Questions tagged [htop]

htop is CLI-based command that gives information on processes and memory usage, similar to top.

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avahi process maxing out 18 CPUs on VM

I'm not quite sure what the avahi process does, I see from searching that it "facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite" and I understand it comes default on ...
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39 views

How do I copy a process path [duplicate]

I want to get the path for an active process on my computer so I can bypass the launcher. The only problem is that the path is horrendously long and I can't seem to copy the path easily with htop or ...
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1answer
78 views

Custom keyboard shortcut for terminal command `htop` not working

On Ubuntu 18.04 I can setup custom keyboard shortcuts to run terminal commands via: Settings > Devices > Keyboard > + Name: htop keyboard shortcut Command: htop ShortCut: Ctrl+Super+...
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1answer
101 views

How to use htop or other system monitor as screensaver

I want to make system monitor like htop as screensaver or when I block computer. Is it possible to use htop or other terminal system monitor as I want?
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1answer
18 views

Average of CPU and memory use of ALL process that appear during some time interval

I know some ways that I can see the average of CPU and memory use for one process, but I never saw a way to see the average of all process that appeared during some time. The goal is, for example, to ...
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1answer
59 views

Remove htop grey filler

I recently started to notice grey "filler" in some of my servers when viewing htop as shown in the image below. Does anybody know how to get rid fo this and go back to "normal" like below:
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57 views

Xorg causing unusual High Amount of CPU and Hard Drive use

After reboot from update noticed high use of Hard Drive and CPU. ran HTOP and getting this at top of queue: /usr/lib/xorg/Xorg -core :0 -seat seat0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -...
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42 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 -...
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1answer
171 views

HTOP understanding

Sorry new to linux/ubuntu. I have read through a bunch of htop posts here, but I just wanted to clarify what the values mean. I run a 32-bit program, and my understanding is that roughly 4.2 is the ...
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0answers
789 views

Avahi daemon uses excessive amounts of CPU?

It seems that avahi-daemon process, which is unknown to me, is using excessive amounts of CPU on my system I have tried both htop and system monitor, and only htop show the CPU use. Screenshots are ...
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40 views

fcitx consume 93.4% cpu

I check processes with htop and find the input method manager/fcitx consumes 93.4% cpu, What's might be the problem? Is it a single cpu or all the cpu?
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1answer
900 views

htop displays identical program in multiple lines

When I use htop, I found that an identical program occupies multiple lines: Additionally the PID could not be traced: me@host:~$ ps 16255 16256 16259 24772 16254 PID TTY STAT TIME COMMAND ...
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134 views

Log cpu and memory usage from htop to parsable file every x seconds

I would like to log cpu (multi core - cpu0, cpu1, cpu2 and cpu3), RAM memory and swap file usage from htop program to output.log file, every x seconds. I would really appreciate some help how to do it,...
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65 views

how to append htop results to a file every second?

Assuming I want to monitor the IO of each thread of 'kv_bench' program. I use filters in 'htop' to only display the results of 'kv_bench'. Then I want to record the results every second so later I ...
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1answer
194 views

htop isn't displaying consistent information

I'm running a computationally intense serial python script, and htop is giving me an inconsistent information. It shows that a thread is almost 100% in use, but that python isn't using any CPU power. ...
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125 views

Filter processes by value of column in htop

Is it possible to filter processes in htop to display only those which have a value for a column? For example, display only processes with PPID = 1?
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1answer
795 views

How can I show only zombie processes in htop?

I would like to monitor in real time zombie process in htop?
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108 views

Vim, terminal, or htop won't start

Starting Vim, terminal or Htop from the Ubuntu 16.04 Unity desktop "Search your computer" doesn't work. When I select Vim for example, The Vim icon appears in the launcher and oscillates between ...
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34 views

htop graphics cut off in AWS Ubuntu

htop is not working properly on an AWS Ubuntu instance. F2 or ALT-F2 do nothing. Does anybody come across this issue? This screenshot shows that htop only shows part of the graphics.
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237 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: ...
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266 views

Unable to stop VIM with Kill, Htop, or anything else

I'm running Ubuntu Bionic. I installed SLiM display manager so my GUI uses tty2 and I ran vim to edit some C++ code in tty1. Suddenly, it froze completely. I tried to type things but nothing would ...
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1answer
449 views

Command fails in crontab but works in terminal

I have checked this question regarding crontab failures. I am running this command to capture the htop command and create a snapshot of it in html format (htop output to human readable file): /bin/...
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1k views

what is cinnamon --replace process?

I use cinnamon 3.6.7 <> cinnamon --replace became cinnamon --replace --replace when I restarted it:
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2answers
363 views

Is htop becoming part of the default install?

