def get_this_psutil_process():
# Returns a freshly queried object each time.
try:
from psutil import Process, AccessDenied
# Make sure it works (why would we be denied access to our own process?)
try:
proc = Process()
proc.memory_full_info()
except AccessDenied: # pragma: no cover
proc = None
except ImportError: # pragma: no cover
proc = None
return proc
def get_this_psutil_process():
# Depends on psutil. Defer the import until needed, who knows what
# it imports (psutil imports subprocess which on Python 3 imports
# selectors. This can expose issues with monkey-patching.)
# Returns a freshly queried object each time.
try:
from psutil import Process, AccessDenied
# Make sure it works (why would we be denied access to our own process?)
try:
proc = Process()
proc.memory_full_info()
except AccessDenied: # pragma: no cover
proc = None
except ImportError:
proc = None
return proc
def get_this_psutil_process():
# Depends on psutil. Defer the import until needed, who knows what
# it imports (psutil imports subprocess which on Python 3 imports
# selectors. This can expose issues with monkey-patching.)
# Returns a freshly queried object each time.
try:
from psutil import Process, AccessDenied
# Make sure it works (why would we be denied access to our own process?)
try:
proc = Process()
proc.memory_full_info()
except AccessDenied: # pragma: no cover
proc = None
except ImportError:
proc = None
return proc
def get_memory(self, process: Process) -> Bytes:
"""Get the process memory."""
try:
mem = process.memory_full_info()[0]
self._max_mem = max(mem, self._max_mem)
return mem
except NoSuchProcess:
return 0
def _get_memory_usage(process: psutil.Process):
# memory_usage = process.memory_full_info().uss
try:
memory_usage = process.memory_full_info().uss
except psutil.AccessDenied:
memory_usage = 0
return memory_usage
def _get_process(self): # pylint:disable=method-hidden
try:
# The standard library 'resource' module doesn't provide
# a standard way to get the RSS measure, only the maximum.
# You might be tempted to try to compute something by adding
# together text and data sizes, but on many systems those come back
# zero. So our only option is psutil.
from psutil import Process, AccessDenied
# Make sure it works (why would we be denied access to our own process?)
try:
proc = Process()
proc.memory_full_info()
except AccessDenied: # pragma: no cover
proc = None
except ImportError:
proc = None
self._get_process = lambda: proc
return proc
def _get_process(self): # pylint:disable=method-hidden
try:
# The standard library 'resource' module doesn't provide
# a standard way to get the RSS measure, only the maximum.
# You might be tempted to try to compute something by adding
# together text and data sizes, but on many systems those come back
# zero. So our only option is psutil.
from psutil import Process, AccessDenied
# Make sure it works (why would we be denied access to our own process?)
try:
proc = Process()
proc.memory_full_info()
except AccessDenied: # pragma: no cover
proc = None
except ImportError:
proc = None
self._get_process = lambda: proc
return proc
def track_memory_usage(out_path: str, write_frequency: float):
"""Track how busy the head node is
Args:
out_path: Path to the output file
write_frequency: How often to write (s)
"""
while True:
# Get a timestamp
ts = datetime.now().timestamp()
# Measure the thinker process
proc = Process()
my_usage = proc.cpu_percent()
my_memory = proc.memory_full_info().pss
# Measure all processes from my user
my_name = getuser()
all_cpu = all_memory = 0
for proc in process_iter():
if proc.username() != my_name:
continue
try:
all_cpu += proc.cpu_percent()
all_memory += proc.memory_full_info().pss
except:
continue
with open(out_path, 'a') as fp:
print(json.dumps({
'time': ts,
'thinker_cpu': my_usage,
'thinker_mem': my_memory,
'all_cpu': all_cpu,
'all_mem': all_memory
}),
file=fp)
time.sleep(write_frequency)
def get_proc_data(proc: psutil.Process) -> Dict[str, Union[int, float]]:
data: Dict[str, Union[int, float]] = {}
try:
with proc.oneshot():
data.update(proc.memory_full_info()._asdict())
data["cpu_percent"] = proc.cpu_percent()
data["rss_percent"] = data["rss"] / TOTAL_MEMORY * 100
data["pss_percent"] = data["pss"] / TOTAL_MEMORY * 100
data["uss_percent"] = data["uss"] / TOTAL_MEMORY * 100
data["vms_percent"] = data["vms"] / TOTAL_MEMORY * 100
except psutil.NoSuchProcess:
raise ValueError(f"The process no longer exists: {proc.pid}")
else:
return data
class TimeAndMemoryTracker:
def __init__(self, initial_mem=None, initial_time=None):
if initial_mem is None:
self.proc = Process(getpid())
self.mem0 = self.proc.memory_full_info().rss
else:
self.mem0 = initial_mem
if initial_time is None:
self.t0 = time()
else:
self.t0 = initial_time
