kill-process | 易学教程

subprocess: deleting child processes in Windows

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On Windows, subprocess.Popen.terminate calls win32's TerminalProcess . However, the behavior I see is that child processes of the process I am trying to terminate are still running. Why is that? How do I ensure all child processes started by the process are killed? By using psutil : import psutil, os def kill_proc_tree(pid, including_parent=True): parent = psutil.Process(pid) children = parent.children(recursive=True) for child in children: child.kill() gone, still_alive = psutil.wait_procs(children, timeout=5) if including_parent: parent.kill() parent.wait(5) me = os.getpid() kill_proc_tree

How to force a service restart?

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问题 I have a background service that sometimes gets killed by the OS when it is running low on memory. How to simulate this behaviour so I can debug it? The dev guide simply says "if your service is started, then you must design it to gracefully handle restarts by the system. If the system kills your service, it restarts it as soon as resources become available again". What's the sequence of calls from when it gets killed to when it finishes restarting? On a side (related) question, what happens

Kill a Process by Looking up the Port being used by it from a .BAT

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问题 In Windows what can look for port 8080 and try to kill the process it is using through a .BAT file? 回答1: Here's a command to get you started: FOR /F "tokens=4 delims= " %%P IN ('netstat -a -n -o ^| findstr :8080') DO @ECHO TaskKill.exe /PID %%P When you're confident in your batch file, remove @ECHO . FOR /F "tokens=4 delims= " %%P IN ('netstat -a -n -o ^| findstr :8080') DO TaskKill.exe /PID %%P Note that you might need to change this slightly for different OS's. For example, on Windows 7 you

Kill some processes by .exe file name

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问题 How can I kill some active processes by searching for their .exe filenames in C# .NET or C++? 回答1: Quick Answer: foreach (var process in Process.GetProcessesByName("whatever")) { process.Kill(); } (leave off .exe from process name) 回答2: My solution is: var chromeDriverProcesses = Process.GetProcesses(). Where(pr => pr.ProcessName == "chromedriver"); foreach (var process in chromeDriverProcesses) { process.Kill(); } 回答3: You can use Process.GetProcesses() to get the currently running processes

Kill process tree programmatically in C#

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问题 I am starting Internet Explorer programmatically with code that looks like this: ProcessStartInfo startInfo = new ProcessStartInfo(\"iexplore.exe\"); startInfo.WindowStyle = ProcessWindowStyle.Hidden; startInfo.Arguments = \"http://www.google.com\"; Process ieProcess = Process.Start(startInfo); This generates 2 processes visible in the Windows Task Manager. Then, I attempt to kill the process with: ieProcess.Kill(); This results in one of the processes in Task Manager being shut down, and the

Closing Excel Application Process in C# after Data Access

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问题 I\'m writing an application in C# that opens an Excel template file for read/write operations. I want to when user closes the application, excel application process has been closed, without saving excel file. See my Task Manager after multiple runs of the app. I use this code to open the excel file : public Excel.Application excelApp = new Excel.Application(); public Excel.Workbook excelBook; excelBook = excelApp.Workbooks.Add(@\"C:/pape.xltx\"); and for data access I use this code : Excel

subprocess: deleting child processes in Windows

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问题 On Windows, subprocess.Popen.terminate calls win32\'s TerminalProcess . However, the behavior I see is that child processes of the process I am trying to terminate are still running. Why is that? How do I ensure all child processes started by the process are killed? 回答1: By using psutil: import psutil, os def kill_proc_tree(pid, including_parent=True): parent = psutil.Process(pid) children = parent.children(recursive=True) for child in children: child.kill() gone, still_alive = psutil.wait

How to kill a process running on particular port in Linux?

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问题 I tried to close the tomcat using ./shutdown.sh from tomcat /bin directory. But found that the server was not closed properly. And thus I was unable to restart My tomcat is running on port 8080 . I want to kill the tomcat process running on 8080 . I first want to have the list of processes running on a specific port (8080) in order to select which process to kill. 回答1: This fuser 8080/tcp will print you PID of process bound on that port. And this fuser -k 8080/tcp will kill that process.

How to terminate a python subprocess launched with shell=True

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问题 I\'m launching a subprocess with the following command: p = subprocess.Popen(cmd, stdout=subprocess.PIPE, shell=True) However, when I try to kill using: p.terminate() or p.kill() The command keeps running in the background, so I was wondering how can I actually terminate the process. Note that when I run the command with: p = subprocess.Popen(cmd.split(), stdout=subprocess.PIPE) It does terminate successfully when issuing the p.terminate() . 回答1: Use a process group so as to enable sending a