A process is a binary program running continuously on a computer (until terminated) which is managed by the operating system.

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Open MPI: max processes on a single node

I am using openMPI (ver 1.6.2) on a CentOS 6.6 cluster. I am trying to find ways to increase no. of processes on a single node using OpenMPI. Each node on my cluster has 20 cores. I trying with a ...
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Can a paused spoon container persist beyond a computer restart?

I am trying to capture and persist a process state for later restart, and have looked into app virtualization as possible solution. The current experiment is with Spoon containers. As far as I see, I ...
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2answers
23 views

Why Task Manager shows PID for some services and not for others?

I am trying to dig deeper into task manager. I am using Windows 7. In services tab of task manger, we can see all the services, but some PIDs are shown, while some doesn't. Aren't all the running ...
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31 views

How to identify which process is running which window in Mac OS X?

I’d like to know if it is possible to identify which process is the responsible of creating/managing a window in Mac OS X. I know in Windows it is possible using the Sysinternals Suite tool that ...
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1answer
31 views

High CPU usage on Linux

I have a process that is called gis taking 100% of the cpu (sub-cpu) on one server and 3 % on another similar server (running as HA-pair) All other servers have are using 2-3% of cpu as well Is ...
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16 views

Why the process of sleep command is always in sleep status?

Why the process of sleep command is always in sleep status ? Sleep status means waiting for I/O right ?
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5 views

How not to kill a wrong process from my script?

In Debian Linux I use the following scripts for alarm clock (called by at command). ~/bin/awake: #! /bin/bash set -m ~/bin/killawake PID=$BASHPID echo $PID > ~/tmp/wakeupalarm.pid while true; do ...
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2answers
35 views

dwm.exe stopped working message every few minutes

I am using Windows 7 (64 bit), and performed a spring cleanup of my machine today, after it became slower than usual, removing programs I believed were unnecessary anymore. Since then I keep getting ...
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1answer
6 views

schedule a crontab to shutdown the machine after a specific process (with PID) has finished

Say I have this process with PID = 1234 currently running. I don't know how long it's gonna take for it to finish. Is it possible to schedule a cron tab to keep checking for the status of the ...
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Does a process get given its entire address space when it starts or is it given memory on an as-needed basis?

Does each process get allocated its whole address space in virtual memory (4GB (3GB) in a 32 bit system) right when the process starts or does the OS only allocate memory for the process as the ...
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1answer
18 views

what does CPU% means in `ps auxf` for processes with parent/child relationship?

When I use ps auxf to display process information with ASCII art process hierarchy. Processes with parent/child relation is listed as below. USER PID %CPU %MEM VSZ RSS TTY STAT START ...
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4answers
584 views

How to measure total RAM usage of a program under Windows?

I was comparing the memory usage of different portable browsers but this question is general for all programs that open up in several sub-processes in task manager. See the screenshot from ...
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1answer
25 views

How do I kill processes on a remote server via IIS webpage?

I have a remote server running various processes. On the remote server I have setup an IIS website. I use the website to publish information about the processes running on the remote machine. From ...
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1answer
17 views

How can I see which user accounts are running which processes in Windows 8.1?

I can look at the list of running processes/services by either going to Task Manager, or by typing tasklist in a console window. However, while both of these methods show me the list of running ...
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1answer
66 views

Unexplained RAM usage

I have had my MSI GT70-20C laptop for almost a year now but recently I have been having trouble with performance drops due to the over use of memory. This occurs when i start doing activity or even ...
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5 views

Recompile kernel to add user process kick confirmation

my apologies if this has already been asked. This is a combination development/admin/security question. My apologies if this question is being asked in the wrong forum. On Windows platforms, even ...
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1answer
29 views

Command that returns only when a specific process terminates

What I want to do is have a command that will return when a program closes. So for example, say I have opened chromium-browser using the window manager or another console window, I'd like to have a ...
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34 views

What is a xx bit process? [duplicate]

Hardware-wise: Technically, the bit size of a computer can refer to several things, such as the size of its CPU instructions or the amount of data the CPU can read from memory. This is ok, ...
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3answers
52 views

Kill a windows application that has no process associated with it

An autocompiler I attempted to close early ended up becoming dead instead of closing. Rather than kill it, I just ignored it and kept working. This happened again a few minutes later and I had two ...
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Can’t kill a process that’s running—yet apparently not visible—in the task manager

I started an application that won’t run, yet I can’t delete it cause it’s still running. I can print the PID, but not kill the process using it. ~ $ ps ax | grep snappr | awk '{print $1}' 70824 ~ $ ...
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How to disallow a specific process from reading a specific file?

Is it possible to block a specific program/process from reading a specific file, supposing I know their exact paths? I know that it is possible to block internet acecss from a specific program, but ...
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1answer
56 views

how to view all process details from ps –ef command

I am using the ack.pl in my bash script to search IP's in the Linux OS only for example , and only to show the problem I will give here a short example # ( ./ack.pl -Q -a -l --max-count=1 ...
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1answer
28 views

Change default priority for an exe (every time the program is launched)

I have a big image manipulation program that runs slow and that I am used to run with no other apps. I want to permanently set the exe to run at a higher priority. I could run it through a batch file ...
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1answer
2k views

How to find source process of unknown popup in Windows 7

A random popup appears in Windows 7 titled as Information with a progress bar and a clock. The window sometimes says Please wait a moment..., and the progress bar moves very slowly and disappears. ...
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27 views

How can I determine which process is causing failed ARP requests?

I am seeing many failed ARP requests from a Windows 7 Pro machine to IP addresses not on my subnet (one is a valid IP but no longer in use, the other is an APIPA address). I suspect a program or ...
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1answer
16 views

How can I trigger all running non-Windows processes to close?

