From c979ceb739c8cf340bc3143e7b1df99d85b6a5c2 Mon Sep 17 00:00:00 2001 From: Richard Henwood Date: Fri, 25 Sep 2015 17:07:35 -0500 Subject: [PATCH] LUDOC-307 example: example output for obdfilter-survey. Explain example output from obdfilter-survey. Signed-off-by: Richard Henwood Change-Id: I4c98a5c3b1c4f395a297a94de8167a5141ef9833 Reviewed-on: http://review.whamcloud.com/16647 Tested-by: Jenkins --- BenchmarkingTests.xml | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/BenchmarkingTests.xml b/BenchmarkingTests.xml index a68f446..6e7a823 100644 --- a/BenchmarkingTests.xml +++ b/BenchmarkingTests.xml @@ -301,6 +301,29 @@ For example, to run a local test with up to two objects (nobjhi), up to two threads (thrhi), and 1024 MB transfer size (size): $ nobjhi=2 thrhi=2 size=1024 case=disk sh obdfilter-survey + + Performance measurements for write, rewrite, read etc are provided below: + # example output +Fri Sep 25 11:14:03 EDT 2015 Obdfilter-survey for case=disk from hds1fnb6123 +ost 10 sz 167772160K rsz 1024K obj 10 thr 10 write 10982.73 [ 601.97,2912.91] rewrite 15696.54 [1160.92,3450.85] read 12358.60 [ 938.96,2634.87] +... + The file ./lustre-iokit/obdfilter-survey/README.obdfilter-survey + provides an explaination for the output as follows: + ost 10 is the total number of OSTs under test. +sz 167772160K is the total amount of data read or written (in bytes). +rsz 1024K is the record size (size of each echo_client I/O, in bytes). +obj 10 is the total number of objects over all OSTs +thr 10 is the total number of threads over all OSTs and objects +write is the test name. If more tests have been specified they + all appear on the same line. +10982.73 is the aggregate bandwidth over all OSTs measured by + dividing the total number of MB by the elapsed time. +[601.97,2912.91] are the minimum and maximum instantaneous bandwidths seen on + any individual OST. +Note that although the numbers of threads and objects are specifed per-OST +in the customization section of the script, results are reported aggregated +over all OSTs. + To perform a manual run: -- 1.8.3.1