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Refactor IO class tests

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Signed-off-by: Klaudia Jablonska <klaudia.jablonska@intel.com>
This commit is contained in:
Klaudia Jablonska
2022-08-29 16:04:22 +02:00
parent 2da9753a10
commit 1cf2af7ed4
17 changed files with 1100 additions and 883 deletions
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46
test/functional/tests/io_class/test_io_class_purge.py
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@@ -1,5 +1,5 @@
#
# Copyright(c) 2020-2021 Intel Corporation
# Copyright(c) 2020-2022 Intel Corporation
# SPDX-License-Identifier: BSD-3-Clause
#
@@ -23,13 +23,13 @@ from tests.io_class.io_class_common import prepare, mountpoint, ioclass_config_p
@pytest.mark.require_disk("core", DiskTypeLowerThan("cache"))
def test_ioclass_usage_sum():
"""
title: Test for ioclass stats after purge
description: |
Create ioclasses for 3 different directories. Run IO against each
directory, check usage stats correctness before and after purge
pass_criteria:
- Usage stats are consistent on each test step
- Usage stats don't exceed cache size
title: Test for ioclass stats after purge
description: |
Create io classes for 3 different directories. Run IO against each
directory, check usage stats correctness before and after purge.
pass_criteria:
- Usage stats are consistent on each test step
- Usage stats don't exceed cache size
"""
with TestRun.step("Prepare disks"):
cache, core = prepare()
@@ -38,9 +38,7 @@ def test_ioclass_usage_sum():
with TestRun.step("Disable udev"):
Udev.disable()
with TestRun.step(
f"Prepare filesystem and mount {core.path} at {mountpoint}"
):
with TestRun.step(f"Prepare filesystem and mount {core.path} at {mountpoint}"):
filesystem = Filesystem.xfs
core.create_filesystem(filesystem)
core.mount(mountpoint)
@@ -58,7 +56,7 @@ def test_ioclass_usage_sum():
for io_class in io_classes:
fs_utils.create_directory(io_class.dir_path, parents=True)
with TestRun.step("Add ioclasses for all dirs"):
with TestRun.step("Add io classes for all dirs"):
ioclass_config.remove_ioclass_config()
ioclass_config.create_ioclass_config(True)
for io_class in io_classes:
@@ -71,10 +69,8 @@ def test_ioclass_usage_sum():
casadm.load_io_classes(cache_id=cache.cache_id, file=ioclass_config_path)
# Since default ioclass is already present in cache and no directory should be
# created, it is added to ioclasses list after setup is done
io_classes.append(
IoclassConfig(default_ioclass_id, 22, f"{mountpoint}", cache_size * 0.2)
)
# created, it is added to io classes list after setup is done
io_classes.append(IoclassConfig(default_ioclass_id, 22, f"{mountpoint}", cache_size * 0.2))
with TestRun.step("Verify stats of newly started cache device"):
sync()
@@ -83,7 +79,7 @@ def test_ioclass_usage_sum():
with TestRun.step("Trigger IO to each partition and verify stats"):
for io_class in io_classes:
run_io_dir(io_class.dir_path, int((io_class.io_size) / Unit.Blocks4096))
run_io_dir(io_class.dir_path, int(io_class.io_size / Unit.Blocks4096.get_value()))
verify_ioclass_usage_stats(cache, [i.id for i in io_classes])
@@ -92,11 +88,9 @@ def test_ioclass_usage_sum():
verify_ioclass_usage_stats(cache, [i.id for i in io_classes])
with TestRun.step(
"Trigger IO to each partition for the second time and verify stats"
):
with TestRun.step("Trigger IO to each partition for the second time and verify stats"):
for io_class in io_classes:
run_io_dir(io_class.dir_path, int((io_class.io_size) / Unit.Blocks4096))
run_io_dir(io_class.dir_path, int(io_class.io_size / Unit.Blocks4096.get_value()))
verify_ioclass_usage_stats(cache, [i.id for i in io_classes])
@@ -116,9 +110,9 @@ def verify_ioclass_usage_stats(cache, ioclasses_ids):
if usage_stats_sum != cache_usage_stats:
TestRun.LOGGER.error(
"Sum of ioclasses usage stats doesn't match cache usage stats!"
f" Cache stats:\n{cache_usage_stats} ioclasses sum:\n{usage_stats_sum}"
f" Stats of particular ioclasses:\n"
"Sum of io classes usage stats doesn't match cache usage stats!"
f" Cache stats:\n{cache_usage_stats} io classes sum:\n{usage_stats_sum}"
f" Stats of particular io classes:\n"
f"{[get_io_class_usage(cache, i) for i in ioclasses_ids]}"
)
@@ -141,13 +135,13 @@ def add_io_class(class_id, eviction_prio, rule):
def run_io_dir(path, num_ios):
dd = (
(
Dd()
.input("/dev/zero")
.output(f"{path}/tmp_file")
.count(num_ios)
.block_size(Size(1, Unit.Blocks4096))
.run()
)
dd.run()
sync()
drop_caches(DropCachesMode.ALL)