class Measure(object):
__slots__ = [
"clock", "name", "start_context", "start", "new_context", "ru_utime",
"ru_stime", "db_txn_count", "db_txn_duration", "created_context"
]
def __init__(self, clock, name):
self.clock = clock
self.name = name
self.start_context = None
self.start = None
self.created_context = False
def __enter__(self):
self.start = self.clock.time_msec()
self.start_context = LoggingContext.current_context()
if not self.start_context:
logger.warn("Entered Measure without log context: %s", self.name)
self.start_context = LoggingContext("Measure")
self.start_context.__enter__()
self.created_context = True
self.ru_utime, self.ru_stime = self.start_context.get_resource_usage()
self.db_txn_count = self.start_context.db_txn_count
self.db_txn_duration = self.start_context.db_txn_duration
def __exit__(self, exc_type, exc_val, exc_tb):
if exc_type is not None or not self.start_context:
return
duration = self.clock.time_msec() - self.start
block_timer.inc_by(duration, self.name)
context = LoggingContext.current_context()
if context != self.start_context:
logger.warn(
"Context have unexpectedly changed from '%s' to '%s'. (%r)",
context, self.start_context, self.name
)
return
if not context:
logger.warn("Expected context. (%r)", self.name)
return
ru_utime, ru_stime = context.get_resource_usage()
block_ru_utime.inc_by(ru_utime - self.ru_utime, self.name)
block_ru_stime.inc_by(ru_stime - self.ru_stime, self.name)
block_db_txn_count.inc_by(
context.db_txn_count - self.db_txn_count, self.name
)
block_db_txn_duration.inc_by(
context.db_txn_duration - self.db_txn_duration, self.name
)
if self.created_context:
self.start_context.__exit__(exc_type, exc_val, exc_tb)
class Measure(object):
__slots__ = [
"clock",
"name",
"start_context",
"start",
"created_context",
"start_usage",
]
def __init__(self, clock, name):
self.clock = clock
self.name = name
self.start_context = None
self.start = None
self.created_context = False
def __enter__(self):
self.start = self.clock.time()
self.start_context = LoggingContext.current_context()
if not self.start_context:
self.start_context = LoggingContext("Measure")
self.start_context.__enter__()
self.created_context = True
self.start_usage = self.start_context.get_resource_usage()
def __exit__(self, exc_type, exc_val, exc_tb):
if isinstance(exc_type, Exception) or not self.start_context:
return
duration = self.clock.time() - self.start
block_counter.labels(self.name).inc()
block_timer.labels(self.name).inc(duration)
context = LoggingContext.current_context()
if context != self.start_context:
logger.warn(
"Context has unexpectedly changed from '%s' to '%s'. (%r)",
self.start_context, context, self.name)
return
if not context:
logger.warn("Expected context. (%r)", self.name)
return
usage = context.get_resource_usage() - self.start_usage
block_ru_utime.labels(self.name).inc(usage.ru_utime)
block_ru_stime.labels(self.name).inc(usage.ru_stime)
block_db_txn_count.labels(self.name).inc(usage.db_txn_count)
block_db_txn_duration.labels(self.name).inc(usage.db_txn_duration_sec)
block_db_sched_duration.labels(self.name).inc(
usage.db_sched_duration_sec)
if self.created_context:
self.start_context.__exit__(exc_type, exc_val, exc_tb)
class Measure(object):
__slots__ = [
"clock", "name", "start_context", "start", "new_context", "ru_utime",
"ru_stime", "db_txn_count", "db_txn_duration", "created_context"
]
def __init__(self, clock, name):
self.clock = clock
self.name = name
self.start_context = None
self.start = None
self.created_context = False
def __enter__(self):
self.start = self.clock.time_msec()
self.start_context = LoggingContext.current_context()
if not self.start_context:
self.start_context = LoggingContext("Measure")
self.start_context.__enter__()
self.created_context = True
self.ru_utime, self.ru_stime = self.start_context.get_resource_usage()
self.db_txn_count = self.start_context.db_txn_count
self.db_txn_duration = self.start_context.db_txn_duration
def __exit__(self, exc_type, exc_val, exc_tb):
if isinstance(exc_type, Exception) or not self.start_context:
return
duration = self.clock.time_msec() - self.start
block_timer.inc_by(duration, self.name)
context = LoggingContext.current_context()
if context != self.start_context:
logger.warn(
"Context has unexpectedly changed from '%s' to '%s'. (%r)",
self.start_context, context, self.name
)
return
if not context:
logger.warn("Expected context. (%r)", self.name)
