ceph/tasks/radosbench.py
Zack Cerza 4e1e929f75 Update module references
Signed-off-by: Zack Cerza <zack.cerza@inktank.com>
2014-08-07 08:24:59 -06:00

96 lines
2.7 KiB
Python

"""
Rados benchmarking
"""
import contextlib
import logging
from teuthology.orchestra import run
from teuthology import misc as teuthology
log = logging.getLogger(__name__)
@contextlib.contextmanager
def task(ctx, config):
"""
Run radosbench
The config should be as follows:
radosbench:
clients: [client list]
time: <seconds to run>
pool: <pool to use>
unique_pool: use a unique pool, defaults to False
ec_pool: create an ec pool, defaults to False
erasure_code_profile:
name: teuthologyprofile
k: 2
m: 1
ruleset-failure-domain: osd
example:
tasks:
- ceph:
- radosbench:
clients: [client.0]
time: 360
- interactive:
"""
log.info('Beginning radosbench...')
assert isinstance(config, dict), \
"please list clients to run on"
radosbench = {}
testdir = teuthology.get_testdir(ctx)
for role in config.get('clients', ['client.0']):
assert isinstance(role, basestring)
PREFIX = 'client.'
assert role.startswith(PREFIX)
id_ = role[len(PREFIX):]
(remote,) = ctx.cluster.only(role).remotes.iterkeys()
if config.get('ec_pool', False):
profile = config.get('erasure_code_profile', {})
profile_name = profile.get('name', 'teuthologyprofile')
ctx.manager.create_erasure_code_profile(profile_name, profile)
else:
profile_name = None
pool = 'data'
if config.get('pool'):
pool = config.get('pool')
if pool is not 'data':
ctx.manager.create_pool(pool, erasure_code_profile_name=profile_name)
else:
pool = ctx.manager.create_pool_with_unique_name(erasure_code_profile_name=profile_name)
proc = remote.run(
args=[
"/bin/sh", "-c",
" ".join(['adjust-ulimits',
'ceph-coverage',
'{tdir}/archive/coverage',
'rados',
'--name', role,
'-p' , pool,
'bench', str(config.get('time', 360)), 'write',
]).format(tdir=testdir),
],
logger=log.getChild('radosbench.{id}'.format(id=id_)),
stdin=run.PIPE,
wait=False
)
radosbench[id_] = proc
try:
yield
finally:
timeout = config.get('time', 360) * 5
log.info('joining radosbench (timing out after %ss)', timeout)
run.wait(radosbench.itervalues(), timeout=timeout)
if pool is not 'data':
ctx.manager.remove_pool(pool)