Questions tagged [process]
An instance of a running computer program.
727
questions
-5
votes
1answer
34 views
Oracle too much processes [closed]
My oracle server has a huge queue and slowly executes user requests. I have increased ram and cpu but still same problem.
I dont know anything to oracle, can you please give me commands to check if my ...
0
votes
1answer
16 views
Identifying user activity/processes from log message on remote machine - 10.0.0.2 - user A, using service account B trying to connect to 10.0.0.3
I just inherited an older Linux server. I am getting asked to identify and stop a process initiated by a user. How can I go about identifying what process a user is executing that matches the logs ...
1
vote
1answer
34 views
Laravel/PHP process on debian 10 only ever using one of two CPU threads
I am running a Debian 10 Buster server on a google VM with PHP 7.3 Apache2 and MySQL 8. On the server, I am running Laravel 8 as an API for two clients. I recently upgraded the VM to an n2-standard-2 (...
0
votes
1answer
78 views
How do I find the PID file for a process given the PID number?
I'm trying to use Monit to monitor and send email alerts about a process when it stops running, but I need the location of the PID file for that process. I can find the PID number using the htop or ps ...
0
votes
1answer
37 views
Why atop shows high CPU but sum of individual processes %CPU far smaller?
How can the sum of processes' CPU-% usage be lower than the total CPU load, according to atop and top, please?
I have a CPU reaching very high load (87%, for several hours) even though the sum of the ...
1
vote
1answer
113 views
Process terminates after SSH logout on windows server
I have a Windows server 2016 machine that needs to run an file that uses the cli, remotely using SSH.
It is known that logging out of an SSH connection terminates processes that were started by the ...
1
vote
0answers
45 views
Keeping processes alive when closing SSH connection on MobaXTerm
I'm facing somme issue when trying to keep process alive when shutting down session in MobaXTerm.
I have a java process which should run on a linux server.
I am using two commands, nohup and screen.
...
-1
votes
1answer
28 views
What does the option passed at the end of the Systemd command mean?
I have this command:
systemctl restart rh-php71-php-fpm -l
I would like to know what the -l which is passed at the end of the command corresponds to?
0
votes
0answers
61 views
AnonPage memory leak
Our service notices some hosts having large anon pages like these from pmap -x:
0000000580000000 9486088 9479172 9479172 rw--- [ anon ]
meanwhile, our other regular hosts have much smaller anon ...
0
votes
1answer
34 views
How to list the capabilities associated with a process in *nix systems?
From - man capabilities
UNIX implementations distinguish two categories of processes:
privileged processes (whose effective user ID is 0, referred to as
superuser or root), and unprivileged processes ...
1
vote
1answer
47 views
Why does “ipcs -m” only show one process?
I want to find out how the shared memory is used between the different processes running on a server and got the impression that the "ipcs -m" command can be used for this purpose. So when I ...
0
votes
2answers
32 views
How can I find the location of the source code for an app running on an Ubuntu image?
Let's say I've logged into an image that was spun up by an automated process and it's serving up a website (in my case it's a Rails site). I'm rooted, but don't know where to find the source code. ...
1
vote
2answers
774 views
Zabbix low-level discovery - CPU usage per process - two items with identical keys
I'm trying to use Zabbix for monitoring CPU usage by different processes on Windows Server. Processes to monitor are not determined upfront. I want to use LLD to monitor top 3 CPU demanding processes.
...
0
votes
0answers
160 views
Nginx-arut run a bash script from python and process still run when RTMP connection is closed
i have something like:
Nginx-arut-RTMP server that calls a Python script (something like exec python python_script param )
Python script calls a bash script to execute a bash script with an FFMPEG ...
0
votes
1answer
23 views
Is it possible to umount a drive from where a program is running?
I want to run some confidential program on a cloud server. In order to protect it from being copied, I can encrypt it into a drive and mount the decrypted drive to run it. However I want to umount the ...
1
vote
1answer
107 views
Suspicious ksoftirqd_1 process using high cpu [duplicate]
I run this webserver that serves data to a couple of apps. In the last couple of days I have noticed that some requests take some more time than usual, so I did a top to find out what's running and ...
