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| author |   Ana C <ana.cunha@ericsson.com> | 2016-01-07 15:00:56 +0100 |
|---|---|---|
| committer | Ana Cunha <ana.cunha@ericsson.com> | 2016-01-08 11:47:09 +0000 |
| commit | 0bbef8513b2ed9166d57e3467d62c823a134d4e6 (patch) | |
| tree | 27ff2091069e93268e8f451578d9dd5aa7551ff4 /docs/configguide/yardstick_testcases/opnfv_yardstick_tc010.rst | |
| parent | e7e3490a1c77c182a5ab7259bdcc998d7050f385 (diff) | |
Rename folders in yardstick/docs
Adapt the naming of the folders under yardstick/docs to the naming adopted by
the release documentation defined by opnfvdocs.
JIRA: -
Change-Id: Icc57720d585abbbf7252bcbf76e2f2a403cb1732
Signed-off-by: Ana C <ana.cunha@ericsson.com>
(cherry picked from commit 463a69e878d891b897fe70af15434615baf6a2e9)
Diffstat (limited to 'docs/configguide/yardstick_testcases/opnfv_yardstick_tc010.rst')
| -rw-r--r-- | docs/configguide/yardstick_testcases/opnfv_yardstick_tc010.rst | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/docs/configguide/yardstick_testcases/opnfv_yardstick_tc010.rst b/docs/configguide/yardstick_testcases/opnfv_yardstick_tc010.rst new file mode 100644 index 000000000..ebb74ea30 --- /dev/null +++ b/docs/configguide/yardstick_testcases/opnfv_yardstick_tc010.rst @@ -0,0 +1,77 @@ +************************************* +Yardstick Test Case Description TC010 +************************************* + +.. _man-pages: http://manpages.ubuntu.com/manpages/trusty/lat_mem_rd.8.html + ++-----------------------------------------------------------------------------+ +|Memory Latency | +| | ++--------------+--------------------------------------------------------------+ +|test case id | OPNFV_YARDSTICK_TC010_Memory Latency | +| | | ++--------------+--------------------------------------------------------------+ +|metric | Latency in nanoseconds | +| | | ++--------------+--------------------------------------------------------------+ +|test purpose | Measure the memory read latency for varying memory sizes and | +| | strides. Whole memory hierarchy is measured including all | +| | levels of cache. | +| | | ++--------------+--------------------------------------------------------------+ +|configuration | File: opnfv_yardstick_tc010.yaml | +| | | +| | * SLA (max_latency): 30 nanoseconds | +| | * Stride - 128 bytes | +| | * Stop size - 64 megabytes | +| | * Iterations: 10 - test is run 10 times iteratively. | +| | * Interval: 1 - there is 1 second delay between each | +| | iteration. | +| | | ++--------------+--------------------------------------------------------------+ +|test tool | Lmbench | +| | | +| | Lmbench is a suite of operating system microbenchmarks. This | +| | test uses lat_mem_rd tool from that suite. | +| | Lmbench is not always part of a Linux distribution, hence it | +| | needs to be installed in the test image | +| | | ++--------------+--------------------------------------------------------------+ +|references | man-pages_ | +| | | +| | McVoy, Larry W.,and Carl Staelin. "lmbench: Portable Tools | +| | for Performance Analysis." USENIX annual technical | +| | conference 1996. | +| | | ++--------------+--------------------------------------------------------------+ +|applicability | Test can be configured with different: | +| | | +| | * strides; | +| | * stop_size; | +| | * iterations and intervals. | +| | | +| | There are default values for each above-mentioned option. | +| | | +| | SLA (optional) : max_latency: The maximum memory latency | +| | that is accepted. | +| | | ++--------------+--------------------------------------------------------------+ +|pre-test | The test case image needs to be installed into Glance | +|conditions | with Lmbench included in the image. | +| | | +| | No POD specific requirements have been identified. | +| | | ++--------------+--------------------------------------------------------------+ +|test sequence | description and expected result | +| | | ++--------------+--------------------------------------------------------------+ +|step 1 | The host is installed as client. Lmbench's lat_mem_rd tool | +| | is invoked and logs are produced and stored. | +| | | +| | Result: logs are stored. | +| | | ++--------------+--------------------------------------------------------------+ +|test verdict | Test fails if the measured memory latency is above the SLA | +| | value or if there is a test case execution problem. | +| | | ++--------------+--------------------------------------------------------------+ |