mirror of
https://github.com/ceph/ceph
synced 2024-12-25 21:03:31 +00:00
b105a07ac6
Expose -K (enable krbd mode) through 'krbd', -Z (use direct IO) through 'direct_io', -U (disable randomized striping) through 'randomized_striping', -H (disable discard ops) through 'punch_holes', -r readbdy (read alignment) through 'readbdy', -w writebdy (write alignment) through 'writebdy', -h holebdy (discard alignment) through 'holebdy'. Signed-off-by: Ilya Dryomov <ilya.dryomov@inktank.com>
83 lines
2.4 KiB
Python
83 lines
2.4 KiB
Python
"""
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Run fsx on an rbd image
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"""
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import contextlib
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import logging
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from teuthology.parallel import parallel
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from teuthology import misc as teuthology
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log = logging.getLogger(__name__)
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@contextlib.contextmanager
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def task(ctx, config):
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"""
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Run fsx on an rbd image.
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Currently this requires running as client.admin
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to create a pool.
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Specify which clients to run on as a list::
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tasks:
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ceph:
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rbd_fsx:
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clients: [client.0, client.1]
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You can optionally change some properties of fsx:
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tasks:
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ceph:
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rbd_fsx:
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clients: <list of clients>
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seed: <random seed number, or 0 to use the time>
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ops: <number of operations to do>
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size: <maximum image size in bytes>
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"""
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log.info('starting rbd_fsx...')
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with parallel() as p:
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for role in config['clients']:
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p.spawn(_run_one_client, ctx, config, role)
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yield
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def _run_one_client(ctx, config, role):
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"""Spawned task that runs the client"""
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krbd = config.get('krbd', False)
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testdir = teuthology.get_testdir(ctx)
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(remote,) = ctx.cluster.only(role).remotes.iterkeys()
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args = []
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if krbd:
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args.append('sudo') # rbd map/unmap need privileges
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args.extend([
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'adjust-ulimits',
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'ceph-coverage',
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'{tdir}/archive/coverage'.format(tdir=testdir),
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'ceph_test_librbd_fsx',
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'-d', # debug output for all operations
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'-W', '-R', # mmap doesn't work with rbd
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'-p', str(config.get('progress_interval', 100)), # show progress
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'-P', '{tdir}/archive'.format(tdir=testdir),
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'-r', str(config.get('readbdy',1)),
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'-w', str(config.get('writebdy',1)),
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'-t', str(config.get('truncbdy',1)),
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'-h', str(config.get('holebdy',1)),
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'-l', str(config.get('size', 250000000)),
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'-S', str(config.get('seed', 0)),
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'-N', str(config.get('ops', 1000)),
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])
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if krbd:
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args.append('-K') # -K enables krbd mode
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if config.get('direct_io', False):
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args.append('-Z') # -Z use direct IO
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if not config.get('randomized_striping', True):
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args.append('-U') # -U disables randomized striping
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if not config.get('punch_holes', True):
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args.append('-H') # -H disables discard ops
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args.extend([
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'pool_{pool}'.format(pool=role),
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'image_{image}'.format(image=role),
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])
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remote.run(args=args)
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