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Diffstat (limited to 'src/ceph/qa/tasks/manypools.py')
-rw-r--r-- | src/ceph/qa/tasks/manypools.py | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/src/ceph/qa/tasks/manypools.py b/src/ceph/qa/tasks/manypools.py deleted file mode 100644 index 1ddcba5..0000000 --- a/src/ceph/qa/tasks/manypools.py +++ /dev/null @@ -1,73 +0,0 @@ -""" -Force pg creation on all osds -""" -from teuthology import misc as teuthology -from teuthology.orchestra import run -import logging - -log = logging.getLogger(__name__) - -def task(ctx, config): - """ - Create the specified number of pools and write 16 objects to them (thereby forcing - the PG creation on each OSD). This task creates pools from all the clients, - in parallel. It is easy to add other daemon types which have the appropriate - permissions, but I don't think anything else does. - The config is just the number of pools to create. I recommend setting - "mon create pg interval" to a very low value in your ceph config to speed - this up. - - You probably want to do this to look at memory consumption, and - maybe to test how performance changes with the number of PGs. For example: - - tasks: - - ceph: - config: - mon: - mon create pg interval: 1 - - manypools: 3000 - - radosbench: - clients: [client.0] - time: 360 - """ - - log.info('creating {n} pools'.format(n=config)) - - poolnum = int(config) - creator_remotes = [] - client_roles = teuthology.all_roles_of_type(ctx.cluster, 'client') - log.info('got client_roles={client_roles_}'.format(client_roles_=client_roles)) - for role in client_roles: - log.info('role={role_}'.format(role_=role)) - (creator_remote, ) = ctx.cluster.only('client.{id}'.format(id=role)).remotes.iterkeys() - creator_remotes.append((creator_remote, 'client.{id}'.format(id=role))) - - remaining_pools = poolnum - poolprocs=dict() - while (remaining_pools > 0): - log.info('{n} pools remaining to create'.format(n=remaining_pools)) - for remote, role_ in creator_remotes: - poolnum = remaining_pools - remaining_pools -= 1 - if remaining_pools < 0: - continue - log.info('creating pool{num} on {role}'.format(num=poolnum, role=role_)) - proc = remote.run( - args=[ - 'rados', - '--name', role_, - 'mkpool', 'pool{num}'.format(num=poolnum), '-1', - run.Raw('&&'), - 'rados', - '--name', role_, - '--pool', 'pool{num}'.format(num=poolnum), - 'bench', '0', 'write', '-t', '16', '--block-size', '1' - ], - wait = False - ) - log.info('waiting for pool and object creates') - poolprocs[remote] = proc - - run.wait(poolprocs.itervalues()) - - log.info('created all {n} pools and wrote 16 objects to each'.format(n=poolnum)) |