def update_statistics(node, stat, elapsed_time=None):
logger.debug(
'Cluster updating: node {0} statistics time: {1:03f}'.format(
node, elapsed_time))
collect_ts = mh.elliptics_time_to_ts(stat['timestamp'])
try:
try:
node.update_statistics(stat, collect_ts)
except KeyError as e:
logger.warn('Bad procfs stat for node {0} ({1}): {2}'.format(
node, e, stat))
pass
fss = set()
good_node_backends = []
backend_stats = NodeInfoUpdater._parsed_stats(stat['stats'])
for b_stat in stat['backends'].itervalues():
try:
NodeInfoUpdater._process_backend_statistics(
node, b_stat, backend_stats, collect_ts, fss,
good_node_backends)
except Exception:
backend_id = b_stat['backend_id']
logger.exception(
'Failed to process backend {} stats on node {}'.format(
backend_id, node))
continue
logger.debug(
'Cluster updating: node {}, updating FS commands stats'.format(
node))
for fs in fss:
fs.update_commands_stats()
logger.debug(
'Cluster updating: node {}, updating node commands stats'.
format(node))
node.update_commands_stats(good_node_backends)
except Exception as e:
logger.exception(
'Unable to process statistics for node {}'.format(node))
finally:
logger.debug(
'Cluster updating: node {}, statistics processed'.format(node))
def update_statistics(node, stat, elapsed_time=None):
logger.debug(
'Cluster updating: node {0} statistics time: {1:03f}'.format(
node, elapsed_time
)
)
collect_ts = mh.elliptics_time_to_ts(stat['timestamp'])
try:
try:
node.update_statistics(stat, collect_ts)
except KeyError as e:
logger.warn('Bad procfs stat for node {0} ({1}): {2}'.format(node, e, stat))
pass
fss = set()
good_node_backends = []
backend_stats = NodeInfoUpdater._parsed_stats(stat['stats'])
for b_stat in stat['backends'].itervalues():
try:
NodeInfoUpdater._process_backend_statistics(
node,
b_stat,
backend_stats,
collect_ts,
fss,
good_node_backends
)
except Exception:
backend_id = b_stat['backend_id']
logger.exception(
'Failed to process backend {} stats on node {}'.format(backend_id, node)
)
continue
logger.debug('Cluster updating: node {}, updating FS commands stats'.format(node))
for fs in fss:
fs.update_commands_stats()
logger.debug('Cluster updating: node {}, updating node commands stats'.format(node))
node.update_commands_stats(good_node_backends)
except Exception as e:
logger.exception('Unable to process statistics for node {}'.format(node))
finally:
logger.debug('Cluster updating: node {}, statistics processed'.format(node))
def update_statistics(node, stat, elapsed_time=None):
logger.debug(
'Cluster updating: node {0} statistics time: {1:03f}'.format(
node, elapsed_time))
collect_ts = mh.elliptics_time_to_ts(stat['timestamp'])
try:
try:
node.update_statistics(stat, collect_ts)
except KeyError as e:
logger.warn('Bad procfs stat for node {0} ({1}): {2}'.format(
node, e, stat))
pass
fss = set()
good_node_backends = []
backend_stats = NodeInfoUpdater._parsed_stats(stat['stats'])
for b_stat in stat['backends'].itervalues():
backend_id = b_stat['backend_id']
b_stat['stats'] = backend_stats.get(backend_id, {})
update_group_history = False
node_backend_addr = '{0}/{1}'.format(node, backend_id)
if node_backend_addr not in storage.node_backends:
node_backend = storage.node_backends.add(node, backend_id)
update_group_history = True
else:
node_backend = storage.node_backends[node_backend_addr]
nb_config = (b_stat['config'] if 'config' in b_stat else
b_stat['backend']['config'])
gid = nb_config['group']
if gid == 0:
# skip zero group ids
continue
if b_stat['status']['state'] != 1:
logger.info(
'Node backend {0} is not enabled: state {1}'.format(
str(node_backend), b_stat['status']['state']))
node_backend.disable()
continue
if gid not in storage.groups:
logger.debug('Adding group {0}'.format(gid))
group = storage.groups.add(gid)
else:
group = storage.groups[gid]
if 'vfs' not in b_stat['backend']:
logger.error(
'Failed to parse statistics for node backend {0}, '
'vfs key not found: {1}'.format(node_backend, b_stat))
continue
fsid = b_stat['backend']['vfs']['fsid']
fsid_key = '{host}:{fsid}'.format(host=node.host, fsid=fsid)
if fsid_key not in storage.fs:
logger.debug('Adding fs {0}'.format(fsid_key))
fs = storage.fs.add(node.host, fsid)
else:
fs = storage.fs[fsid_key]
if node_backend not in fs.node_backends:
fs.add_node_backend(node_backend)
fs.update_statistics(b_stat['backend'], collect_ts)
fss.add(fs)
good_node_backends.append(node_backend)
node_backend.enable()