In Windows, when you choose the Log Off power command, sometimes it will hang on a process and let you cancel logging off. It then takes you back to your desktop, where all processes other than the ...
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1answer
32 views

tmux: Detect which process runs in the active pane

Is there a way how to detect what process runs in the active pane? tmux: Find "my" window, check if it's active is related, however, it deals with the detection from within the pane. I ...
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1answer
40 views

How to determine process for unclickable floating window?

Somehow I got a window which I can't close. It's unclickable, floats above other windows and I don't know which process it belongs to. Using Process Explorer's crosshair tool does not help, because ...
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4answers
772 views

How do I find out which program and process ID accesses a given IP address in Windows?

Is it possible to catch, which program is accessing a specific IP address? I found my computer is flooding and wish to check addresses one by one. May be it is possible to set up some audit for ...
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1answer
95 views

How to kill a specific java process by application name

Usual taskkill /im "java.exe" will kill all java processes in the list. I however, want to kill a specific one. The problem is to identify the right process as there are multiple java.exe processes ...
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3answers
236 views

Why can't I kill this process on Linux?

Problem I would like to kill a process called raspivid (program which records videos using a Raspberry Pi Camera) but I cannot... This is how I call it: #!/bin/bash #Start recording... raspivid -w ...
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How can I get a list of processes that were run and exited on Windows?

On occasion, a command-line window appears then instantly vanishes. I'm sure it is some scheduled task, or something that the company IT department runs periodically. How can I determine what this ...
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Setting a specific xlsx file to always open a unique EXCEL.EXE process

I have an excel file that contains some visual basic forms used for data validation and entry. However, I'd like to be able to copy and paste from other open spreadsheets occasionally. The problem is ...
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1answer
18 views

Linux program used to gather installed packages, processes, listening ports, etc.?

It's hard to Google this because it seems like everyone and their kid sister has written a script to gather system stats! I once saw a mature program written that is used to gather system stats like ...
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26 views

Screen: user session closed, why?

For a couple of years now have been relying on a bash script that invokes a java server process via screen; until last night it has run flawlessly, just ssh into remote server >> sudo screen >> invoke ...
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38 views

What is _Total in WMI output for list of processes?

I am trying to generate a list of processes running on a remote Windows 2008 server along with their CPU/Memory utilization through a .vbs script. Here is the WMI query that I have used: Select ...
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1answer
50 views

Memory usage grouped by parent process

How can I find the total memory usage of all processes (including child processes) with PPID of 1. For a program like nginx/httpd which forks several child processes, ps/top gives the memory usage of ...
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137 views

How to change process name and description of a program

How do i change process name of a program. Am running notepad.exe. I want to change the name of program notepad in Task Manager but i want to keep its original name when am selecting the notepad.exe ...
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112 views

Why SIGTERM signal does not work for process group?

[EDIT] I changed SIGINT to SIGTERM in whole question. I have a script which runs subproccess script which starts jboss. #!/bin/sh .... start_jboss.sh & trap 'kill -SIGTERM 0' EXIT HUP TERM INT ...
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Thunderbird multiple process -no-remote and http-links

Whenever I click a Link in thunderbird which was started with the -no-remote option and firefox is running, I get a "Firefox is already running ... " error message. Is there a way to prevent this ...
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36 views

Something's consuming my laptop's resources

I bought my laptop 6 months ago. It's a Lenovo G50-70. Last week, my laptop got slow down so much that the cursor was lagging behind the motion of my mouse. It was obvious. Task manager took about 5 ...
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37 views

uTorrent refusing to start/end on Win7

Ok, so I had to clean up this computer, and I noticed 2 uTorrent entires in the control panel - uTorrent 3.3.0 and uTorrent 4.x.y (I don't remember the exact numbers). I decided to remove uTorrent ...
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34 views

Process ID files missing from remote Ubuntu Linux PC?

I am running Ubuntu 12.0.4 LTS on a PC in my office and on a virtual machine hosted on Azure. For some reason, the remote PC is not creating a PID file for each process. Everything else seems to ...
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29 views

Launched programs start a process, yet don't appear [closed]

On my Windows 7 Laptop, I've recently encountered this new problem after a year without any issues: Now, upon launching certain programs (Such as iTunes, or the window after specifying all WinSCP ...
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1answer
456 views

How to find what process(es) could spawn multiple explorer.exe processes on a Windows 7 Pro

Is it normal to have multiple explorer.exe processes running on a Windows 7 Pro (64-bit)? (So just to clarify, this is not about the iexplore.exe which is the Windows Internet Explorer browser.) I ...
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60 views

RUNDLL message re btwizard,dll

I've started to get this message: "RUNDLL Error loading btwizard.dll The specified module could not be found." I haven't yet pinned down what activity actually triggers the message. But I do ...
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2answers
216 views

Windows 7 Task Manager: Difference between applications, processes, and services

I would like to know the difference between Applications, Processes, and Services, as listed in the Windows 7 Task Manager. Under UNIX/Linux, these terms work as follows: processes refer to executable ...
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1answer
81 views

Can a 32-bit antivirus program protect you from 64-bit threats

I think that 32-bit programs cannot look inside 64-bit processes. So I am asking this question out of curiosity. I am using Windows 7 x64. I do not know about the bitness of the antivirus except that ...
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3answers
149 views

Track which program launches a certain process?

There is a certain process I have bothering me, which is being continuously launched around a minute after killing it via command prompt or task manager. Currently I am going with the method of ...
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1answer
39 views

Screen copying (preferably moving) to another server

I have a screen on a server machine and want to transfer it to another machine which has the same file system configuration (and possibly same hardware). Is it possible to transfer the screen to ...