Questions tagged [top]
Command-line application for monitoring running processes.
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29 views
Weird CPU% in HTOP [duplicate]
I'm testing two different services on my Ubuntu 18 to compare which one is better optimized.
The thing is, I don't understand the differences in HTOP, i'm testing in a simple i3 server.
1ST process -...
0
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4answers
79 views
Find out what is starting processes by command
My machine keeps starting processes with command "java" (listed under "command" column in top), that proceed to eat up all my resources for a few seconds, then disapear, a few seconds later a new one ...
1
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1answer
48 views
Help uninstalling 3rd party software
I recently installed Cisco Anyconnect in order to VPN into my university's intranet when off site. This software, however, has gone rouge and is crashing my computer regularly. Here is a top example:
...
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0answers
42 views
Why do I have 100% CPU on one core?
Any suggestions why I have 100% on one CPU core?
See screenshot.
2
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1answer
52 views
Crontab command not register the top command result into the output file
I'm using Ubuntu 16.04 and I created a sh file.
cd /home/malus
echo "______________________________________________________________________" >> /home/malus/top.txt
date >> /home/malus/...
1
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0answers
313 views
multi-core CPU usage
I am using the Windows Subsystem for Linux (WSL), and I am unexperimented in the capabilites of linux.
Recently, I've been wanting to get better insight in the CPU usage of processes, but I am getting ...
1
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1answer
217 views
vim using up 100% CPU, can't kill it
Every so often (about once a month), my vim starts eating resources like crazy, and I'm unable to kill it. Here's an example:
I ran:
kill 13799
To no effect. I would like to know:
1) Could be vim ...
2
votes
0answers
31 views
What is the “store” process?
Looking through top, I saw a process called "store" taking up one of my CPUs. What is this process? Perhaps it is referring to the app store? If so, I wonder why it is working in the background.
...
1
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0answers
25 views
How can I see the total memory used by, for example, google and firefox processes? [duplicate]
top and ps show multiple processes for these applications. Is there a simple command to show only one entry for each application showing the total?
I don't believe this is a duplicate of How can I ...
0
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1answer
385 views
CPU core stuck at 100% utilization
I noticed that my laptop's fans were running continuously at high RPM for a few hours. I installed HTOP to check CPU utilization, and found that one of the 8 cores is stuck at 100%. Even after ...
1
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0answers
20 views
How to increase the number of characters in top's COMMAND column?
OS: Ubuntu 18.04.1
When I run top from gnome-terminal as a maximized window, I see that entries in the "COMMAND" column don't exceed fifteen characters. (I'm not asking about the command-line mode ...
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0answers
204 views
Task/Resource Manager Memory Usage Accuracy Ubuntu 18
I'm running Ubuntu 18.04LTS (8GB RAM) and I noticed how the Gnome task manager, the "top" and "htop" applications give me 3 considerably different memory usage figures. For instance, right now:
...
1
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1answer
83 views
Disable bold font in 'top' command
I want to have a custom 'watch' command that also includes the output of a single round of top -n 1, but the escape characters do not translate well. Is there a way to disable the bold font of the top ...
3
votes
1answer
2k views
Gnome Shell and high cpu usage
I am running ubuntu 18.04 on a old(ish) laptop, it's a hp dv7 6180sl with upgraded ram (16gb) and SSD. It's old but still fast enough for my job.
Since a few ubuntu versions (I always do a complete ...
1
vote
2answers
76 views
How to analyze video card RAM and GPU load? [duplicate]
I would like to analyze my video card performance (RAM, load, etc) the way that top, free and lscpu does for my main hardware.
Is there an app to do this?
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1answer
18 views
Why showing double vhost-2473 in KVM?
why system showing double vhost-2473? I have installed KVM and created a Guest machine with two interfaces on the Ubuntu-14.04 server. When I keep running the Guest machine, the Host machine showing ...
30
votes
5answers
5k views
How do I quit top without leaving the output on the terminal?