I noticed that the htop package for 18.04 is in main, where previous releases had it in universe. This is reflected in the packages index and on Launchpad. Software in main is supported by Canonical, ...
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1answer
3k 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 ...
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1answer
4k views

Htop is showing 100% cpu usage on thread 1 , on a fresh install of 17.10

I have a freshly installed 17.10.1 (amd64) , my cpu : Intel(R) Core(TM) i7-6700K , and when I'm running the htop command I see that the first thread is always maxed out (98-100%), although I don't see ...
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3answers
142 views

Monitor and time a process that is already running and saving the total running time into a file

I have a few different processes that have been running for quite a long time (200 h). I just realized that I have forgotten to use the time command to get the total running time at the end. These ...
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1answer
7k views

How to see thread name in htop?

htop shows the name of process for all of its threads even a thread has a customized name. How should i force htop to displays customized name of threads?
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133 views

Ubuntu 14.04 slow (after update?)

After an update, my Desktop slows down a lot. Linux commands and reboot now take a lot of time. Chrome is unusable. dmesg output right after reboot [ 1.706897] sd 3:0:0:0: [sdc] Attached SCSI ...
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1answer
832 views

Follow process with htop

I'm using htop to monitor processes, whenever I want to find a running process I the / command which highlights the process until it moves on the list. Is there a way to keep the selected process ...
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0answers
491 views

Why does htop display nothing?

My Ubuntu htop command does not display anything, like this: Is there any problem with this command? Thanks a lot!
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1answer
274 views

Run part of a command with sudo [duplicate]

I want to create a keybinding Ctrl+Alt+Delete on my Ubuntu PC. It should open htop, but I want maximum priority for it. I use this command. xterm -fullscreen -fa 'Monospace' -fs 13 -e htop It works ...
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2answers
2k 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 ...
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1answer
437 views

KSysGuard and htop show different cpu usage for my app

I'm developing an app and I want to know how much CPU it takes. The problem is that KSysGuard shows 8%, while htop shows 30%. How do I know which one is correct?
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1answer
84 views

Errors encountered when trying to upgrade

I am actually trying to do something simple which is to install htop. but I get the following error: /var/cache/apt/archives/linux-image-3.16.0-76-generic_3.16.0-76.98~14.04.1_amd64.deb /var/cache/...
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1answer
228 views

4 cores missing and high load after upgrade from 14.10 to 16.04.1

I recently upgraded my Ubuntu Server from 14.10 to 16.04.1. It's running a core i7 with HT which is clearly enabled in the BIOS (see Photos) However, htop shows only 4 virtual cores (before the ...
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1answer
438 views

How to show processes of specific users in htop

Is there a way to only list processes of given users in htop? I know that I can select a single user by using htop -u USERNAME, but is there a way to select more than a one person?
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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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1answer
237 views

What command is the most effective for listing processes? [closed]

I've seen lots of developers use ps -ef to list processes and kill them (such as in ENCOM, devs of OS-12). However, there is also htop. A friend told me that it is only a wrapper around ps and ...
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2answers
2k views

Understanding htop

I am trying to make sense out of htop. I have a virtual PC with 6 GB RAM running ubuntu 15.10. I have installed a few applications on the server: Jenkins, Artifactory and some other tools. When I run ...
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5answers
26k views

How to save htop output to file?

How can I save the output of htop to a file? With top, I can run top -b -n1 > top.txt where -b specifies batch mode and -n specifies the number of iterations. But the man page of htop doesn't ...
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1answer
1k views

Launching a program like Firefox starts 20+ separate processes on 14.04 LTS draining the memory

When I launch Firefox the normal way and look in at the processes in htop. Ubuntu starts more then 20 processes called Firefox. They all have more or less sequential PID's. The same happens with ...
13
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1answer
11k views

how to find a specific process by pid in htop

I try find a specific process by pid, in htop, the search function toggled by F3, seems can't do this. I type in 512, instead of 512 process, the process with pid 710 is highlighted.
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2answers
10k views

What are the different htop kill signals?

I have recently started using htop, and I have been needing to kill processes, but when pressing F9 on the process, it has been giving me this list of options, I just chose the one which is selected ...
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4answers
9k views

How to kill htop if I can't use F10?

I use htop in a terminal but I can't close it with F10. F10 seems to just open a program's File dialog. Is there a way to disable it so I can close htop normally?
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2answers
4k views

How to get a good overview of RAM usage

I have installed Ubuntu 14.10 on a server. The server main task is running a MongoDB installation along with several NodeJS applications. The NodeJS applications will run continuously and will accept ...
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1answer
350 views

Why is htop not aviable for Ubuntu touch?

I recently noticed some UI-refreshrate-drops on my Nexus4 running Ubuntu Touch and wanted to see if I could find a process standing out in cpu usage etc. I wanted to install htop in the console app, ...
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4answers
30k views

kill process with htop

Sometimes I need to kill a process and for that purpose I enter htop, search (/) for some string and then intend to kill the associated process. The problem is that usually the processes are in ...
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1answer
214 views

Killing A Process Using Htop Question

I'm a college student and some sites are blocked here so I use a VPN to fix that problem. So my question is: I have to run the command as root to connect to the VPN and when I'm done just closing the ...
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2answers
7k views

Anchor htop to one specific process?

I have a long list of processes displayed in htop, but I am only interested in one of them. As old processes terminate and new processes are spawned, htop keeps updating the displayed list of ...