3
votes
1answer
664 views
Zabbix - UserParameter Powershell script item is 'not supported' - CPU per process monitoring
I'm new to zabbix and I'm trying to create custom User Parameter to Monitor CPU utility per process(Windows Machine).
I have a powershell script and a user parameter, I also added a new item under ...
1
vote
1answer
220 views
pidstat: difference between task and process?
The pidstat command has options relating to tasks and others relating to processes (e.g. -C and -G). What's the difference?
0
votes
1answer
45 views
Structure to track running/completed scripts in proc/
I have a script that runs every hour, and without using a database, I would like to check if that file is either: (1) currently running; (2) already completed; or (3) not yet run. If it's #3, then I ...
0
votes
1answer
33 views
Force Nginx to create a new process for each request
Nginx reverse proxy send and receives requests from client to a defined port, that usually is a process that responds to requests the thing is if for one of requests the process crashes the whole ...
0
votes
1answer
63 views
Suspicious process 'find' running under user nobody
At startup I noticed my machine was under heavy load.
Opened up a terminal and top to find a process running the command find under user nobody that was using 90%+ of my memory.
I killed it ...
1
vote
0answers
97 views
Find the process listening on a port (not showing in lsof)
Using Ubuntu 18.04
I want to know which process or kernel function listens on UDP port 38637.
I have researched this problem and found similar questions:
https://superuser.com/questions/42843/...
0
votes
1answer
46 views
Get the age of a process?
How can I see the age (in seconds) of a process in Linux? I want to do it in a script. ps has various start/lstart/start_time options, which show a textual format for the date & time the process ...
0
votes
3answers
50 views
What determines the user a services started
I thought, that the service files under /lib/systemd/system/ determine as what user a service is started.
But apparently that's not (always) the case.
Here's an example:
~# ps faux
...
whoopsie 1445 ...
1
vote
2answers
214 views
Record SSH commands sent to a Mac from Windows
I've got a bit of a puzzler - I am an administrator on both a Windows 10 and a Mac Catalina machine.
The Windows machine is currently running software that has a known bug - SSH commands are sent to ...
2
votes
1answer
214 views
Determine windows process Uptime
Is there a way to determine the 'uptime' of a process in Windows. I would prefer to use powershell and not a third party tool, and I would like process name, start time and process Id.
0
votes
0answers
22 views
Easily monitor the CPU % use of a process
I'm have a small ISP and currently we are running an application of a customer that it's creating high CPU pikes. Basically we have chrome tab running and automate a process to stresstest a web ...
-2
votes
1answer
85 views
Moving Processes to and from Swap [closed]
Referring to Moving a process to and from swap and other answers which talk about moving processes to and from the swap space for Linux, none of them give a prolific description of the pros and cons ...
-1
votes
1answer
33 views
Resource consuming process
I have a Debian server hosting an AngularJS - Java application.
When I run the htop command I have the following process which consumes the resource and I wanted to know what this process is for?
...
0
votes
0answers
51 views
Ubuntu service is showing running even after the process is killed
I have created a service like below:-
Description=Java Service
[Service]
User=nobody
# The configuration file application.properties should be here:
WorkingDirectory=/home/ubuntu/pear
ExecStart=/usr/...
0
votes
1answer
174 views
Why does cron job spawn child process every few seconds
I have a cron job that keeps spawning child process with the same name as parent process every few seconds. All the CPU usage is happening on the child process for few seconds and then dies. Seems ...
0
votes
0answers
416 views
Diagnosing nginx 408
Users upload photos to my site, using an HTML5 plupload runtime that submits the files to a php script at /upload-process.
Normally this works fine, but sometimes the call to /upload-process times ...
1
vote
0answers
528 views
What are the steps to track down a 'too many open files' issue
I'm trying to track down and root cause a 'too many file open' issue on RHEL 7.
From googling around, if I run this command it give me the open file count in the first column and the PID in the ...
1
vote
0answers
300 views
Determining What Process Isn't Cleaning Semaphores
I was having the common issue of not being able to restart httpd because of a high number of locked semaphores. After clearing those and restarting httpd, I also doubled the semaphores.
However, I'm ...
