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

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How to calculate the average of cpu usage and memory usage over a period of time in ubuntu

I have to generate reports for the following : 1- cpu usage. 2- memory usage. The generated reports must be looks like the following forms : I've tried with more than one command to get ...
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How can I save the view to sort by CPU usage?

Can I somehow modify htop's default view to display processes sorted by CPU usage? I want htop to "remember" my view/sort method. If it's relevant, I'm currently on Xubuntu 13.10.
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reset or completely remove an installation/htop

I usually use htop in tty when I need to kill a program... or whatever hangs or slows down my pc,now I screwed it up. I tried making changes in htop from the 'setup' option which is accessed by ...
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machine is very slow

I'm using Ubuntu 12.04 and now its getting very slow in process some thing, it takes a long time to do something, I don't know what or why. I've attached the htop result here. It takes pretty much ...
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714 views

What Does Cached Memory Mean when Viewing htop?

While viewing the reports of htop, I would like to know what the orange/brown 'cached memory' bars actually indicate. Really I'm looking for a more practical explanation of what I'm looking at, rather ...
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239 views

Wheres my memory going?

My machine keeps 'freezing' before eventaully logging out with all the programs exiting. This is rather annoying, and I think its because I keep running out of memory. I am not running any custom ...
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683 views

how to make ps show child processes that are listed at htop?

I am not being able to ps -p $pid of some processes that are listed at htop... One very well known that I can point out is nautilus (so I think you can easly try it). There is a main process that ps ...
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udisk daemon stalls machine

My machine stalls intermittently eg. music just stops, Firefox stalls, Thunderbird stalls. I have also observed on htop it occurs when udisks-daemon takes top position on CPU % utilisation. Any ...
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Is it normal for multiple processes of GNOME-shell to show up in top/htop?

I've recently installed and started using htop instead of the System Monitor included in default Ubuntu installations and I noticed something weird. I arranged htop to display the processes by memory ...
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Isn't my HTOP weird on my Ubuntu server 12.04?

It seems I have a lot of duplicate processes (apache), is it normal ? This is the output of the htop command on my ubuntu server 12.04 : Thank you for your advices.
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Where is my ram?

I have 2GB installed on my machine running Ubuntu 12.04. After some time of use, I see much of my RAM used. The RAM does not free enough even though I closed all my programs. I included 2 ...
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How to hide a running process ?

Using Ubuntu 12.04. is there any way to hide a running process ? That process shouldn't' display in system monitor,top,htop . There is no problem to remember the process id (PID) so observation of ...