def current_relative_info(self, event_name):
print('\t', event_name, '\t(current memory: ',
self.proc.memory_full_info().rss / self.mem0, ')',
'\t(time elapsed: ',
time() - self.t0, ')')
def update_memory(self, new_mem):
self.mem0 = new_mem
def update_time(self, new_time):
self.t0 = new_time
class SupervisorProcess(object):
def __init__(self, name, group, pid, state, statename, start, **kwargs):
self.name = name
self.group = group
if statename == 'STOPPED':
self.pid = None
self.cpu_stats = None
self.process = None
else:
self.pid = int(pid)
self.cpu_stats = CPUStats(self.pid)
try:
self.process = Process(self.pid)
except NoSuchProcess:
self.process = None
self.state = state
self.statename = statename
self.start = start
self.stats = []
def update(self, pid, statename, start, **kwargs):
if statename == 'STOPPED':
self.pid = None
self.cpu_stats = None
self.process = None
else:
if pid != self.pid:
self.pid = int(pid)
self.cpu_stats = CPUStats(self.pid)
try:
self.process = Process(self.pid)
except NoSuchProcess:
self.process = None
self.statename = statename
self.state = STATE_MAP[statename]
self.start = start
def sample(self):
timestamp = time()
if self.cpu_stats:
user_util, sys_util = self.cpu_stats.cpu_percent_change()
else:
user_util = 0.0
if self.process:
try:
# http://www.pybloggers.com/psutil-4-0-0-and-how-to-get-real-process-memory-and-environ-in-python/
memory = self.process.memory_full_info().uss
except NoSuchProcess:
memory = 0
else:
try:
self.process = Process(self.pid)
memory = self.process.memory_full_info().uss
except NoSuchProcess:
memory = 0
self.stats.append([timestamp, user_util, memory])
def reset(self):
self.stats = []
def state_update(self):
return {'state': {'name': self.name,
'group': self.group, 'pid': self.pid,
'state': self.state, 'statename': self.statename,
'start': self.start}}
def __repr__(self):
return '<SupervisorProcess (name: {self.name}, group: {self.group}, '
'pid: {self.pid}, start: {self.start}, state: {self.state}, '
'statename: {self.statename}, stats: {self.stats})'.format(self=self)
def __json__(self):
return {'name': self.name, 'group': self.group,
'pid': self.pid, 'state': self.state,
'start': self.start, 'stats': self.stats,
'statename': self.statename}
def run_subprocess(command,
shell=False,
doexec=True,
monitor=False,
tile_id=None):
"""Subprocess runner
If subrocess returns non-zero exit code, STDERR is sent to the logger.
Parameters
----------
command : list of str
Command to pass to subprocess.run(). Eg ['wget', '-q', '-r', dl_url]
shell : bool
Passed to subprocess.run()
doexec : bool
Execute the subprocess or just print out the concatenated command
Returns
-------
nothing
nothing
"""
if doexec:
cmd = " ".join(command)
if shell:
command = cmd
logger.debug(command)
popen = Popen(command, shell=shell, stderr=PIPE, stdout=PIPE)
pid = popen.pid
if monitor:
proc = Process(pid)
with proc.oneshot():
try:
logger_perf.debug(
"%s;%s;%s" %
(tile_id, proc.memory_full_info(), swap_memory()))
except NoSuchProcess or ZombieProcess:
logger.debug("%s is Zombie or NoSuchProcess" % tile_id)
except AccessDenied as e:
logger_perf.exception(e)
# if monitor:
# running = True
# proc = Process(pid)
# with proc.oneshot():
# while running:
# try:
# logger_perf.debug("%s - %s - %s - %s - %s" % (
# tile_id, proc.cpu_percent(), proc.cpu_times(), proc.memory_full_info(), swap_memory()))
# except NoSuchProcess or ZombieProcess:
# logger.debug("%s is Zombie or NoSuchProcess" % tile_id)
# break
# except AccessDenied as e:
# logger_perf.exception(e)
# break
# running = proc.is_running()
# logger.debug("%s is running: %s" % (tile_id, running))
# sleep(1)
stdout, stderr = popen.communicate()
err = stderr.decode(locale.getpreferredencoding(do_setlocale=True))
popen.wait()
if popen.returncode != 0:
logger.debug("Process returned with non-zero exit code: %s",
popen.returncode)
logger.error(err)
return False
else:
return True
else:
logger.debug("Not executing %s", command)
return True
for n, v in zip(self.names, self.data):
print(n, end="")
print(": ", end="")
print(str(v), end="")
print(",")
print("}\n")
def pickle(self, filename):
data_dict = dict(zip(self.names, self.data))
with open(filename, "wb") as handle:
pickle.dump(data_dict, handle)
if __name__ == '__main__':
proc = Process(getpid())
mem0 = proc.memory_full_info().rss
t0 = time()
# parameters
current_split_lvl = ArticleSplitter
current_tokeniser = ToktokTokenizer
language = "ALS"
print("Processing ", language, " on splitting level ",
current_split_lvl.__name__)
#alphanum_tok = RegexpTokenizer(r'\w+')
special_chars = get_special_char_regexp()
special_char_remover = lambda s: special_chars.sub(' ', s)
corpus_dir = "Wikiextractor/" + language
wiki = WikiReader(corpus_dir,
