Groups > linux.debian.user > #262040

Re: swap-fle on arm64, need to disable, how?

From	Greg Wooledge <greg@wooledge.org>
Newsgroups	linux.debian.user
Subject	Re: swap-fle on arm64, need to disable, how?
Date	2023-10-01 15:00 +0200
Message-ID	<Hk4db-cNLr-1@gated-at.bofh.it> (permalink)
References	(1 earlier) <HjLWV-cCBi-1@gated-at.bofh.it> <HjQMV-cFvR-1@gated-at.bofh.it> <HjVjz-cIoi-1@gated-at.bofh.it> <HjZGx-cLfQ-1@gated-at.bofh.it> <Hk0CB-cLOy-3@gated-at.bofh.it>
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On Sun, Oct 01, 2023 at 05:07:48AM -0400, gene heskett wrote:
> You've a good view of this hw. However swap is not important to run
> linuxcnc, in fact its to be avoided because it messes with realtime
> response. Linuxcnc needs, even with much of the control offloaded to mesa
> and similar smart cards, it still needs to check what the machine is doing
> 1000 times a second. The way I'm doing it, the wobble in this timing as 50
> to 80 microseconds, which doesn't bother the machine all that much, the real
> time killer is firing up firefox which can lock out the irq response for
> hundreds of milliseconds.  So I don't carve metal and browse the web at the
> same time.

If Firefox is really just for "browsing the web", and is not part of
the user interface for the CNC pieces, I don't understand why you run
Firefox on this machine at all.  I would run the browser on a separate
computer, one which isn't so critical to your operation.

Thread

swap-fle on arm64, need to disable, how? gene heskett <gheskett@shentel.net> - 2023-09-29 21:20 +0200
  Re: swap-fle on arm64, need to disable, how? Andy Smith <andy@strugglers.net> - 2023-09-29 21:30 +0200
    Re: swap-fle on arm64, need to disable, how? gene heskett <gheskett@shentel.net> - 2023-09-29 22:40 +0200
      Re: swap-fle on arm64, need to disable, how? Andy Smith <andy@strugglers.net> - 2023-09-29 23:40 +0200
        Re: swap-fle on arm64, need to disable, how? gene heskett <gheskett@shentel.net> - 2023-09-30 09:30 +0200
          Re: swap-fle on arm64, need to disable, how? Andy Smith <andy@strugglers.net> - 2023-09-30 13:50 +0200
            Re: swap-fle on arm64, need to disable, how? gene heskett <gheskett@shentel.net> - 2023-09-30 17:20 +0200
              Re: swap-fle on arm64, need to disable, how? Andy Smith <andy@strugglers.net> - 2023-09-30 22:20 +0200
                Re: swap-fle on arm64, need to disable, how? gene heskett <gheskett@shentel.net> - 2023-10-01 02:30 +0200
                Re: swap-fle on arm64, need to disable, how? Curt <curty@free.fr> - 2023-10-01 17:10 +0200
                Re: swap-fle on arm64, need to disable, how? gene heskett <gheskett@shentel.net> - 2023-10-01 19:00 +0200
          Re: swap-fle on arm64, need to disable, how? David Wright <deblis@lionunicorn.co.uk> - 2023-09-30 20:20 +0200
      Re: swap-fle on arm64, need to disable, how? Max Nikulin <manikulin@gmail.com> - 2023-09-30 03:30 +0200
  Re: swap-fle on arm64, need to disable, how? Matthias Böttcher <matthias.boettcher@gmail.com> - 2023-09-30 19:30 +0200
    Re: swap-fle on arm64, need to disable, how? gene heskett <gheskett@shentel.net> - 2023-09-30 20:00 +0200
      Re: swap-fle on arm64, need to disable, how? Greg Wooledge <greg@wooledge.org> - 2023-09-30 20:20 +0200
        Re: swap-fle on arm64, need to disable, how? gene heskett <gheskett@shentel.net> - 2023-10-01 01:50 +0200
        Re: swap-fle on arm64, need to disable, how? Max Nikulin <manikulin@gmail.com> - 2023-10-01 10:20 +0200
      Re: swap-fle on arm64, need to disable, how? Matthias Böttcher <matthias.boettcher@gmail.com> - 2023-09-30 21:30 +0200
    Re: swap-fle on arm64, need to disable, how? gene heskett <gheskett@shentel.net> - 2023-10-01 00:40 +0200
      Re: swap-fle on arm64, need to disable, how? Stefan Monnier <monnier@iro.umontreal.ca> - 2023-10-01 04:30 +0200
      Re: swap-fle on arm64, need to disable, how? hw <hw@adminart.net> - 2023-10-01 05:30 +0200
        Re: swap-fle on arm64, need to disable, how? Max Nikulin <manikulin@gmail.com> - 2023-10-01 10:10 +0200
          Re: swap-fle on arm64, need to disable, how? gene heskett <gheskett@shentel.net> - 2023-10-01 11:10 +0200
            Re: swap-fle on arm64, need to disable, how? Greg Wooledge <greg@wooledge.org> - 2023-10-01 15:00 +0200
              Re: swap-fle on arm64, need to disable, how? "Andrew M.A. Cater" <amacater@einval.com> - 2023-10-01 15:40 +0200
                Re: swap-fle on arm64, need to disable, how? David Wright <deblis@lionunicorn.co.uk> - 2023-10-01 17:40 +0200
                Re: swap-fle on arm64, need to disable, how? gene heskett <gheskett@shentel.net> - 2023-10-01 19:00 +0200
              Re: swap-fle on arm64, need to disable, how? gene heskett <gheskett@shentel.net> - 2023-10-01 18:50 +0200
                Re: swap-fle on arm64, need to disable, how? Stefan Monnier <monnier@iro.umontreal.ca> - 2023-10-01 20:10 +0200
                Re: swap-fle on arm64, need to disable, how? gene heskett <gheskett@shentel.net> - 2023-10-01 21:20 +0200
                Re: swap-fle on arm64, need to disable, how? Stefan Monnier <monnier@iro.umontreal.ca> - 2023-10-02 00:50 +0200
                Re: swap-fle on arm64, need to disable, how? gene heskett <gheskett@shentel.net> - 2023-10-04 10:10 +0200
        Re: swap-fle on arm64, need to disable, how? gene heskett <gheskett@shentel.net> - 2023-10-01 10:40 +0200
          Re: swap-fle on arm64, need to disable, how? David Wright <deblis@lionunicorn.co.uk> - 2023-10-01 17:40 +0200
          Re: swap-fle on arm64, need to disable, how? hw <hw@adminart.net> - 2023-10-01 22:10 +0200
            Re: swap-fle on arm64, need to disable, how? gene heskett <gheskett@shentel.net> - 2023-10-02 02:00 +0200
            Re: swap-fle on arm64, need to disable, how? Max Nikulin <manikulin@gmail.com> - 2023-10-03 04:40 +0200

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