def process_deployment_for_cluster(cls, cluster, cluster_data):
"""Added ceph related information to deployment info for cluster."""
all_nodes = {n.uid: n for n in cluster.nodes}
osd_num = 0
for n in cluster_data['nodes']:
if 'ceph-osd' in (n.get('roles') or [n.get('role')]):
volumes = cls.get_node_volumes(all_nodes[n['uid']]) or []
for volume in volumes:
for part in volume.get('volumes', []):
if (part.get('name') == 'ceph' and
part.get('size', 0) > 0):
osd_num += 1
storage_attrs = cluster_data.setdefault('storage', {})
pg_counts = get_pool_pg_count(
osd_num=osd_num,
pool_sz=int(storage_attrs['osd_pool_size']),
ceph_version='firefly',
volumes_ceph=storage_attrs['volumes_ceph'],
objects_ceph=storage_attrs['objects_ceph'],
ephemeral_ceph=storage_attrs['ephemeral_ceph'],
images_ceph=storage_attrs['images_ceph'],
emulate_pre_7_0=False)
# Log {pool_name: pg_count} mapping
pg_str = ", ".join(map("{0[0]}={0[1]}".format, pg_counts.items()))
logger.debug("Ceph: PG values {%s}", pg_str)
storage_attrs['pg_num'] = pg_counts['default_pg_num']
storage_attrs['per_pool_pg_nums'] = pg_counts
def _set_pg_count_storage_parameters(cls, data, nodes):
"""Generate pg_num
pg_num is generated as the number of OSDs across the cluster
multiplied by 100, divided by Ceph replication factor, and
rounded up to the nearest power of 2.
"""
osd_num = 0
osd_nodes = [node for node in nodes if 'ceph-osd' in node.all_roles]
for node in osd_nodes:
for disk in cls.get_node_volumes(node):
for part in disk.get('volumes', []):
if part.get('name') == 'ceph' and part.get('size', 0) > 0:
osd_num += 1
for node in data:
storage_attrs = node['storage']
pg_counts = get_pool_pg_count(
osd_num=osd_num,
pool_sz=int(storage_attrs['osd_pool_size']),
ceph_version='firefly',
volumes_ceph=storage_attrs['volumes_ceph'],
objects_ceph=storage_attrs['objects_ceph'],
ephemeral_ceph=storage_attrs['ephemeral_ceph'],
images_ceph=storage_attrs['images_ceph'],
emulate_pre_7_0=False)
# Log {pool_name: pg_count} mapping
pg_str = ", ".join(map("{0[0]}={0[1]}".format, pg_counts.items()))
logger.debug("Ceph: PG values {%s}", pg_str)
storage_attrs['pg_num'] = pg_counts['default_pg_num']
storage_attrs['per_pool_pg_nums'] = pg_counts
def test_pg_count(self):
params = [(osd, pool_sz, version,
dict(volumes_ceph=volumes_ceph,
objects_ceph=objects_ceph,
ephemeral_ceph=ephemeral_ceph,
images_ceph=images_ceph))
for osd in [0, 20, 5000]
for pool_sz in [1, 3]
for version in ['firefly', 'hammer']
for volumes_ceph in (True, False)
for objects_ceph in (True, False)
for ephemeral_ceph in (True, False)
for images_ceph in (True, False)]
for osd, pool_sz, version, pools_used in params:
if not any(pools_used.values()):
continue
res = ceph.get_pool_pg_count(osd, pool_sz, version,
emulate_pre_7_0=False,
**pools_used)
old_res = ceph.get_pool_pg_count(osd, pool_sz,
version,
emulate_pre_7_0=True,
**pools_used)
if 0 == osd:
self.assertEqual(res['default_pg_num'], DEFAULT_PG)
self.assertEqual(old_res['default_pg_num'], DEFAULT_PG)
continue
pg_count = sum(res.values()) * pool_sz
pg_count_lower_bound1 = osd * MAX_PG_PER_OSD
pg_count_lower_bound2 = res['default_pg_num'] * len(res) * pool_sz
if pg_count_lower_bound2 < pg_count_lower_bound1:
self.assertLess(pg_count, pg_count_lower_bound1)
if volumes_ceph or objects_ceph or ephemeral_ceph or images_ceph:
self.assertGreater(pg_count, osd * MIN_PG_PER_OSD)
pre_7_0_pg_num = 2 ** int(math.ceil(
math.log(osd * 100.0 / pool_sz, 2)))
self.assertEqual(old_res['default_pg_num'],
pre_7_0_pg_num)
def test_pg_count(self):
params = [(osd, pool_sz, version,
dict(volumes_ceph=volumes_ceph,
objects_ceph=objects_ceph,
ephemeral_ceph=ephemeral_ceph,
images_ceph=images_ceph)) for osd in [0, 20, 5000]
for pool_sz in [1, 3] for version in ['firefly', 'hammer']
for volumes_ceph in (True, False)
for objects_ceph in (True, False)
for ephemeral_ceph in (True, False)
for images_ceph in (True, False)]
for osd, pool_sz, version, pools_used in params:
if not any(pools_used.values()):
continue
res = ceph.get_pool_pg_count(osd,
pool_sz,
version,
emulate_pre_7_0=False,
**pools_used)
old_res = ceph.get_pool_pg_count(osd,
pool_sz,
version,
emulate_pre_7_0=True,
**pools_used)
if 0 == osd:
self.assertEqual(res['default_pg_num'], DEFAULT_PG)
self.assertEqual(old_res['default_pg_num'], DEFAULT_PG)
continue
pg_count = sum(res.values()) * pool_sz
pg_count_lower_bound1 = osd * MAX_PG_PER_OSD
pg_count_lower_bound2 = res['default_pg_num'] * len(res) * pool_sz
if pg_count_lower_bound2 < pg_count_lower_bound1:
self.assertLess(pg_count, pg_count_lower_bound1)
if volumes_ceph or objects_ceph or ephemeral_ceph or images_ceph:
self.assertGreater(pg_count, osd * MIN_PG_PER_OSD)
pre_7_0_pg_num = 2**int(
math.ceil(math.log(osd * 100.0 / pool_sz, 2)))
self.assertEqual(old_res['default_pg_num'], pre_7_0_pg_num)
def set_storage_parameters(self, cluster, attrs):
"""Generate pg_num
pg_num is generated as the number of OSDs across the cluster
multiplied by 100, divided by Ceph replication factor, and
rounded up to the nearest power of 2.
