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Re: Performance of my computer

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On Mon, Oct 30, 2023 at 1:23 PM Michael Kjörling <2695bd53d63c@ewoof.net>
wrote:

> On 30 Oct 2023 12:45 -0600, from willitc9888@gmail.com (William Torrez
> Corea):
> > I have problems when I have a lot of tabs opened in my browser, i am
> using
> > the libreoffice or playing on Steam. The system blew up.
>
> I'm fairly certain that when you say that "the system blew up", you do
> not mean that it literally exploded. Do you mean crashed, or slowed
> down considerably?
>
>
> > My browser: Firefox Browser 115.4.0esr (64 bit)
> > My system: Linux 5.10.0-26-amd64 1 SMP Debian 5.10.197-1 (2023-09-29)
> > x86_64 GNU/Linux
> >
> > My browser consumes 655MB of memory and uses 34% of the CPU.
>
> Unfortunately modern browsers as a rule are quite memory-hungry. My
> current Firefox instance (same version) is using ~1GB of memory, and I
> don't even have a lot of tabs open or have had it running for
> particularly long. Still, 7-8 GB of RAM (as indicated in your response
> to Greg) and only half of it in use should be enough for most everyday
> needs.
>
>
> > The system uses 30% CPU, 265 Process, 50% memory and swap 9%.
>
> None of those are particularly high; and you certainly aren't
> bottlenecked on any of them. It's normal to see some swap usage even
> if you aren't actually using all RAM, especially if the system was
> under memory pressure earlier (since the most recent reboot).
>
> Searching for "Toshiba L200" doesn't really tell me anything about
> your computer, but since it has a 1 TB 5400 rpm HDD, I would guess
> that your computer is not the most up-to-date model. That's fine;
> Linux in generally tends to be a good choice for slightly older
> computers. However, if you have a processor with few cores (maybe even
> just two or four cores), it's entirely possible that something is
> bottlenecking on a _single core_. Given your figure of 30% CPU usage,
> I wouldn't be surprised if your system has a 4-core CPU and some
> single-thread process is bottlenecking on single-core performance.
> Depending on the exact tool, you'd see either a single core fully
> utilized and all others idle as 25% utilization, or as 100%
> utilization (with all four cores being fully utilized then being shown
> as 100% or 400% CPU usage, respectively).
>
> Could you show us the output of these four commands executed in a
> terminal _while you're doing something which you feel is slow_?
>
> grep -m 1 -e '^model name' /proc/cpuinfo
>
> grep -e '^cpu MHz' /proc/cpuinfo
>
> free -m
>
> grep -c '^processor' /proc/cpuinfo
>
> That will tell us what CPU and how much memory and swap your computer
> has.
>
> --
> Michael Kjörling                     🔗 https://michael.kjorling.se
> “Remember when, on the Internet, nobody cared that you were a dog?”
>
>

model name : Intel(R) Core(TM) i7-4500U CPU @ 1.80GHz

cpu MHz : 798.205
cpu MHz : 798.173
cpu MHz : 798.250
cpu MHz : 798.223

total        used        free      shared  buff/cache   available
Mem:           7.7Gi       4.3Gi       2.6Gi       373Mi       830Mi
2.7Gi
Swap:          8.8Gi       1.4Gi       7.4Gi

4
-- 

With kindest regards, William.

⢀⣴⠾⠻⢶⣦⠀
⣾⠁⢠⠒⠀⣿⡁ Debian - The universal operating system
⢿⡄⠘⠷⠚⠋⠀ https://www.debian.org
⠈⠳⣄⠀⠀⠀⠀

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Performance of my computer William Torrez Corea <willitc9888@gmail.com> - 2023-10-30 19:50 +0100
  Re: Performance of my computer Greg Wooledge <greg@wooledge.org> - 2023-10-30 20:00 +0100
    Re: Performance of my computer William Torrez Corea <willitc9888@gmail.com> - 2023-10-30 20:10 +0100
      Re: Performance of my computer William Torrez Corea <willitc9888@gmail.com> - 2023-10-30 23:00 +0100
    Re: Performance of my computer Jeffrey Walton <noloader@gmail.com> - 2023-10-30 21:00 +0100
    Re: Performance of my computer Max Nikulin <manikulin@gmail.com> - 2023-10-31 08:10 +0100
  Re: Performance of my computer David Christensen <dpchrist@holgerdanske.com> - 2023-10-30 20:10 +0100
    Re: Performance of my computer Michael Kjörling <2695bd53d63c@ewoof.net> - 2023-10-30 20:30 +0100
      Re: Performance of my computer William Torrez Corea <willitc9888@gmail.com> - 2023-10-30 20:40 +0100
    Re: Performance of my computer David Christensen <dpchrist@holgerdanske.com> - 2023-10-31 00:50 +0100
  Re: Performance of my computer Michael Kjörling <2695bd53d63c@ewoof.net> - 2023-10-30 20:30 +0100
    Re: Performance of my computer piorunz <piorunz@gmx.com> - 2023-10-30 20:40 +0100
    Re: Performance of my computer William Torrez Corea <willitc9888@gmail.com> - 2023-10-30 20:40 +0100
      Re: Performance of my computer Michael Kjörling <2695bd53d63c@ewoof.net> - 2023-10-30 20:50 +0100
        Re: Performance of my computer William Torrez Corea <willitc9888@gmail.com> - 2023-10-30 21:20 +0100
        Re: Performance of my computer piorunz <piorunz@gmx.com> - 2023-10-31 01:10 +0100
          Re: Performance of my computer Michael Kjörling <2695bd53d63c@ewoof.net> - 2023-10-31 13:20 +0100
            Re: Performance of my computer piorunz <piorunz@gmx.com> - 2023-10-31 13:50 +0100
  Re: Performance of my computer piorunz <piorunz@gmx.com> - 2023-10-30 20:50 +0100
    Re: Performance of my computer Dan Purgert <dan@djph.net> - 2023-10-31 00:30 +0100
    Re: Performance of my computer piorunz <piorunz@gmx.com> - 2023-10-31 01:10 +0100
      Re: Performance of my computer John Hasler <john@sugarbit.com> - 2023-10-31 01:30 +0100
    Re: Performance of my computer Stefan Monnier <monnier@iro.umontreal.ca> - 2023-10-31 04:00 +0100
    Re: Performance of my computer Mike Castle <dalgoda+debian@gmail.com> - 2023-10-31 06:40 +0100
  kill -9 firefox (Re: Performance of my computer) Max Nikulin <manikulin@gmail.com> - 2023-10-31 04:30 +0100

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