ceph/teuthology/task/radosbench.py

66 lines
1.8 KiB
Python

import contextlib
import logging
from ..orchestra import run
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>
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 = {}
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()
proc = remote.run(
args=[
"/bin/sh", "-c",
" ".join(['LD_LIBRARY_PATH=/tmp/cephtest/binary/usr/local/lib',
'/tmp/cephtest/enable-coredump',
'/tmp/cephtest/binary/usr/local/bin/ceph-coverage',
'/tmp/cephtest/archive/coverage',
'/tmp/cephtest/binary/usr/local/bin/rados',
'-c', '/tmp/cephtest/ceph.conf',
'-k', '/tmp/cephtest/data/{role}.keyring'.format(role=role),
'--name', role,
'-p' , 'data',
'bench', str(config.get('time', 360)), 'write',
]),
],
logger=log.getChild('radosbench.{id}'.format(id=id_)),
stdin=run.PIPE,
wait=False
)
radosbench[id_] = proc
try:
yield
finally:
log.info('joining radosbench')
run.wait(radosbench.itervalues())