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https://github.com/nicolargo/glances.git
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Add a new class to manage process list
This commit is contained in:
Nicolas Hennion
parent
c60736e007
commit
8262b26cf6
@ -461,6 +461,73 @@ class glancesGrabSensors:
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sensors.cleanup()
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class GlancesGrabProcesses:
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"""
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Get processed stats using the PsUtil lib
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"""
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def __get_process_stats__(self, proc):
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"""
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Get process (proc) statistics
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"""
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procstat = {}
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procstat['memory_info'] = proc.get_memory_info()
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if psutil_get_cpu_percent_tag:
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procstat['cpu_percent'] = \
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proc.get_cpu_percent(interval=0)
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procstat['memory_percent'] = proc.get_memory_percent()
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try:
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if psutil_get_io_counter_tag:
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procstat['io_counters'] = proc.get_io_counters()
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except:
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procstat['io_counters'] = {}
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procstat['pid'] = proc.pid
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procstat['username'] = proc.username
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if hasattr(proc, 'get_nice'):
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# Deprecated in PsUtil 0.5.0+
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procstat['nice'] = proc.get_nice()
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elif hasattr(proc, 'nice'):
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# Else
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procstat['nice'] = proc.nice
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procstat['status'] = str(proc.status)[:1].upper()
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procstat['cpu_times'] = proc.get_cpu_times()
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procstat['name'] = proc.name
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procstat['cmdline'] = " ".join(proc.cmdline)
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return procstat
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def update(self):
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self.processlist = []
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self.processcount = {'total': 0, 'running': 0, 'sleeping': 0}
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for proc in psutil.process_iter():
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# Update processlist
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self.processlist.append(self.__get_process_stats__(proc))
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# Update processcount
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try:
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self.processcount[str(proc.status)] += 1
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except KeyError:
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# Key did not exist, create it
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self.processcount[str(proc.status)] = 1
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self.processcount['total'] += 1
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def getcount(self):
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return self.processcount
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def getlist(self):
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return self.processlist
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class GlancesStats:
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"""
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This class store, update and give stats
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@ -486,56 +553,9 @@ class GlancesStats:
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except:
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self.sensors_tag = False
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# Process list refresh
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# Init the process list
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self.process_list_refresh = True
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def _process_list_refresh(self):
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if self.process_list_refresh:
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self.process_first_grab = False
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if not hasattr(self, 'process_all'):
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self.process_all = [proc for proc in psutil.process_iter()]
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self.process_first_grab = True
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self.process = []
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self.processcount = {'total': 0, 'running': 0, 'sleeping': 0}
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# Manage new processes
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process_new = [proc.pid for proc in self.process_all]
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for proc in psutil.process_iter():
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if proc.pid not in process_new:
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self.process_all.append(proc)
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# Grab stats from process list
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for proc in self.process_all[:]:
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try:
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if not proc.is_running():
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try:
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self.process_all.remove(proc)
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except Exception:
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pass
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except psutil.error.NoSuchProcess:
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try:
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self.process_all.remove(proc)
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except Exception:
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pass
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else:
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# Global stats
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try:
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self.processcount[str(proc.status)] += 1
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except psutil.error.NoSuchProcess:
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# Process non longer exist
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pass
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except KeyError:
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# Key did not exist, create it
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self.processcount[str(proc.status)] = 1
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finally:
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self.processcount['total'] += 1
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# Per process stats
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try:
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self.process.append(self.__get_process_stats__(proc))
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except Exception:
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pass
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# If it is the first grab then empty process list
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if self.process_first_grab:
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self.process = []
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self.process_list_refresh = not self.process_list_refresh
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self.glancesgrabprocesses = GlancesGrabProcesses()
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def _init_host(self):
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self.host = {}
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@ -579,46 +599,6 @@ class GlancesStats:
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return procstat
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def __get_process_stats__(self, proc):
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"""
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Get process (proc) statistics
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"""
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procstat = {}
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procstat['memory_info'] = proc.get_memory_info()
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if psutil_get_cpu_percent_tag:
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procstat['cpu_percent'] = \
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proc.get_cpu_percent(interval=0)
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procstat['memory_percent'] = proc.get_memory_percent()
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try:
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if psutil_get_io_counter_tag:
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procstat['io_counters'] = proc.get_io_counters()
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except:
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procstat['io_counters'] = {}
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procstat['pid'] = proc.pid
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procstat['username'] = proc.username
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if hasattr(proc, 'get_nice'):
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# Deprecated in PsUtil 0.5.0+
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procstat['nice'] = proc.get_nice()
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elif hasattr(proc, 'nice'):
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# Else
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procstat['nice'] = proc.nice
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else:
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# Never here...