"""
osd_num = 0
nodes = db().query(Node).filter(
Node.cluster == cluster
).filter(sa.or_(
Node.roles.any('ceph-osd'),
Node.pending_roles.any('ceph-osd')
))
for node in nodes:
for disk in node_extension_call('get_node_volumes', node):
for part in disk.get('volumes', []):
if part.get('name') == 'ceph' and part.get('size', 0) > 0:
osd_num += 1
storage_attrs = attrs['storage']
pg_counts = get_pool_pg_count(
osd_num=osd_num,
pool_sz=int(storage_attrs['osd_pool_size']),
ceph_version='firefly',
volumes_ceph=storage_attrs['volumes_ceph'],
objects_ceph=storage_attrs['objects_ceph'],
ephemeral_ceph=storage_attrs['ephemeral_ceph'],
images_ceph=storage_attrs['images_ceph'],
emulate_pre_7_0=False)
# Log {pool_name: pg_count} mapping
pg_str = ", ".join(map("{0[0]}={0[1]}".format, pg_counts.items()))
logger.debug("Ceph: PG values {%s}", pg_str)
storage_attrs['pg_num'] = pg_counts['default_pg_num']
storage_attrs['per_pool_pg_nums'] = pg_counts
def set_storage_parameters(self, cluster, attrs):
"""Generate pg_num
pg_num is generated as the number of OSDs across the cluster
multiplied by 100, divided by Ceph replication factor, and
rounded up to the nearest power of 2.
"""
osd_num = 0
nodes = db().query(Node).filter(Node.cluster == cluster).filter(
sa.or_(Node.roles.any('ceph-osd'),
Node.pending_roles.any('ceph-osd'))).options(
joinedload('attributes'))
for node in nodes:
for disk in node_extension_call('get_node_volumes', node):
for part in disk.get('volumes', []):
if part.get('name') == 'ceph' and part.get('size', 0) > 0:
osd_num += 1
storage_attrs = attrs['storage']
pg_counts = get_pool_pg_count(
osd_num=osd_num,
pool_sz=int(storage_attrs['osd_pool_size']),
ceph_version='firefly',
volumes_ceph=storage_attrs['volumes_ceph'],
objects_ceph=storage_attrs['objects_ceph'],
ephemeral_ceph=storage_attrs['ephemeral_ceph'],
images_ceph=storage_attrs['images_ceph'],
emulate_pre_7_0=False)
# Log {pool_name: pg_count} mapping
pg_str = ", ".join(map("{0[0]}={0[1]}".format, pg_counts.items()))
logger.debug("Ceph: PG values {%s}", pg_str)
storage_attrs['pg_num'] = pg_counts['default_pg_num']
storage_attrs['per_pool_pg_nums'] = pg_counts
def _set_pg_count_storage_parameters(cls, data, nodes):
"""Generate pg_num
pg_num is generated as the number of OSDs across the cluster
multiplied by 100, divided by Ceph replication factor, and
rounded up to the nearest power of 2.
"""
osd_num = 0
osd_nodes = [node for node in nodes
if 'ceph-osd' in node.all_roles]
for node in osd_nodes:
for disk in cls.get_node_volumes(node):
for part in disk.get('volumes', []):
if part.get('name') == 'ceph' and part.get('size', 0) > 0:
osd_num += 1
for node in data:
storage_attrs = node['storage']
pg_counts = get_pool_pg_count(
osd_num=osd_num,
pool_sz=int(storage_attrs['osd_pool_size']),
ceph_version='firefly',
volumes_ceph=storage_attrs['volumes_ceph'],
objects_ceph=storage_attrs['objects_ceph'],
ephemeral_ceph=storage_attrs['ephemeral_ceph'],
images_ceph=storage_attrs['images_ceph'],
emulate_pre_7_0=False)
# Log {pool_name: pg_count} mapping
pg_str = ", ".join(map("{0[0]}={0[1]}".format, pg_counts.items()))
logger.debug("Ceph: PG values {%s}", pg_str)
storage_attrs['pg_num'] = pg_counts['default_pg_num']
storage_attrs['per_pool_pg_nums'] = pg_counts
