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  1. Re: Success with desktop LXD containers! Woot!

    I just finished reading your new tutorial. I have not used it, but I hope to get time to do it. Thanks for sharing the result of your great effort :-)
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    Re: Howto make USB boot drives

    I refer to the testing described in post #896.

    The beta versions of the Focal iso files are still suffering from the bug manifested by the following error messages



    buffer I/O errors
    Access...
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    [ubuntu] Re: Cubic boot error

    I see. Have you checked where the vmlinuz and initrd files are located in the iso file? You can check, by loop mounting the file, something like the following,



    sudo mount -o loop filename.iso...
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    [ubuntu] Re: Cubic boot error

    Try looking for /casper/intrd

    In other words I think there should be no .lz extension of initrd.
  5. Re: is ubuntu live usb non persistent by default ?

    Ubuntu live is not persistent by default. Things are somewhat different depending on the version (18.04.x LTS and older or 19.10 and newer).

    The following link and links from it can help you with...
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    Re: Ubuntu Studio ISO Boot Problems

    This bug is squashed in an updated beta version of Ubuntu Studio :-)
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    Re: Ubuntu Studio ISO Boot Problems

    I have added comments to the bug report and reported it also in the qa iso tracker
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    Re: Ubuntu Studio ISO Boot Problems

    I zsynced the current iso file and yes, it affects me too, so I confirmed the bug.
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    Re: Ubuntu Studio ISO Boot Problems

    Are you talking about booting from grub into an iso file? In that case you are affected by a known bug:

    Bug report #1851311: Grub 2.04 Out of memory error, No server error

    Please mark that it...
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    [SOLVED] Re: Format new micro SD card

    A micro SD card should be seen by lsblk even if there is no partition and no file system. Otherwise it is not correctly connected (or the card itself is damaged).

    By the way, /dev/sdc could be...
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    Re: Howto make USB boot drives

    I don't know which file systems that work with multiboot-usb. Please try with another file system. Unfortunately there are Windows iso files that are too big for FAT32, > 4 GiB, but maybe it works...
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    Re: Howto make USB boot drives

    Whoever can develop mkusb for this purpose is welcome, either to include it in mkusb or to fork it into a new tool :-)


    I store iso files in my main computer and use USB pendrives as temporary...
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    Re: Howto make USB boot drives

    @jesterb,

    I suggest that you try multiboot-usb by Sundar.

    If you need more details, I refer to C.S.Cameron, who is active at these Ubuntu Forums and knows better than I how to create multiboot...
  14. Thread: Partitioning

    by sudodus
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    [ubuntu] Re: Partitioning

    What would happen if you wipe the whole device (overwrite it with zeros for example with mkusb)? Then there should be no traces on the drive to tempt the installer to create an MSDOS partition table....
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    Re: Howto make USB boot drives

    A persistent live drive made with mkusb-dus from the current (2020-03-27) daily Lubuntu Focal iso file works in an HP Elitebook 8560p booting in BIOS mode with an Intel generation 2 i5 CPU, when...
  16. Thread: Iso testing

    by sudodus
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    [ubuntu] Re: Iso testing

    So there is already a bug report about it. Thanks for sharing this information :-)
  17. Thread: Iso testing

    by sudodus
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    [ubuntu] Re: Iso testing

    - Did you use mkusb-dus or mkusb-plug?
    - Did you create a persistent live system or a [cloned ]live-only system?
    - Was it a normal installation to an internal drive that crashed?

    I am asking in...
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    Re: copy text in tty

    This link with two alternatives may help you get started.
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    Re: Howto make USB boot drives

    I continued with tests of persistent live drives made with mkusb-dus

    - USB pendrive: Sandisk Extreme 16 GB
    - The persistent live system was created in my main computer with Lubuntu 18.04.x LTS
    -...
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    Re: Howto make USB boot drives

    A race condition?

    I tested with a system created for this purpose in my Toshiba computer with a generation 3 Intel i5 CPU and 4 GB RAM booted in BIOS mode. This is different from your Acer, but...
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    Re: Howto make USB boot drives

    Thanks @C.S.Cameron,

    These details should be enough for me to reproduce the bugs that you see.

    I can start testing in my own computers now, but it may take some time until I can try with my...
  22. Thread: Iso testing

    by sudodus
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    [ubuntu] Re: Iso testing

    Thanks :-)

    Here is the Logs window from my run. I expanded the log window, and I recognize the text of the echo command:


    echo live system or temporary superuser permissions

    and in this...
  23. Thread: Iso testing

    by sudodus
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    [ubuntu] Re: Iso testing

    I tested in a Lenovo V130 with a generation 7 Intel i5 and an NVME drive.

    - UEFI mode
    - Ubuntu Focal installed from focal-desktop-amd64.iso dated 2020 03 24
    - Swedish
    - Fully up to date
    -...
  24. Thread: Iso testing

    by sudodus
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    [ubuntu] Re: Iso testing

    Thanks, I will try to reproduce the bug, and find a way to squash it.

    I tested mkusb 12.4.4-1ubuntu5 very recently in a persistent live Ubuntu Focal system (and as we all know, such a system does...
  25. Thread: Iso testing

    by sudodus
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    [ubuntu] Re: Iso testing

    I would like to debug the problem with mkusb, and I need some details:

    Did you get the sudo problem when running mkusb? Or when running the system created by mkusb?

    Did you use mkusb-dus...
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