得益于PyWin32的强大,在Windows下可以通过Python调用Performon COM接口来查看进程的信息。下面的代码就是查看svhost进程的相关信息的示例代码,如果需要其他信息,请自行添加counter

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#/!/usr/bin/env python
# -*- coding: utf-8 -*-

import win32api, win32pdh, win32pdhutil
import time

def ShowAllProcesses():

procs = []
object = win32pdhutil.find_pdh_counter_localized_name("Process")

items, instances = win32pdh.EnumObjectItems(None,None,object,win32pdh.PERF_DETAIL_WIZARD)
instance_dict = {}

for instance in instances:
try:
if instance == 'svchost':
instance_dict[instance] = instance_dict[instance] + 1
except KeyError:
instance_dict[instance] = 0

items = [win32pdhutil.find_pdh_counter_localized_name("ID Process")] + items[0:]

for instance, max_instances in instance_dict.items():

for inum in xrange(max_instances+1):

hq = win32pdh.OpenQuery()

hcs = []
for item in items:
path = win32pdh.MakeCounterPath((None,object, instance,None, inum, item))
hcs.append(win32pdh.AddCounter(hq, path))

win32pdh.CollectQueryData(hq)

time.sleep(0.01)
win32pdh.CollectQueryData(hq)
proc = instance[:15]
hc = hcs[0]

vals = []
for i in range(len(hcs)):
hc = hcs[i]
type, val = win32pdh.GetFormattedCounterValue(hc, win32pdh.PDH_FMT_LONG)
vals.append(val)

win32pdh.RemoveCounter(hc)

procs.append([proc, [vals] ])
win32pdh.CloseQuery(hq)

print procs
return procs
ShowAllProcesses()
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Jan 26 2011