82 lines
2.6 KiB
Python
82 lines
2.6 KiB
Python
#
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# Copyright(c) 2020-2022 Intel Corporation
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# Copyright(c) 2024 Huawei Technologies Co., Ltd.
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# SPDX-License-Identifier: BSD-3-Clause
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#
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import pytest
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from datetime import timedelta
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from api.cas import casadm
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from api.cas.cache_config import CacheMode, CacheLineSize
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from core.test_run import TestRun
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from storage_devices.disk import DiskTypeSet, DiskType
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from test_tools.fio.fio import Fio
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from test_tools.fio.fio_param import ReadWrite, IoEngine
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from type_def.size import Size, Unit
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@pytest.mark.os_dependent
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@pytest.mark.require_disk("cache", DiskTypeSet([DiskType.optane, DiskType.nand, DiskType.sata]))
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@pytest.mark.require_disk("core", DiskTypeSet([DiskType.optane, DiskType.nand, DiskType.sata]))
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@pytest.mark.parametrizex("cache_mode", CacheMode)
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@pytest.mark.parametrizex("cache_line_size", CacheLineSize)
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def test_trim_stress(cache_mode, cache_line_size):
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"""
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title: Trim support on cache devices in different cache modes stress test.
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description: |
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Stress test validating the ability of CAS to handle trim requests in different modes.
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pass_criteria:
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- No kernel bug.
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- Cache should still work correctly.
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"""
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with TestRun.step("Prepare devices."):
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cache_disk = TestRun.disks['cache']
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cache_disk.create_partitions([Size(1, Unit.GibiByte)])
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cache_dev = cache_disk.partitions[0]
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core_disk = TestRun.disks['core']
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core_disk.create_partitions([Size(1, Unit.GibiByte)] * 3)
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core_devices = core_disk.partitions
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with TestRun.step("Start cache and add cores."):
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cache = casadm.start_cache(cache_dev, cache_mode, cache_line_size, force=True)
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cores = []
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for d in core_devices:
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cores.append(cache.add_core(d))
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with TestRun.step("Run I/O workload."):
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for _ in TestRun.iteration(range(1, 6)):
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run_fio([core.path for core in cores])
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with TestRun.step("Stop CAS."):
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for c in cores:
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c.remove_core()
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cache.stop()
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def run_fio(paths):
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block_sizes = [f"{2 ** n}k" for n in range(0, 10)]
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fio = (
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Fio().create_command()
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.io_engine(IoEngine.libaio)
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.io_depth(16)
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.bs_split(":".join([f"{bs}/{100 // len(block_sizes)}" for bs in block_sizes]))
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.time_based()
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.run_time(timedelta(minutes=10))
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.trim_verify_zero()
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.verify_fatal()
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)
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for path, rw in zip(paths, [ReadWrite.trim, ReadWrite.randtrim, ReadWrite.trimwrite]):
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(
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fio.add_job(path + rw.name)
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.file_name(path)
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.read_write(rw)
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)
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fio.run(fio_timeout=timedelta(minutes=20))
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