1
vote
0answers
77 views
Difference between Task Manager's Processes and Details tabs
In Windows' Task Manager we have 2 tabs that show process CPU usage: Processes and Details. Trying to find a hotspot in my developed software, I noticed that CPU usage differs there in a huge manner - ...
0
votes
1answer
66 views
What is task status PA refers to?
I am looking into a crash dump for RHEL 7.4. It shows some of the task status as PA.
None of the help pages talk about the details of this task status.
can anyone tell me what PA refers as the ...
0
votes
1answer
136 views
How to identify the source of growing blocked processes on a system container (LXC/OpenVZ)
When the number of blocked processes grow indefinitely, how to identify exactly what are these processes.
Since I'm inside a system container (LXC/OpenVZ), I can't modify the hosts' kernel modules to ...
0
votes
2answers
290 views
How to tune linux machine in order to improve CPU load average and CPU utilization
We are working with huge hadoop cluster.
We have 736 datanode machines
and each node have 16 core X 2 thread.
On some machines we saw CPU load average (98-128 for 5 min).
After deeply ...
0
votes
1answer
710 views
ps + kworker with state D
we have redhat machines in cluster
redhat version is - 7.2
when we perform
ps ax
on the machine we saw many kworker with state D
example
17165 ? D 0:00 [kworker/u66:1]
2151 ? D 0:58 [...
0
votes
1answer
2k views
Kill a running process inside a docker
I've run a find command on a very large folder inside my docker, and now it is stuck for more than an hour.
I've tried to kill -9 the process, and kill the docker container with docker kill <...
4
votes
0answers
204 views
why doesn't htop display the same process start time than ps
Ubuntu 16.0.4.5, htop 2.0.1 and 2.2.0 compiled from source.
Showing the STARTTIME column in htop, displays Jan25 but ps -o lstart displays Sat Dec 15 20:58:46 2018
By looking at the pid it seems ...
-1
votes
1answer
305 views
How to block Windows Service from spawning new process
In continue to my SO question, I would like to know how it is possible, by GPO, or a security setting, to prevent from a Windows Service to spawn new process.
I have a machine with Windows Service ...
1
vote
1answer
542 views
Using ftrace to spy on files being created?
We are in this scenario: https://stackoverflow.com/questions/7304826/how-to-debug-a-multithreaded-hung-process-in-linux
When we try to look at a rogue process (which is consuming 100% CPU) then it's ...
-1
votes
2answers
229 views
What are the common ports/ranges that standard Windows processes will listen on?
Is there any documentation that I can reference that outlines what ports or port ranges that most standard Windows processes will listen on? For example, if I saw wininit.exe listening on TCP 16000, ...
0
votes
1answer
46 views
Monitor and act on another process CPU consumption [closed]
I'm looking for away to monitor a specific process CPU consumption and act if the process didn't consume any CPU for the last X minutes/seconds on linux.
The use case it that I've a machine on EC2 (...
1
vote
1answer
779 views
accidentally delete mysql files in /var/lib/mysql
I made a big mistake!, I have a vps(centos7) server and for deleting temp files have a command:
sudo find /tmp -type f -atime +10-delete
this command is good but this time by mistake i forgot to ...
2
votes
2answers
2k views
How do I Identify an anonymous process that's changing a system setting?
I see an anonymous process changing the time of my systemtime to UTC every 80 sec. Using the journalctl -f command I only see a message that says
'systemd[1]: time has been changed' but it doesn't ...
0
votes
1answer
36 views
Can a linux process be configured to run ANY time it is ready?
I have a process that does a small amount of work, then goes to sleep for 1-5ms. When that sleep time is up, I want that process to get the CPU IMMEDIATELY! Whatever process is already on the CPU ...
0
votes
0answers
53 views
`wc` holding yum lock for over 2 days
I just logged onto a server that hasn't been logged into for two months (August 2nd). When I did yum remove google-authenticator, I got:
Existing lock /var/run/yum.pid: another copy is running as pid ...
0
votes
1answer
229 views
How to tell threads from processes in top and ps on Linux?
I find it quite confusing to differentiate threads and processes when I run top and then press H or run ps -Hef.
I know that they share the same attributes, which makes them similar but was wondering ...
