90 lines
3.4 KiB
Python
90 lines
3.4 KiB
Python
#
|
|
# Copyright(c) 2020-2022 Intel Corporation
|
|
# SPDX-License-Identifier: BSD-3-Clause
|
|
#
|
|
|
|
import os
|
|
from datetime import timedelta
|
|
import pytest
|
|
from api.cas import casadm
|
|
from api.cas.cache_config import CacheMode, CacheLineSize
|
|
from core.test_run import TestRun
|
|
from storage_devices.disk import DiskTypeSet, DiskType
|
|
from test_tools.disk_utils import Filesystem
|
|
from test_utils.size import Size, Unit
|
|
|
|
|
|
@pytest.mark.os_dependent
|
|
@pytest.mark.require_disk("cache", DiskTypeSet([DiskType.optane, DiskType.nand, DiskType.sata]))
|
|
@pytest.mark.require_disk("core", DiskTypeSet([DiskType.optane, DiskType.nand, DiskType.sata]))
|
|
@pytest.mark.parametrizex("cache_mode", CacheMode)
|
|
@pytest.mark.parametrizex("cache_line_size", CacheLineSize)
|
|
@pytest.mark.require_plugin("vdbench")
|
|
def test_trim_stress(cache_mode, cache_line_size):
|
|
"""
|
|
title: Trim support on cache devices in different cache modes stress test.
|
|
description: |
|
|
Stress test validating the ability of CAS to handle trim requests in different modes,
|
|
on different filesystem types.
|
|
pass_criteria:
|
|
- No kernel bug.
|
|
- Cache should still work correctly.
|
|
"""
|
|
|
|
cores_number = 4
|
|
mount_point = "/mnt"
|
|
|
|
with TestRun.step("Prepare devices."):
|
|
cache_disk = TestRun.disks['cache']
|
|
cache_disk.create_partitions([Size(1, Unit.GibiByte)])
|
|
cache_dev = cache_disk.partitions[0]
|
|
|
|
core_disk = TestRun.disks['core']
|
|
core_disk.create_partitions([Size(1, Unit.GibiByte)] * cores_number)
|
|
core_devices = core_disk.partitions
|
|
|
|
with TestRun.step("Start cache and add cores."):
|
|
cache = casadm.start_cache(cache_dev, cache_mode, cache_line_size, force=True)
|
|
cores = []
|
|
for d in core_devices:
|
|
cores.append(cache.add_core(d))
|
|
|
|
with TestRun.step("Create filesystem and mount CAS devices."):
|
|
directories = []
|
|
for counter, core in enumerate(cores):
|
|
core.create_filesystem(Filesystem(counter % len(Filesystem)))
|
|
mount_dir = os.path.join(mount_point, str(counter + 1))
|
|
directories.append(mount_dir)
|
|
core.mount(mount_dir, ["discard"])
|
|
|
|
with TestRun.step("Run I/O workload."):
|
|
for _ in TestRun.iteration(range(1, 7)):
|
|
run_vdbench(directories)
|
|
|
|
with TestRun.step("Stop CAS."):
|
|
for c in cores:
|
|
c.unmount()
|
|
c.remove_core()
|
|
cache.stop()
|
|
|
|
|
|
def run_vdbench(directories):
|
|
vdbench = TestRun.plugin_manager.get_plugin('vdbench')
|
|
config = f"data_errors=1,validate=yes,messagescan=no,create_anchors=yes\n" \
|
|
f"fsd=default,depth=4,width=5,files=10,sizes=" \
|
|
f"(1k,10,2k,10,4k,10,8k,10,16k,10,32k,10,64k,10,128k,10,256k,10,512k,10)\n"
|
|
|
|
for i, dir in enumerate(directories):
|
|
config += f"fsd=fsd{i},anchor={dir}\n"
|
|
|
|
config += f"\nfwd=fwd1,fsd=fsd*," \
|
|
f"fileio=(random),fileselect=random,threads=32," \
|
|
f"xfersizes=(512,10,1k,10,2k,10,4k,10,8k,10,16k,10,32k,10,64k,10," \
|
|
f"128k,10,256k,10)\nrd=rd1,fwd=fwd*,fwdrate=max,format=yes," \
|
|
f"interval=5,operations=(read,write,open,close,getattr,setattr)"
|
|
vdbench.create_config(config, run_time=timedelta(minutes=5))
|
|
if vdbench.run():
|
|
TestRun.LOGGER.info("VDBench finished with status zero.")
|
|
else:
|
|
TestRun.LOGGER.error("VDBench finished with non-zero status.")
|