/vsperf-yardstick.conf'
host: vsperf.demo
@@ -182,19 +178,9 @@ Section **option** defines details of vswitchperf test scenario. Lot of options
are identical to the vswitchperf parameters passed through ``--test-params``
argument. Following options are supported:
-- **traffic_type** - specifies the type of traffic executed by traffic generator;
- Valid values are ``rfc2544_throughput``, ``rfc2544_continuous`` and ``rfc2544_back2back``.
- Default: ``rfc2544_throughput``
- **frame_size** - a packet size for which test should be executed;
Multiple packet sizes can be tested by modification of Sequence runner
section inside YAML definition. Default: '64'
-- **bidirectional** - specifies if traffic will be uni (False) or bi-directional
- (True); Default: False
-- **iload** - specifies frame rate; Default: 100
-- **multistream** - specifies the number of simulated streams; Default: 0 (i.e.
- multistream feature is disabled)
-- **stream_type** - specifies network layer used for multistream simulation
- the valid values are "L4", "L3" and "L2"; Default: 'L4'
- **conf_file** - sets path to the vswitchperf configuration file, which will be
uploaded to VM; Default: '~/vsperf-yardstick.conf'
- **setup_script** - sets path to the setup script, which will be executed
@@ -208,8 +194,10 @@ argument. Following options are supported:
- **test_params** - specifies a string with a list of vsperf configuration
parameters, which will be passed to the ``--test-params`` CLI argument;
Parameters should be stated in the form of ``param=value`` and separated
- by a semicolon. Please check VSPERF documentation for details about
- available configuration parameters and their data types.
+ by a semicolon. Configuration of traffic generator is driven by ``TRAFFIC``
+ dictionary, which can be also updated by values defined by ``test_params``.
+ Please check VSPERF documentation for details about available configuration
+ parameters and their data types.
In case that both **test_params** and **conf_file** are specified,
then values from **test_params** will override values defined
in the configuration file.
@@ -220,7 +208,7 @@ expected, that OVS runs at the same node, where the testcase is executed. In cas
of more complex OpenStack installation or a need of additional OVS configuration,
**setup_script** can be used.
-Note: It is essential to specify a configuration for selected traffic generator.
+**NOTE** It is essential to specify a configuration for selected traffic generator.
In case, that standalone testcase is created, then traffic generator can be
selected and configured directly in YAML file by **test_params**. On the other
hand, if multiple testcases should be executed with the same traffic generator
@@ -259,3 +247,8 @@ In case that any of defined metrics will be lower than defined value, then
testcase will be marked as failed. Based on ``action`` policy, yardstick
will either stop test execution (value ``assert``) or it will run next test
(value ``monitor``).
+
+**NOTE** The throughput SLA (or any other SLA) cannot be set to a meaningful
+value without knowledge of the server and networking environment, possibly
+including prior testing in that environment to establish a baseline SLA level
+under well-understood circumstances.