Recent questions tagged process

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process - MySQL : Permanently getting " Waiting for table metadata lock"

My MySQL database serves three webapps as the storage backend. However I recently encounter permanantly the error " ... can this be repaired? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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process - What's the best way to make sure only one instance of a Perl program is running?

There are several ways to do this, but I'm not sure which one of them is the best. Here's what I can ... do you think is the best approach? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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process - jvisualvm doesn't list certain Java processes

I want to get a heap dump (suspected memory leak) of a certain Java process. However, when I start the ... (or jconsole for that matter)? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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process - How do I show running processes in Oracle DB?

Is it possible to show other processes in progress on an Oracle database? Something like Sybases sp_who See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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335 views

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process - System call and context switch

I am sorry to ask this question when it has already been asked but I couldn't get a clarity from them. So ... time of system call. Any examples? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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444 views

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process - vb.net How to pass a string with spaces to the command line

I am trying to call an external program using Process: Dim strExe As String = "E:ProjectsCommon Filesmktorrent.exe" ... get this to work? TIA See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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process - Why doing I/O in Linux is uninterruptible?

What's the rationale behind it? What would the bad consequences be if a process doing I/O is allowed to handle signal? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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568 views

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process - run interactive command line application from java

I normally use java.lang.ProcessBuilder and java.lang.Process to run external command line programs, and it works ... can help me with this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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process - Execute shell script from scala application

I want to execute the sh file from Scala application. Let's say I have createPassword.sh file and I ... I achieve through scala application? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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process - How can I kill processes in Android?

I have this code below: package com.example.killall; import android.os.Bundle; import android.app.Activity; import ... . What should I change? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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459 views

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process - ruby timeouts and system commands

I have a ruby timeout that calls a system (bash) command like this.. Timeout::timeout(10) { `my_bash_command -c12 ... normal? How can I kill it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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958 views

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process - Execute ADB command from Java program

The program I'm working on uses ADB (Android Debug Bridge) to send files to my phone: for (String s ... ), evreything still works fine. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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357 views

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process - Run arbitrary subprocesses on Windows and still terminate cleanly?

I have an application A that I would like to be able to invoke arbitrary other processes as specified by a ... cracauer/sigint.html for Windows. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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353 views

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process - How to get the error message with C#

For vsinstr -coverage hello.exe, I can use the C# code as follows. Process p = new Process(); StringBuilder sb = new ... {0}", stderrx); } } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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547 views

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process - Htop showing multiple java processes with different pids

Htop on my linux machine shows many "processes" after launching one java program/JVM. I do understand that ... exactly are those processes? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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281 views

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process - Argument passing strategy - environment variables vs. command line

Most of the applications we developers write need to be externally parametrized at startup. We pass file paths, pipe ... on this if you please. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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434 views

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process - Threads & Processes Vs MultiThreading & Multi-Core/MultiProcessor : How they are mapped?

I was very confused but the following thread cleared my doubts: Multiprocessing, Multithreading,HyperThreading, Multi- ... how many threads? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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462 views

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process - how do start/stop services using net stop command in c#

how do start/stop services using net stop command in c# for example Dim pstart As New ProcessStartInfo Dim path ... process class but no result See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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435 views

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process - System calls overhead

I just started studying about system calls. I would like to know what causes overhead when a system call is ... kernel also cause some overhead? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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400 views

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process a list of files with a specific extension name in matlab

How can I process all the files with ".xyz" extension in a folder? The basic idea is that I want a list of ... a for loop to load each file. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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540 views

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process - C# StandardOutput hangs, how can I detect it's waiting for input?

I have been working with processes (using the Process and ProcessStartInfo) with C# quite some time. Now, there is ... Just like the cmd does? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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346 views

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process - Stopping embedded Python

I'm embedding Python interpreter to a C program. However, it might happen that while running some python script via ... (); return -1; } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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676 views

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process - c# calculate CPU usage for a specific application

I'm trying to figure out how to get the CPU usage for a particular process but can only find information ... terms for a specific application? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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416 views

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process - Communicating between two different processes in Node.js

The issue is: Lets assume we have two Node.js processes running: example1.js and example2.js. In example1.js ... + data from first process. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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process - Is there a way to close a particular instance of explorer with C#?

I'm looking for a way to close a Windows explorer window that's open to a certain folder. Say c:usersobfolder. I can ... ) { p.Kill(); } Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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631 views

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process - Redirect stdin and stdout in Java

I'm trying to redirect stdin and stdout of a subprocess in java, eventually i'm going to have the ... send and receive multiple commands. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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399 views

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process - How to use [DllImport("")] in C#?

I found a lot of questions about it, but no one explains how I can use this. I have this: using System; using ... , what can I do? Thank you. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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539 views

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process - Faster forking of large processes on Linux?

What's the fastest, best way on modern Linux of achieving the same effect as a fork-execve combo from a ... Squeeze if posix_spawn would help). See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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