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Chewy ( Chewy7324@discuss.tchncs.de )  to Linux@lemmy.ml · 3 years ago

systemd 255 Released With A "Blue Screen of Death" For Linux Systems

www.phoronix.com

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systemd 255 Released With A "Blue Screen of Death" For Linux Systems

www.phoronix.com

Chewy ( Chewy7324@discuss.tchncs.de )  to Linux@lemmy.ml · 3 years ago
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  • Avid Amoeba ( avidamoeba@lemmy.ca ) 
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    3 years ago

    I love this! Not only for the comedic value, but throwing kernel oopses on-screen when they can’t be easily captured when unprepared would be of great help in solving system problems. Unlike the cryptic messages Windows displays, Linux kernel messages are quite useful.

    • MonkderZweite ( MonkderZweite@feddit.ch ) 
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      3 years ago

      Isn’t this the default behavior of all(?) modern *nix init? Maybe not SysV, i don’t know.

      • Avid Amoeba ( avidamoeba@lemmy.ca ) 
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        3 years ago

        Is it? I’ve been on Debian/Ubuntu since 2005 and I’ve never seen anything on-screen whenever I’ve gotten a kernel oops.

        • MonkderZweite ( MonkderZweite@feddit.ch ) 
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          3 years ago

          They use Systemd, so there.

  • Chewy ( Chewy7324@discuss.tchncs.de ) OP
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    3 years ago

    Some Highlights:

    • A new component “systemd-bsod” has been added to show logged error messages full-screen if they have a “LOG_EMERG” log level. This is intended as a tool for displaying emergency log messages full-screen on boot failures. Yes, BSOD in this case short for “Blue Screen of Death”. This was worked on as part of Outreachy 2023. The systemd-bsod will also display a QR code for getting more information on the error causing the boot failure.

    • Hibernation into swap files backed by Btrfs are now supported.

    • Support for split-usr has been removed.

    • KiranWells ( KiranWells@pawb.social ) 
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      3 years ago

      Actually looking forward to the btrfs swapfile hibernation; I have tried setting it up on my machine before but the documentation was never clear on whether it would work (or why mine wasn’t).

  • mateomaui ( mateomaui@reddthat.com ) Banned
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    3 years ago

    Removed by mod

    • Vilian ( Vilian@lemmy.ca ) 
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      3 years ago

      i totally understand if they named it bsod just for the meme, it’s funny also they could make an option to change de color :b

      • mateomaui ( mateomaui@reddthat.com ) Banned
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        Removed by mod

        • db2 ( db2@sopuli.xyz ) 
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          3 years ago

          Mauve Screen of Suffering

          • zero_spelled_with_an_ecks ( zero_spelled_with_an_ecks@programming.dev ) 
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            3 years ago

            Lilac of Log Level 1

            • verdare [he/him] ( verdare@beehaw.org ) 
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              3 years ago

              I’m giving you bonus points for the alliteration.

          • EonNShadow ( EonNShadow@pawb.social ) 
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            3 years ago

            The thought of someone’s Linux install failing catastrophically, displaying a “MSoS”, then the user switching back to the is MS OS because of it is funny to me.

          • mateomaui ( mateomaui@reddthat.com ) Banned
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            3 years ago

            Removed by mod

        • Thorned_Rose ( Thorned_Rose@kbin.social ) 
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          3 years ago

          Back about two decades when I was using Windows and it was till easily customisable, I changed the bsod colour to red for funsies. Windows being Windows crashed and went to my red screen of death - my ex’s cousin saw it and thought it was something really really bad, “Wow, a red screen, never seen that before. Must be even worse than blue”. No mate, I just customise the shit out of anything I touch 😅

        • 0x0 ( 0x0@programming.dev ) 
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          3 years ago

          Fuchsia Screen of Disappointment

  • Holzkohlen ( Holzkohlen@feddit.de ) 
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    3 years ago

    At least make it pink or smth

    • AgnosticMammal ( AgnosticMammal@lemmy.zip ) 
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      3 years ago

      Dark yellow?

  • KseniyaK ( KseniyaK@lemmy.ca ) 
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    3 years ago

    I hope this isn’t going to be the default. I know, the average granny might prefer to have a BSOD with a QR code, but I think a lot of the people who are more tech-savvy, like me, would prefer to see log messages when booting because then you could see which service failed and why or why it’s all of a sudden taking so long to boot. That’s also why I choose not to have a splash screen when booting.

