class _TestTaskStats(object):
def setup(self):
self.ts = TaskStats()
self.ts.bind()
def teardown(self):
self.ts.close()
def test_get_pid_stat(self):
require_user('root')
ret = self.ts.get_pid_stat(1)[0]
assert ret.get_attr('TASKSTATS_TYPE_AGGR_PID').\
get_attr('TASKSTATS_TYPE_PID') == 1
class TestTaskStats(object):
def setup(self):
self.ts = TaskStats()
def teardown(self):
self.ts.release()
def test_get_pid_stat(self):
require_user('root')
ret = self.ts.get_pid_stat(1)[0]
assert ret.get_attr('TASKSTATS_TYPE_AGGR_PID').\
get_attr('TASKSTATS_TYPE_PID') == 1
def yield_taskstats(processes):
ts = TaskStats()
ts.bind()
try:
for name, pid in processes:
results = do_query(ts, pid)
for key in interesting_taskstats_keys:
value = results[key]
yield 'taskstat_{}{{name="{}", pid="{}"}} {}'.format(
key, name, pid, value)
finally:
ts.close()
'''
Simple taskstats sample.
Usage:
python taskstats.py [pid]
'''
import os
import sys
from pyroute2 import TaskStats
from pyroute2.common import hexdump
pid = sys.argv[-1] if len(sys.argv) > 1 else os.getpid()
ts = TaskStats()
ret = ts.get_pid_stat(int(pid))[0]
# raw hex structure to check alignment
print(hexdump(ret.raw))
# parsed structure
print(ret)
'''
Monitor process exit
'''
from pyroute2 import TaskStats
from pyroute2.common import hexdump
pmask = ''
with open('/proc/cpuinfo', 'r') as f:
for line in f.readlines():
if line.startswith('processor'):
pmask += ',' + line.split()[2]
pmask = pmask[1:]
ts = TaskStats()
ts.register_mask(pmask)
msg = ts.get()[0]
print(hexdump(msg.raw))
print(msg)
ts.deregister_mask(pmask)
ts.release()
def setup(self):
self.ts = TaskStats()
self.ts.bind()
def setup(self):
self.ts = TaskStats()
"""
Monitor process exit
"""
from pyroute2 import TaskStats
from pyroute2.common import hexdump
pmask = ""
with open("/proc/cpuinfo", "r") as f:
for line in f.readlines():
if line.startswith("processor"):
pmask += "," + line.split()[2]
pmask = pmask[1:]
ts = TaskStats()
ts.register_mask(pmask)
msg = ts.get()[0]
print(hexdump(msg.raw))
print(msg)
ts.deregister_mask(pmask)
ts.release()
''' Simple taskstats sample. ''' import os from pyroute2 import TaskStats from pyroute2.common import hexdump pid = os.getpid() ts = TaskStats() # bind is required in the case of generic netlink ts.bind() ret = ts.get_pid_stat(int(pid))[0] # raw hex structure to check alignment print(hexdump(ret.raw)) # parsed structure print(ret) ts.close()
""" Simple taskstats sample. """ import os from pyroute2 import TaskStats from pyroute2.common import hexdump pid = os.getpid() ts = TaskStats() ret = ts.get_pid_stat(int(pid))[0] # raw hex structure to check alignment print(hexdump(ret.raw)) # parsed structure print(ret) ts.release()
''' Simple taskstats sample. ''' import os from pyroute2 import TaskStats from pyroute2.common import hexdump pid = os.getpid() ts = TaskStats() ret = ts.get_pid_stat(int(pid))[0] # raw hex structure to check alignment print(hexdump(ret.raw)) # parsed structure print(ret) ts.release()
def setup(self):
self.ts = TaskStats()
self.ts.bind()
