def event_intervals(self,
name=None,
task=None,
interval=None,
match_exact=True):
"""Returns event intervals for specified `name` and `task`
Name here implies `section` or `counter` name.
"""
if name is None:
intervals = \
IntervalList(sorted_items(self._tmw_intervals_by_name.values()))
elif isinstance(name, string_types):
if match_exact:
intervals = self._tmw_intervals_by_name[name]
else:
intervals = IntervalList(
sorted_items(value for key, value in
self._tmw_intervals_by_name.iteritems()
if name in key))
else: # assume iterable (must match exact)
intervals = IntervalList(
sorted_items(
value
for key, value in self._tmw_intervals_by_name.iteritems()
if key in name))
intervals = intervals.slice(interval=interval)
if task:
intervals = IntervalList(
filter(lambda it: it.event.task == task, intervals))
return intervals
def io_request_intervals(self, op=None, interval=None, by='issue'):
"""Returns event intervals for specified `op`
If by ='issue' (default):
returns intervals from block issue ==> complete
Elif by = 'insert':
returns intervals from insert to queue ==> complete
For list of io_types (aka ops) see `trace.disk.ops`
# TODO: Filter by # of sectors & devices.
See `DiskIOType` in `ftrace.io` for op.
"""
if by == 'insert':
interval_dict = self._io_insert_intervals_by_op
else:
interval_dict = self._io_issue_intervals_by_op
if op is None:
intervals = \
IntervalList(sorted_items(interval_dict.values()))
else:
intervals = interval_dict[op]
intervals = intervals.slice(interval=interval)
return intervals
def pwrstate_intervals(self, device=None, state=None, interval=None):
"""
Returns pwr state intervals for specified state (if any)
on device (if any) over the specified interval (if any).
"""
try:
self._pwrstate_intervals_by_device.keys()
except AttributeError:
self._pwrstate_events_handler()
try:
if device is not None:
intervals = self._pwrstate_intervals_by_device[device]
else:
intervals = IntervalList(
sorted_items(
self._pwrstate_intervals_by_device.values()))
if is_list_like(state):
filter_func = (lambda ti: ti.state in state) if state else None
else:
filter_func = (lambda ti: ti.state == state) if state else None
return IntervalList(filter(filter_func,
intervals.slice(interval=interval)))
except:
return IntervalList()
def cluster_intervals(self, cluster, interval=None):
"""Return interval for specified cluster & interval
"""
try:
self._cluster_idle_intervals_by_cluster
except AttributeError:
_ = self._cluster_idle_events_handler()
if cluster is not None:
intervals = self._cluster_idle_intervals_by_cluster[cluster]
else:
intervals = IntervalList(sorted_items(self._cluster_idle_intervals_by_cluster.values()))
return intervals.slice(interval=interval)
def cluster_intervals(self, cluster, interval=None):
"""Return interval for specified cluster & interval
"""
try:
self._cluster_idle_intervals_by_cluster
except AttributeError:
_ = self._cluster_idle_events_handler()
if cluster is not None:
intervals = self._cluster_idle_intervals_by_cluster[cluster]
else:
intervals = IntervalList(
sorted_items(self._cluster_idle_intervals_by_cluster.values()))
return intervals.slice(interval=interval)
def frequency_intervals(self, device=None, interval=None):
"""Returns freq intervals for specified interval on device"""
try:
self._pwrlevel_intervals_by_device.keys()
except AttributeError:
self._pwrlevel_events_handler()
try:
if device is not None:
intervals = self._pwrlevel_intervals_by_device[device]
else:
intervals = IntervalList(
sorted_items(
self._pwrlevel_intervals_by_device.values()))
return intervals.slice(interval=interval)
except:
return IntervalList()
def buslevel_intervals(self, device=None, interval=None):
"""
"""
try:
self._buslevel_intervals_by_device.keys()
except AttributeError:
self._buslevel_events_handler()
try:
if device is not None:
intervals = self._buslevel_intervals_by_device[device]
else:
intervals = IntervalList(
sorted_items(
self._buslevel_intervals_by_device.values()))
return intervals.slice(interval=interval)
except:
return IntervalList()
def bus_request_intervals(self, device=None, state=None, interval=None):
"""Return device interval for specified cpu & interval
"""
try:
self._bur_intervals_by_dev
except AttributeError:
_ = self._bur_events_handler()
if device is not None:
try:
intervals = self._bur_intervals_by_dev[device].slice(interval=interval)
except KeyError:
log.warn('No such device: {device} in {devices}'.format(
device=device, devices=self.names))
interval = IntervalList()
else:
intervals = IntervalList(sorted_items(self._bur_intervals_by_dev.values())).slice(interval=interval)
filter_func = (lambda bi: bi.state is state) if state else None
return IntervalList(filter(filter_func, intervals))
def bus_request_intervals(self, device=None, state=None, interval=None):
"""Return device interval for specified cpu & interval
"""
try:
self._bur_intervals_by_dev
except AttributeError:
_ = self._bur_events_handler()
if device is not None:
try:
intervals = self._bur_intervals_by_dev[device].slice(
interval=interval)
except KeyError:
log.warn('No such device: {device} in {devices}'.format(
device=device, devices=self.names))
interval = IntervalList()
else:
intervals = IntervalList(
sorted_items(self._bur_intervals_by_dev.values())).slice(
interval=interval)
filter_func = (lambda bi: bi.state is state) if state else None
return IntervalList(filter(filter_func, intervals))