    Anyways, this BSOD thing doesn’t apply to me because I use Gentoo with OpenRC.

    • itslilith ( itslilith@lemmy.blahaj.zone ) 
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      3 years ago

      I’m honestly fine if this is the default for beginner distros, as long as it’s easy to disable and there is still a way to get to the logs

      • 𝓢𝓮𝓮𝓙𝓪𝔂𝓔𝓶𝓶 ( SeeJayEmm@lemmy.procrastinati.org ) 
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        3 years ago

        Just let me hit ESC and see the panic.

        • pl_woah ( pl_woah@lemmy.ml ) 
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          3 years ago

          Came here to say this. Let them toggle the logs or the QR code.

  • Infiltrated_ad8271 ( Infiltrated_ad8271@kbin.social ) 
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    3 years ago
    • Hibernation into swap files backed by Btrfs are now supported.

    So, with btrfs on ssd, is there any use case for a swap partition?

    • falsem ( falsem@kbin.social ) 
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      3 years ago

      Use case is not having enough RAM?

      • lemmyvore ( lemmyvore@feddit.nl ) 
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        3 years ago

        Swap is not “disk RAM”.

        • falsem ( falsem@kbin.social ) 
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          3 years ago

          https://en.m.wikipedia.org/wiki/Virtual_memory

          What would you describe it as? With virtual memory it pretty much functions that way, no?

          • lemmyvore ( lemmyvore@feddit.nl ) 
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            3 years ago

            https://chrisdown.name/2018/01/02/in-defence-of-swap.html

      • bdonvr ( bdonvr@thelemmy.club ) Banned
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        3 years ago

        I think what they mean is that you can just make a swap FILE instead, which you can grow and shrink as needed. No need to mess with partitioning.

        • Infiltrated_ad8271 ( Infiltrated_ad8271@kbin.social ) 
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          3 years ago

          Yep. In fact my comment seemed so clear to me that I assumed it was some kind of joke, but looking at the votes, maybe swapfiles aren’t as well known as I thought.

    • rotopenguin ( rotopenguin@infosec.pub ) 
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      3 years ago

      Do you mean that you don’t have to find the LBA of the extents of your swap file, and put that into a kernel argument anymore?

      Cuz that is a nasty, skanky hack.

      • Infiltrated_ad8271 ( Infiltrated_ad8271@kbin.social ) 
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        3 years ago

        I’ve never heard of that, it’s beyond me. So it’s an increased risk when tweaking the kernel? As an average home user it’s all right?

  • rotopenguin ( rotopenguin@infosec.pub ) 
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    3 years ago

    I don’t think it’s going to do a whole lot of good when the whole KMS/DRM falls over.

    (okay I haven’t had that for a few months now. But i am still traumatized)

  • AutoTL;DR ( autotldr@lemmings.world ) B
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    This is the best summary I could come up with:


    Ahead of the holidays systemd 255 has debuted as stable and comes with systemd-bsod as a “Blue Screen of Death” service capable of displaying full-screen error messages on Linux.

    This is intended as a tool for displaying emergency log messages full-screen on boot failures.

    The systemd-bsod will also display a QR code for getting more information on the error causing the boot failure.

    • Systemd’s bootctl will now show whether the system was booted from a Unified Kernel Image (UKI).

    • systemctl will now automatically soft-reboot into a new root file-system if found under /run/nextroot/ when a reboot operation is invoked.

    • A new option “SurveFinalKillSignal” has been added to skip the final SIGTERM/SIGKILL spree on shutdown in order to survive soft-reboot operation.


    The original article contains 490 words, the summary contains 123 words. Saved 75%. I’m a bot and I’m open source!

  • Diplomjodler ( Diplomjodler@feddit.de ) 
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    3 years ago

    Phantastic! Can we have ads in the task bar next?

  • setVeryLoud(true); ( isVeryLoud@lemmy.ca ) 
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    3 years ago

    Good idea, stupid name.

    Excellent for causing FUD.

    No, this will not increase the amount of kernel panics you see. It just makes them more informational to the average person. Technical folks can disable it, non-technical folks won’t know how to enable it, so on by default it is.

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