How do I get top to quit similarly to the way less quits, that is, not leaving behind its output on the screen?
This is the version I have:
procps-ng version 3.3.9
10
votes
1answer
2k views
GNOME system monitor and top showing different CPU usage
When I play a movie with SMPlayer (video:mpv) and I check my CPU usage with GNOME system monitor, it shows %4 or %5 CPU usage (1 second update interval), but htop shows %45 CPU usage:
top shows the ...
4
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0answers
934 views
Gnome Shell Memory Leak [closed]
I am running Ubuntu 17.10 with an Nvidia GTX 1070 and gnome-shell, also I have 16G of memory. Recently the process gnome-shell running after a few hours starts taking a lot of memory and the computer ...
-1
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1answer
42 views
What's the difference between two PID processes?
What's the difference between the two processes here, they both have similar files and dir inside them?
1
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1answer
709 views
What processes are running on which CPU?
Running "top" shows you how much CPU power is used by each process.
Suppose you have several CPUs. Is there a utility that shows you the same information as top, but for each individual CPU?
For ...
1
vote
1answer
130 views
Ubuntu: Server is left with only 716 MB free RAM out of 62 GB RAM [duplicate]
My server has 62 GB RAM but now i can see only 716 MB RAM is free. Below is the output of free -lh command
total used free shared buffers cached
Mem: 62G ...
4
votes
2answers
1k views
How to display cpu usage respectively?
Here is my cpu part of info(omitted unnecessary).
cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 60
model name : Intel(R) Celeron(R) CPU G1840 @ 2.80GHz
...
1
vote
1answer
242 views
Does running top and/or gnome-system monitor slow down your computer?
In a computer with multiple monitors, is there any harm in or reason not to keep a terminal with top or gnome-system-monitor open on a screen? I like knowing if some software I'm running is starting ...
1
vote
2answers
102 views
Simplify command in top
I'm using the following command to gather the information of child-PID:
top -b -n1 -p 719011,719012,719013,719014,719015,719016,719017 | sed -e 's/USER/----/' -e 's/root/----/' -e 's/PR/--/' -e 's/...
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1answer
89 views
Getting a tidy print from top
PID %CPU %MEM COMMAND
719011 ---- -- 0 ---- --- ---- - 0.7 1.3 606:58.25 ...
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1answer
38 views
Top -p results into file
I want to add my own header to the print out from this command and save to a file:
top -p 1198172,1198173,1198174.1198175,1198176,1198177,1198178 | awk '{print $1,"---",$9,"---",$10,"---",$12}'
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votes
1answer
1k views
Root process suddenly uses gzip and takes up %75> CPU
I've been noticing late that my laptop will slow down suddenly, and the culprit is usually gzip being launched by a root process. This happens occassionally and I have no idea what's causing it. It ...
2
votes
2answers
1k views
how to save CPU logs or GPU usage values?
folks!
I want to check my CPU logs continuously. I used top and htop commands. But I just check them during simulations.
Now I want to run a real ROBOT for approx 2 hours (my laptop would be on ...
0
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0answers
117 views
Error: You must specify exactly one target process
what is the syntax to use cpulimit to throttle Web Content? Note the space between Web and Content.
top - 09:16:00 up 1:09, 2 users, load average: 1.80, 1.70, 1.77
Tasks: 215 total, 2 running, ...
0
votes
1answer
57 views
How to replace the top shell script? [closed]
Can the top command in /usr/bin be replaced? I read on superuser that it can hide processes if compromised. I want to delete top and get a fresh new script using apt-get from Ubuntu official ...
0
votes
1answer
106 views
How to get % cpu and % memory of process during OpenSSL encryption [duplicate]
I am running an OpenSSL script. How to get % cpu and % memory? Normally I am using top command in other terminal. top is returning % CPU and % memory but for noting down it is taking time. Is there ...
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2answers
3k views
Apache process in TOP command
This is a screenshot of TOP command on my server.