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procstat['nice'] = 0
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procstat['status'] = str(proc.status)[:1].upper()
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procstat['cpu_times'] = proc.get_cpu_times()
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procstat['name'] = proc.name
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procstat['cmdline'] = " ".join(proc.cmdline)
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return procstat
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def __update__(self, input_stats):
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"""
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Update the stats
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@ -847,7 +827,9 @@ class GlancesStats:
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self.fs = self.glancesgrabfs.get()
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# PROCESS
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self._process_list_refresh()
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self.glancesgrabprocesses.update()
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self.process = self.glancesgrabprocesses.getlist()
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self.processcount = self.glancesgrabprocesses.getcount()
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# Initialiation of the running processes list
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# Data are refreshed every two cycle (refresh_time * 2)
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@ -2794,7 +2776,7 @@ def main():
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server_tag = False
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# Set the default refresh time
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refresh_time = 2
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refresh_time = 3
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# Set the default TCP port for client and server
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server_port = 61209
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82
glances/sandbox.py
Executable file
82
glances/sandbox.py
Executable file
@ -0,0 +1,82 @@
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#!/usr/bin/env python
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import psutil
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import time
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psutil_get_cpu_percent_tag = True
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psutil_get_io_counter_tag = True
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class GlancesGrabProcesses:
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"""
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Get processed stats using the PsUtil lib
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"""
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def __get_process_stats__(self, proc):
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"""
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Get process (proc) statistics
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"""
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procstat = {}
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procstat['memory_info'] = proc.get_memory_info()
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if psutil_get_cpu_percent_tag:
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procstat['cpu_percent'] = \
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proc.get_cpu_percent(interval=0)
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procstat['memory_percent'] = proc.get_memory_percent()
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try:
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if psutil_get_io_counter_tag:
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procstat['io_counters'] = proc.get_io_counters()
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except:
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procstat['io_counters'] = {}
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procstat['pid'] = proc.pid
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procstat['username'] = proc.username
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if hasattr(proc, 'get_nice'):
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procstat['nice'] = proc.get_nice()
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elif hasattr(proc, 'nice'):
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procstat['nice'] = proc.nice
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procstat['status'] = str(proc.status)[:1].upper()
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procstat['cpu_times'] = proc.get_cpu_times()
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procstat['name'] = proc.name
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procstat['cmdline'] = " ".join(proc.cmdline)
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return procstat
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def update(self):
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self.processlist = []
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self.processcount = {'total': 0, 'running': 0, 'sleeping': 0}
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for proc in psutil.process_iter():
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# Update processlist
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self.processlist.append(self.__get_process_stats__(proc))
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#~ self.processlist.append(proc)
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# Update processcount
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try:
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self.processcount[str(proc.status)] += 1
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except KeyError:
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# Key did not exist, create it
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self.processcount[str(proc.status)] = 1
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self.processcount['total'] += 1
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def getcount(self):
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return self.processcount
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def getlist(self):
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return self.processlist
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if __name__ == "__main__":
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while True:
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p = GlancesGrabProcesses()
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p.update()
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print p.getlist()
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print p.getcount()
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time.sleep(1)
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