logger.info('Updating statistics for node backend %s' %
(str(node_backend)))
if 'backend' not in b_stat:
logger.warn('No backend in b_stat: {0}'.format(b_stat))
elif 'dstat' not in b_stat['backend']:
logger.warn('No dstat in backend: {0}'.format(
b_stat['backend']))
prev_base_path = node_backend.base_path
try:
node_backend.update_statistics(b_stat, collect_ts)
except KeyError as e:
logger.warn(
'Bad stat for node backend {0} ({1}): {2}'.format(
node_backend, e, b_stat))
pass
if node_backend.base_path != prev_base_path:
update_group_history = True
if b_stat['status'][
'read_only'] or node_backend.stat_commit_errors > 0:
node_backend.make_read_only()
else:
node_backend.make_writable()
if node_backend.group is not group:
logger.debug(
'Adding node backend {0} to group {1}{2}'.format(
node_backend, group.group_id,
' (moved from group {0})'.format(
node_backend.group.group_id)
if node_backend.group else ''))
update_group_history = True
group.add_node_backend(node_backend)
if update_group_history:
infrastructure.update_group_history(group)
for fs in fss:
fs.update_commands_stats()
node.update_commands_stats(good_node_backends)
except Exception as e:
logger.exception(
'Unable to process statistics for node {}'.format(node))
def update_statistics(node, stat, elapsed_time=None):
logger.debug(
'Cluster updating: node {0} statistics time: {1:03f}'.format(
node, elapsed_time
)
)
collect_ts = mh.elliptics_time_to_ts(stat['timestamp'])
try:
try:
node.update_statistics(stat, collect_ts)
except KeyError as e:
logger.warn('Bad procfs stat for node {0} ({1}): {2}'.format(node, e, stat))
pass
fss = set()
good_node_backends = []
backend_stats = NodeInfoUpdater._parsed_stats(stat['stats'])
for b_stat in stat['backends'].itervalues():
backend_id = b_stat['backend_id']
b_stat['stats'] = backend_stats.get(backend_id, {})
update_group_history = False
node_backend_addr = '{0}/{1}'.format(node, backend_id)
if node_backend_addr not in storage.node_backends:
node_backend = storage.node_backends.add(node, backend_id)
update_group_history = True
else:
node_backend = storage.node_backends[node_backend_addr]
nb_config = (b_stat['config']
if 'config' in b_stat else
b_stat['backend']['config'])
gid = nb_config['group']
if gid == 0:
# skip zero group ids
continue
if b_stat['status']['state'] != 1:
logger.info('Node backend {0} is not enabled: state {1}'.format(
str(node_backend), b_stat['status']['state']))
node_backend.disable()
continue
if gid not in storage.groups:
logger.debug('Adding group {0}'.format(gid))
group = storage.groups.add(gid)
else:
group = storage.groups[gid]
if 'vfs' not in b_stat['backend']:
logger.error(
'Failed to parse statistics for node backend {0}, '
'vfs key not found: {1}'.format(node_backend, b_stat))
continue
fsid = b_stat['backend']['vfs']['fsid']
fsid_key = '{host}:{fsid}'.format(host=node.host, fsid=fsid)
if fsid_key not in storage.fs:
logger.debug('Adding fs {0}'.format(fsid_key))
fs = storage.fs.add(node.host, fsid)
else:
fs = storage.fs[fsid_key]
if node_backend not in fs.node_backends:
fs.add_node_backend(node_backend)
fs.update_statistics(b_stat['backend'], collect_ts)
fss.add(fs)
good_node_backends.append(node_backend)
node_backend.enable()
logger.info('Updating statistics for node backend %s' % (str(node_backend)))
if 'backend' not in b_stat:
logger.warn('No backend in b_stat: {0}'.format(b_stat))
elif 'dstat' not in b_stat['backend']:
logger.warn('No dstat in backend: {0}'.format(b_stat['backend']))
prev_base_path = node_backend.base_path
try:
node_backend.update_statistics(b_stat, collect_ts)
except KeyError as e:
logger.warn('Bad stat for node backend {0} ({1}): {2}'.format(
node_backend, e, b_stat))
pass
if node_backend.base_path != prev_base_path:
update_group_history = True
if b_stat['status']['read_only'] or node_backend.stat_commit_errors > 0:
node_backend.make_read_only()
else:
node_backend.make_writable()
if node_backend.group is not group:
logger.debug('Adding node backend {0} to group {1}{2}'.format(
node_backend, group.group_id,
' (moved from group {0})'.format(node_backend.group.group_id)
if node_backend.group else ''))
update_group_history = True
group.add_node_backend(node_backend)
if update_group_history:
infrastructure.update_group_history(group)
for fs in fss:
fs.update_commands_stats()
node.update_commands_stats(good_node_backends)
except Exception as e:
logger.exception('Unable to process statistics for node {}'.format(node))
