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9 Commits

Author SHA1 Message Date
Vladimir Sementsov-Ogievskiy 8c8407fe45 simplebench/bench-backup: add --drop-caches argument 
Add an option to drop caches before each test run. It may probably
improve reliability of results when testing in cached mode.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
 2021-05-04 11:37:26 +03:00
Vladimir Sementsov-Ogievskiy 27eacb390e simplebench: bench_one(): support count=1 
statistics.stdev raises if sequence length is less than two. Support
that case by hand.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: John Snow <jsnow@redhat.com>
 2021-05-04 11:37:26 +03:00
Vladimir Sementsov-Ogievskiy dab346986e simplebench: bench_one(): add slow_limit argument 
Sometimes one of cells in a testing table runs too slow. And we really
don't want to wait so long. Limit number of runs in this case.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
 2021-05-04 11:37:26 +03:00
Vladimir Sementsov-Ogievskiy 8e979febb0 simplebench: move results_to_text() into separate file 
Let's keep view part in separate: this way it's better to improve it in
the following commits.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20201021145859.11201-18-vsementsov@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
 2020-12-18 12:35:55 +01:00
Vladimir Sementsov-Ogievskiy bfccfa62ac simplebench: rename ascii() to results_to_text() 
Next patch will use utf8 plus-minus symbol, let's use more generic (and
more readable) name.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20201021145859.11201-17-vsementsov@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
 2020-12-18 12:35:55 +01:00
Vladimir Sementsov-Ogievskiy f52e1af0b0 scripts/simplebench: use standard deviation for +- error 
Standard deviation is more usual to see after +- than current maximum
of deviations.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20201021145859.11201-16-vsementsov@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
 2020-12-18 12:35:55 +01:00
Vladimir Sementsov-Ogievskiy 4a44554a65 scripts/simplebench: support iops 
Support benchmarks returning not seconds but iops. We'll use it for
further new test.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20201021145859.11201-15-vsementsov@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
 2020-12-18 12:35:55 +01:00
Vladimir Sementsov-Ogievskiy 270124e7ef scripts/simplebench: fix grammar: s/successed/succeeded/ 
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20201021145859.11201-14-vsementsov@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
 2020-12-18 12:35:55 +01:00
Vladimir Sementsov-Ogievskiy 7cc8e0a545 scripts/simplebench: add simplebench.py 
Add simple benchmark table creator.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Message-Id: <20200228071914.11746-2-vsementsov@virtuozzo.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
 2020-03-17 21:09:26 -04:00