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  1. Re: How to make Kubuntu (KDE) blazing fast and optimise it for performance

    nice thread, and I would say kde has improved dramatically since last year even.
    Although it is not kde related, for nvidia users, switching the GPU setting inside "PowerMizer" > Preferred Mode,...
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    [SOLVED] Re: swap file lost it's UUID

    Thanks for everything man I really appreciate, and thanks for having the spirit everyone should !
    I go mark it solved :D
    cheers !
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    [SOLVED] Re: swap file lost it's UUID

    sudo update-grub

    Generating grub.cfg ...
    Found linux image: /boot/vmlinuz-3.2.0-48-generic-pae
    Found initrd image: /boot/initrd.img-3.2.0-48-generic-pae
    Found linux image:...
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    [SOLVED] Re: swap file lost it's UUID

    I changed the resume file contents to what you adviced teacher, and renamed the crypttab file to crypttab.backup.
    It is now rebooting.
    It is fixed now right ? shall I open beers ? but you are on...
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    [SOLVED] Re: swap file lost it's UUID

    cat /etc/initramfs-tools/conf.d/resume
    RESUME=/dev/sda5


    I would love to try to boot from a previous kernel version, but I got this bad habit to uninstall them ( :D ).
    Installing some from...
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    [SOLVED] Re: swap file lost it's UUID

    so before reboot:



    sudo update-initramfs -u -k all

    update-initramfs: Generating /boot/initrd.img-3.2.0-48-generic-pae
    cryptsetup: WARNING: failed to detect canonical device of /dev/sda5...
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    [SOLVED] Re: swap file lost it's UUID

    what I have learned most of all, is that the more I learn the less I know.
    thanks for your help indeed.

    I have been in /etc/crypttab previously and has nothing:


    gksudo gedit /etc/crypttab
    #...
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    [SOLVED] Re: swap file lost it's UUID

    you an expert !



    me@laptop:~$ sudo dmsetup status
    No devices found

    me@laptop:~$ ls -ld /dev/mapper/cryptswap1
    ls: cannot access /dev/mapper/cryptswap1: No such file or directory
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    [SOLVED] Re: swap file lost it's UUID

    I think its almost done if not already.





    sudo blkid
    /dev/sda1: LABEL="WinXP" UUID="3464DDD564DD99C6" TYPE="ntfs"
    /dev/sda2: UUID="50be46ad-efa9-4e6c-a58f-c97218cd935b" TYPE="ext3" ...
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    [SOLVED] Re: swap file lost it's UUID

    right after my previous reply I moved on and maybe did something silly. edited the fstab adding YOUR UUID there.
    then I run those see what happened:


    me@laptop:~$ sudo swapoff -a
    me@laptop:~$...
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    [SOLVED] Re: swap file lost it's UUID

    hey friend, if I understood well, you asked me to take the UUID that I will find after running

    ls /dev/disk/by-uuid -alh
    but this command returns this:


    total 0
    drwxr-xr-x 2 root root 100...
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    [SOLVED] Re: swap file lost it's UUID

    hey thanks for your time and help Mr http://ubuntuforums.org/customavatars/avatar1111508_1.gif ...
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    [SOLVED] swap partition lost it's UUID

    I would like some help if possible on how to fix this,
    I am running ubuntu 12.04 desktop i386 on my laptop, I use it as a webserver,
    I didn't know my swap lost it's UUID until I tried to fix an...
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