def run_io(exported_objects):
for i in range(0, cores_number):
fio = Fio() \
.create_command() \
.read_write(ReadWrite.randrw) \
.io_engine(IoEngine.libaio) \
.direct() \
.sync() \
.io_depth(32) \
.run_time(timedelta(minutes=5)) \
.num_jobs(5) \
.target(exported_objects[i].path)
fio.run_in_background()
def test_init_reboot_runlevels(runlevel, cache_mode):
"""
title: Initialize CAS devices after reboot
description: |
Verify that CAS init script starts cache properly after reboot in different runlevels.
pass_criteria:
- Cache should be loaded successfully after reboot.
"""
with TestRun.step(f"Set runlevel to {runlevel.value}."):
os_utils.change_runlevel(runlevel)
with TestRun.step("Prepare CAS device."):
cache_disk = TestRun.disks['cache']
cache_disk.create_partitions([Size(2, Unit.GibiByte)])
cache_dev = cache_disk.partitions[0]
core_disk = TestRun.disks['core']
core_disk.create_partitions([Size(1, Unit.GibiByte)])
core_dev = core_disk.partitions[0]
cache = casadm.start_cache(cache_dev, cache_mode, force=True)
core = cache.add_core(core_dev)
with TestRun.step("Create CAS init config based on running configuration."):
InitConfig.create_init_config_from_running_configuration()
with TestRun.step("Make filesystem on CAS device and mount it."):
core.create_filesystem(Filesystem.xfs)
core.mount(mount_point)
with TestRun.step("Start writing file to CAS."):
fio = Fio().create_command()\
.file_name(os.path.join(mount_point, "test_file"))\
.read_write(ReadWrite.randwrite)\
.io_engine(IoEngine.sync)\
.num_jobs(1).direct()\
.file_size(Size(30, Unit.GibiByte))
fio.run_in_background()
os_utils.sync()
os_utils.drop_caches()
time.sleep(10)
TestRun.executor.run_expect_success("pgrep fio")
with TestRun.step("Reboot machine during writing a file."):
TestRun.executor.reboot()
with TestRun.step("Check if cache was properly started at boot time"):
# Wait for CAS to load after boot
time.sleep(60)
caches = casadm_parser.get_caches()
if len(caches) == 1:
TestRun.LOGGER.info("Cache started properly at boot time.")
else:
TestRun.LOGGER.error("Cache did not start properly at boot time.")
with TestRun.step("Stop cache and set default runlevel."):
if len(caches) != 0:
casadm.stop_all_caches()
os_utils.change_runlevel(Runlevel.runlevel3)
TestRun.executor.reboot()
