本文实例为大家分享了python监控进程脚本的具体代码，供大家参考，具体内容如下
原理：
监控一个指定进程，每隔5秒钟获取其CPU、内存使用量超过60%即kill掉该进程，获取其句柄数，超过300也kill掉该进程
运行环境是windows 64位系统+python 2.7 64位 ，这里需要使用到psutil 类库，要另外安装。脚本里面可以自动安装，前提是你已经下载好了安装包psutil-3.3.0.win-amd64-py2.7.exe
下面看代码：
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#!/usr/bin/env python # -*- coding:utf-8 -*- import time from datetime import date, datetime, timedelta import platform import os import win32ui,win32api,win32con,win32gui import subprocess def install(): print("install psutil...") sysstr = platform.system() if(sysstr =="Windows"): print ("Call Windows tasks") bit,type=platform.architecture() print ("os bit: %s " % bit) #print ("os type: %s " % type) if(bit == "64bit"): fileName="psutil-3.3.0.win-amd64-py2.7.exe"; else: fileName="psutil-3.3.0.win32-py2.7.exe"; print("will install the file [%s]" % fileName) #启动程序--4种方法 #subprocess.Popen(fileName); #非阻塞 #subprocess.Popen(fileName).wati(); #阻塞 #os.system(fileName); #阻塞 #win32api.ShellExecute(0, 'open', fileName, '','',0) label = 'Setup' #此处假设主窗口名为tt hld = win32gui.FindWindow(None, label) count=0 while (hld == 0 and count<20): print("the setup is no running,will run it...") count += 1 win32api.ShellExecute(0, 'open', fileName, '','',0) print("sleep 1 seconds...") time.sleep(0.5) #wnd = win32ui.GetForegroundWindow() #print wnd.GetWindowText() hld = win32gui.FindWindow(None, label) print("hld is %s" % hld) pwin=win32ui.FindWindow(None,label) print("pwin is %s" % pwin) print pwin.GetWindowText() print("click...") button2=win32ui.FindWindowEx(pwin,None,None,'下一步(&N) >') #找到按钮 button2.SendMessage(win32con.BM_CLICK, 0,-1) button2=win32ui.FindWindowEx(pwin,None,None,'下一步(&N) >') #找到按钮 button2.SendMessage(win32con.BM_CLICK, 0,-1) button2=win32ui.FindWindowEx(pwin,None,None,'下一步(&N) >') #找到按钮 button2.SendMessage(win32con.BM_CLICK, 0,-1) button2=win32ui.FindWindowEx(pwin,None,None,'完成') #找到按钮 button2.SendMessage(win32con.BM_CLICK, 0,-1) print("install done...") # 鼠标点击 #print("click...") #win32api.mouse_event(win32con.MOUSEEVENTF_LEFTDOWN,0,0) #time.sleep(0.1) #win32api.mouse_event(win32con.MOUSEEVENTF_LEFTUP,0,0) #time.sleep(1) #win32api.mouse_event(win32con.MOUSEEVENTF_LEFTDOWN,0,0) #time.sleep(0.1) #win32api.mouse_event(win32con.MOUSEEVENTF_LEFTUP,0,0) #time.sleep(1) #win32api.mouse_event(win32con.MOUSEEVENTF_LEFTDOWN,0,0) #time.sleep(0.1) #win32api.mouse_event(win32con.MOUSEEVENTF_LEFTUP,0,0) #time.sleep(1) #win32api.mouse_event(win32con.MOUSEEVENTF_LEFTDOWN,0,0) #time.sleep(0.1) #win32api.mouse_event(win32con.MOUSEEVENTF_LEFTUP,0,0) elif(sysstr == "Linux"): print ("Call Linux tasks") else: print ("Other System tasks") try: print("import psutil...") import psutil except Exception,e: print Exception,":",e install() import psutil def get_proc_by_id(pid): return psutil.Process(pid) def get_proc_by_name(pname): """ get process by name return the first process if there are more than one """ for proc in psutil.process_iter(): try: <span style="white-space:pre"> </span># return if found one if proc.name().lower() == pname.lower():<span style="white-space:pre"> </span> return proc<span style="white-space:pre"> </span> except psutil.AccessDenied: pass except psutil.NoSuchProcess: pass return None def getProcess(pname, day=0, hour=0, min=0, second=0): # Init time now = datetime.now() strnow = now.strftime('%Y-%m-%d %H:%M:%S') print "now:",strnow # First next run time period = timedelta(days=day, hours=hour, minutes=min, seconds=second) next_time = now + period strnext_time = next_time.strftime('%Y-%m-%d %H:%M:%S') print "next run time:",strnext_time while True: # Get system current time iter_now = datetime.now() iter_now_time = iter_now.strftime('%Y-%m-%d %H:%M:%S') if str(iter_now_time) == str(strnext_time): next_time = iter_now + period strnext_time = next_time.strftime('%Y-%m-%d %H:%M:%S') print "next run time:",strnext_time try: Process=get_proc_by_name(pname) except Exception,e: print Exception,":",e if Process != None : print "-------Found the process : %s" % Process.name(); print("pid is (%s)" % Process.pid); Cpu_usage = Process.cpu_percent(interval=1) print("cpu percent is (%s)" % Cpu_usage); if (100-Cpu_usage) < 0.1 : print "cpu percent larger 60,now will terminate this process !"; Process.terminate(); Process.wait(timeout=3); continue RAM_percent = Process.memory_percent() print("memory percent is (%s)" % RAM_percent); if (60-RAM_percent) < 0.1 : print "memory percent larger 60,now will terminate this process !"; Process.terminate(); Process.wait(timeout=3); continue all_files = list(Process.open_files()); print("open files size is (%d)" % len(all_files)); if (len(all_files)>300) : print "open files size larger 300,now will terminate this process !"; Process.terminate(); Process.wait(timeout=3); continue Threads_Num=Process.num_threads() print("threads number is (%s)" % Threads_Num); if (Threads_Num>200) : print "threads number larger 200,now will terminate this process !"; Process.terminate(); Process.wait(timeout=3); continue else : print "-------No found the process : %s" % pname; continue if __name__ == '__main__': print("main....") getProcess("QQ.exe",second=5) |
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。
原文链接：https://blog.csdn.net/tiantang_1986/article/details/50433882