Which one of the processes are for Apache? Can't see any httpd
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0answers
123 views
Title bar problem with Ambiance theme in Ubuntu 16.04
I was messing around, installing themes which went well.
However, I might have tweaked something that I can't roll back which is the top menu panel font as shown in this picture:
I am keeping a ...
2
votes
1answer
1k views
How to set default nice value for a particular program?
Whenever I want to launch a program with a custom priority level, I have to type $nice -5 <Program> in the terminal.
I want to set the custom priority level to particular program as default ...
0
votes
1answer
33 views
My machine has running multiple application but in top utility it is showing only one process. Is it a bug in top utility?
While using top utility, I noticed that it is showing total tasks: 267, 1 running, 266 sleeping. But I am running multiple applications (MP3 player, Browser, Virtualbox) at the same time in my machine....
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0answers
473 views
Multiple copies of same process running in background, why?
When I run htop, I see multiple processes that seem to be exactly the same:
What is happening? What are these processes?
4
votes
2answers
526 views
How to change “niceness” while perfoming top command?
I know that I can change the niceness using this command:
renice [-n] priority [[-p] pid ...] [[-g] pgrp ...] [[-u] user ...]
But it would be much more convenient if I could do it while scanning the ...
0
votes
2answers
29 views
Why is Skype a `top` process after the application was closed?
If the Skype application has been exited via closing the window, why is it visible in top with usage sometimes at 2%?
Note also that it is absent from the Status Bar at the top of the screen. The ...
0
votes
1answer
105 views
how to use top and free to see what is bogging down the system?
I wasn't able to grab the output from top, but I had many, many leafnode instances listed. They weren't using, individually, many resources. Perhaps in aggregate they were bogging down the system.
...
2
votes
1answer
705 views
Ubuntu detects a crash for a program I never run
I use atop to get a few basic things above top without being too fancy. I've used it on many systems and I'm aware that sometimes when it first runs it can print out "Floating Point Exception" and ...
1
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0answers
244 views
Ensure hardware acceleration feature working
Firefox in my ubuntu distribution typically takes up high resources of CPU. Since hardware acceleration is an often suggested way to ensure performance, i have enabled it under the browser preference, ...
13
votes
2answers
5k views
top (table of processes) package on Ubuntu 16.04 LTS [duplicate]
When I run sudo apt install top, I get E: Unable to locate package top
I searched packages.ubuntu.com for top package on 32 bit Ubuntu 16.04 LTS, but there is none.
I wonder if it's correct or I'm ...
2
votes
1answer
584 views
What exactly is meant by a “niced” and an “un-niced” user process?
I was using the "top " command and I came across the nice value. I am aware of the priorities and how a nice value indicates the priority of a process. But I can't seem to figure out what the term "...
0
votes
2answers
2k views
cpu usage per user
When I type lscpu I can read of the number of CPUs on our server (56). We are a few people working on this server and I would like to see how many CPU's are being used per user.
When I run top I can ...
4
votes
2answers
2k views
Why does “top” show some processes running longer than the system's uptime?
I've got a problem with my system where phantomjs remains running after finishing its job. To debug this issue, two days ago I rebooted the system:
Today when I ran top, I saw this:
If I understand ...
3
votes
2answers
352 views
What is the difference between 'kill' and the 'k' option within 'top' in Linux?
I found out from http://www.tecmint.com/12-top-command-examples-in-linux/ (it's number 7 on that webpage) that you can use the k option to terminate a program. Would that work in the same way as ...
3
votes
2answers
2k views
Why are memory statistics in top and htop different?
Whenever I use top and htop commands to see memory stats, they are always different as shown in figures. Which should I trust?
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0answers
32 views
Why Statistics of top and htop are different [duplicate]
Whenever i use top and htop commands to see memory stats, it always different as shown in figures. Which I should trust.
3
votes
1answer
434 views
Top command - what do the “slash number” next to each process name mean?
I couldn't find what is the meaning of the /N below in the top command
rcuos/1
migration/1
kworder/1:0H
What do those numbers mean?