return
ru_utime, ru_stime = context.get_resource_usage()
block_ru_utime.inc_by(ru_utime - self.ru_utime, self.name)
block_ru_stime.inc_by(ru_stime - self.ru_stime, self.name)
block_db_txn_count.inc_by(
context.db_txn_count - self.db_txn_count, self.name
)
block_db_txn_duration.inc_by(
context.db_txn_duration - self.db_txn_duration, self.name
)
if self.created_context:
self.start_context.__exit__(exc_type, exc_val, exc_tb)
class Measure(object):
__slots__ = [
"clock", "name", "start_context", "start",
"created_context",
"start_usage",
]
def __init__(self, clock, name):
self.clock = clock
self.name = name
self.start_context = None
self.start = None
self.created_context = False
def __enter__(self):
self.start = self.clock.time()
self.start_context = LoggingContext.current_context()
if not self.start_context:
self.start_context = LoggingContext("Measure")
self.start_context.__enter__()
self.created_context = True
self.start_usage = self.start_context.get_resource_usage()
in_flight.register((self.name,), self._update_in_flight)
def __exit__(self, exc_type, exc_val, exc_tb):
if isinstance(exc_type, Exception) or not self.start_context:
return
in_flight.unregister((self.name,), self._update_in_flight)
duration = self.clock.time() - self.start
block_counter.labels(self.name).inc()
block_timer.labels(self.name).inc(duration)
context = LoggingContext.current_context()
if context != self.start_context:
logger.warn(
"Context has unexpectedly changed from '%s' to '%s'. (%r)",
self.start_context, context, self.name
)
return
if not context:
logger.warn("Expected context. (%r)", self.name)
return
current = context.get_resource_usage()
usage = current - self.start_usage
try:
block_ru_utime.labels(self.name).inc(usage.ru_utime)
block_ru_stime.labels(self.name).inc(usage.ru_stime)
block_db_txn_count.labels(self.name).inc(usage.db_txn_count)
block_db_txn_duration.labels(self.name).inc(usage.db_txn_duration_sec)
block_db_sched_duration.labels(self.name).inc(usage.db_sched_duration_sec)
except ValueError:
logger.warn(
"Failed to save metrics! OLD: %r, NEW: %r",
self.start_usage, current
)
if self.created_context:
self.start_context.__exit__(exc_type, exc_val, exc_tb)
def _update_in_flight(self, metrics):
"""Gets called when processing in flight metrics
"""
duration = self.clock.time() - self.start
metrics.real_time_max = max(metrics.real_time_max, duration)
metrics.real_time_sum += duration
class Measure(object):
__slots__ = [
"clock",
"name",
"start_context",
"start",
"created_context",
"start_usage",
]
def __init__(self, clock, name):
self.clock = clock
self.name = name
self.start_context = None
self.start = None
self.created_context = False
def __enter__(self):
self.start = self.clock.time()
self.start_context = LoggingContext.current_context()
if not self.start_context:
self.start_context = LoggingContext("Measure")
self.start_context.__enter__()
self.created_context = True
self.start_usage = self.start_context.get_resource_usage()
in_flight.register((self.name, ), self._update_in_flight)
def __exit__(self, exc_type, exc_val, exc_tb):
if isinstance(exc_type, Exception) or not self.start_context:
return
in_flight.unregister((self.name, ), self._update_in_flight)
duration = self.clock.time() - self.start
block_counter.labels(self.name).inc()
block_timer.labels(self.name).inc(duration)
context = LoggingContext.current_context()
if context != self.start_context:
logger.warn(
"Context has unexpectedly changed from '%s' to '%s'. (%r)",
self.start_context,
context,
self.name,
)
return
if not context:
logger.warn("Expected context. (%r)", self.name)
return
current = context.get_resource_usage()
usage = current - self.start_usage
try:
block_ru_utime.labels(self.name).inc(usage.ru_utime)
block_ru_stime.labels(self.name).inc(usage.ru_stime)
block_db_txn_count.labels(self.name).inc(usage.db_txn_count)
block_db_txn_duration.labels(self.name).inc(
usage.db_txn_duration_sec)
block_db_sched_duration.labels(self.name).inc(
usage.db_sched_duration_sec)
except ValueError:
logger.warn("Failed to save metrics! OLD: %r, NEW: %r",
self.start_usage, current)
if self.created_context:
self.start_context.__exit__(exc_type, exc_val, exc_tb)
def _update_in_flight(self, metrics):
"""Gets called when processing in flight metrics
"""
duration = self.clock.time() - self.start
metrics.real_time_max = max(metrics.real_time_max, duration)
metrics.real_time_sum += duration
