mirror of
https://github.com/ceph/ceph
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104 lines
3.1 KiB
Python
104 lines
3.1 KiB
Python
"""
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Rados benchmarking
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"""
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import contextlib
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import logging
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from teuthology.orchestra import run
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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 radosbench
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The config should be as follows:
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radosbench:
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clients: [client list]
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time: <seconds to run>
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pool: <pool to use>
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size: write size to use
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unique_pool: use a unique pool, defaults to False
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ec_pool: create an ec pool, defaults to False
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create_pool: create pool, defaults to False
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erasure_code_profile:
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name: teuthologyprofile
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k: 2
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m: 1
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ruleset-failure-domain: osd
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cleanup: false (defaults to true)
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example:
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tasks:
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- ceph:
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- radosbench:
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clients: [client.0]
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time: 360
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- interactive:
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"""
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log.info('Beginning radosbench...')
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assert isinstance(config, dict), \
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"please list clients to run on"
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radosbench = {}
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testdir = teuthology.get_testdir(ctx)
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create_pool = config.get('create_pool', True)
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for role in config.get('clients', ['client.0']):
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assert isinstance(role, basestring)
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PREFIX = 'client.'
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assert role.startswith(PREFIX)
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id_ = role[len(PREFIX):]
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(remote,) = ctx.cluster.only(role).remotes.iterkeys()
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if config.get('ec_pool', False):
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profile = config.get('erasure_code_profile', {})
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profile_name = profile.get('name', 'teuthologyprofile')
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ctx.manager.create_erasure_code_profile(profile_name, profile)
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else:
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profile_name = None
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cleanup = []
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if not config.get('cleanup', True):
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cleanup = ['--no-cleanup']
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pool = config.get('pool', 'data')
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if create_pool:
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if pool != 'data':
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ctx.manager.create_pool(pool, erasure_code_profile_name=profile_name)
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else:
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pool = ctx.manager.create_pool_with_unique_name(erasure_code_profile_name=profile_name)
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proc = remote.run(
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args=[
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"/bin/sh", "-c",
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" ".join(['adjust-ulimits',
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'ceph-coverage',
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'{tdir}/archive/coverage',
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'rados',
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'--no-log-to-stderr',
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'--name', role,
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'-b', str(config.get('size', 4<<20)),
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'-p' , pool,
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'bench', str(config.get('time', 360)), 'write',
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] + cleanup).format(tdir=testdir),
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],
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logger=log.getChild('radosbench.{id}'.format(id=id_)),
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stdin=run.PIPE,
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wait=False
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)
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radosbench[id_] = proc
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try:
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yield
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finally:
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timeout = config.get('time', 360) * 5 + 180
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log.info('joining radosbench (timing out after %ss)', timeout)
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run.wait(radosbench.itervalues(), timeout=timeout)
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if pool is not 'data' and create_pool:
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ctx.manager.remove_pool(pool)
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