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Ubuntu 11.10 To Switch From GDM To LightDM

dkd903 writes "Earlier, during the Natty development cycle we reported that LightDM is being considered as a replacement for GDM. That did not happen for Ubuntu 11.04, but today it has been confirmed at the Ubuntu Developer Summit at Budapest that LightDM is finally replacing GDM in Ubuntu 11.10 Oneiric."

43 of 236 comments (clear)

  1. Ubuntu Vista defies expectations by David+Gerard · · Score: 4, Funny

    Unity Vista(tm) is Canonical’s response to the GNOME 3 shell, which uses 1 gigabyte of RAM and four processor cores to exquisitely render a single button in the centre of the screen in beautifully anti-aliased text; when pressed, GNOME tells the user to switch off the computer and do something useful with their life, such as showering.

    “This was just not up to the user expectations of Canonical’s vision of the desktop,” said Mark Shuttleworth, from his castle high on a crag in West London. “So we added a ‘minimise’ button too.”

    Design is at the centre of Shuttleworth’s roadmap for Unity Vista. “I woke up one day and thought, ‘Gosh, I’d really like to make using my universal general-purpose computer that I can do ANYTHING with feel like I’m using a locked-down three-year-old half-smart phone through the clunky mechanism some l33t h@xx0r used to jailbreak it, I can’t think of a better user experience.’ We’re not quite there yet, but this gets Unity a lot of the way.”

    Shuttleworth foresees an exciting future for Linux for the general Internet user. “It’ll be a whole world of Linux devices, which millions of people will use all the time, everywhere! Of course, at the moment those are called ‘phones’ and run Android.”

    --
    http://rocknerd.co.uk
    1. Re:Ubuntu Vista defies expectations by 0123456 · · Score: 3, Funny

      when pressed, GNOME tells the user to switch off the computer and do something useful with their life, such as showering.

      But does not actually provide a shut down option, because that might confuse users too much.

    2. Re:Ubuntu Vista defies expectations by Luyseyal · · Score: 2

      I can see how it might work if you only need one desktop and don't have any weird monitor configuration. Unity was sucky on my two monitor system with the secondary on the left, rotated 90 degrees. I couldn't figure out how to move the bar and its interaction with the Gnome panel was odd. I just gave up because I was busy and didn't have time to screw with it.

      It's hard to make everyone happy. I'm still irritated that there is no easy way to put a different picture on different virtual desktops anymore. I use 5 because I hate minimizing and unminimizing. It's easier to just hit Alt+F5 and get my email desktop, Alt+F3, browser desktop, Alt+F1, terminal desktop, etc.

      So, while I am accustomed to certain ways, if Unity had made more sense to me in the first 10 minutes I might've given it more of a shot. As it is, it was vastly different from my usual workflow and I went back to Classic.

      -l

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    3. Re:Ubuntu Vista defies expectations by MBGMorden · · Score: 2

      Because it breaks the consistency of the workflow. When a window isn't maximized it looks one way. It's a trivial adjustment when maximizing to assume that it will look and behave identically when maximized, just that it will takeup the entirety of the open screen. Now, they instead cause the window to adopt two different control schemes between the two modes, AND mingle the window's controls with a distinctly different element of the UI (the base Ubuntu launcher menu).

      --
      "People who think they know everything are very annoying to those of us who do."-Mark Twain
    4. Re:Ubuntu Vista defies expectations by MBGMorden · · Score: 3, Insightful

      Correct. Using a widescreen monitor you have more room to store a bar horizontally. Placing a menu bar on the side of the screen like that necessitates scrolling through the bar to get to many icons, whereas they'd all be immediately accessible if laid out on the bottom (or even top, though that's not what I'm used to) of the screen.

      --
      "People who think they know everything are very annoying to those of us who do."-Mark Twain
    5. Re:Ubuntu Vista defies expectations by kbielefe · · Score: 2

      I really like the unity shell too, for casual computing. Trying to do serious work on it actually pushed me back to KDE for the first time in ten years.

      --
      This space intentionally left blank.
    6. Re:Ubuntu Vista defies expectations by Hatta · · Score: 2

      The mouse is really just a superficial input device that has no point.

      This is true. Mouse free environments suck less.

      I still can't figure out what's wrong with using 'login' as a login manager.

      --
      Give me Classic Slashdot or give me death!
    7. Re:Ubuntu Vista defies expectations by Compaqt · · Score: 2

      Sorry, what? "Just hold down Alt"? Or log out first?

      All this, and also the blather about how they're making it easier for newbs? Too rich.

      Why do you call shutting down superficial? Most people have their own computers, and they don't log out so someone can log in. The common use scenario is not a public library computer. People want to turn their computers off, hopefully in the "approved" manner that we geeks have been drilling into them.

      It's not a couple ms to log out. It takes many seconds, often fractions of a minute.

      --
      I'm not a lawyer, but I play one on the Internet. Blog
    8. Re:Ubuntu Vista defies expectations by Compaqt · · Score: 2

      >discoverable

      This.

      I mean, Ubuntu (and Gnome) have really jumped over the deep end on this:
      -menus that are hidden until you move your mouse all the way to the top of the screen
      -scrollbars that are hidden until you move to a specific position near the side of a window (what happened to Fitts Law there?)
      -typing and searching for applications that you don't know are there
      -removal of the window control menu (used to be non the left side). Now you're supposed to know to do Alt+Space, if that'll even work in the latest/upcoming versions
      -hold down Alt or log out in order to be able to shut down the computer?

      --
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  2. Why is this news? by Ex+Machina · · Score: 3, Insightful

    I understand "big changes" in Linux distributions that have a day to day impact on all users like switching to X.org or Unity are important events. But most people spend about 10 seconds tops interacting with Gdm every day. It's just not that important for most users.

    1. Re:Why is this news? by hedwards · · Score: 3, Funny

      Wait, GDM has minesweeper _and_ solitaire?

  3. GDM by 0123456 · · Score: 3, Interesting

    Considering the number of things that get broken in GDM in every new Ubuntu release, this may not be a bad thing. For example, going from 10.04 to 11.04 gdm started displaying every single user in the /etc/passwd file, except when it randomly only displays the last one who logged in.

  4. Extinction-level event by MonsterTrimble · · Score: 2, Interesting

    Natty goes from Gnome to Unity
    Oneiric goes from GDM to LightDM, Firefox to Chromium and X to Wayland.

    While it's not quite on the level of OS9 to OSX and definitely not without losses, 2011's Ubuntu releases will change the landscape of Linux for the better.

    --
    I call it 'The Aristocrats'
    1. Re:Extinction-level event by c6gunner · · Score: 4, Interesting

      Dunno about LightDM or wayland, but Unity and Chromium are a massive step backwards rather than an improvement. Unity is buggy and a pain to use, and Chromium has shit for extensions and still won't work right with adblock. No thanks. You want a better experience, install XFCE and XDM with Compiz Fusion for the eye-candy. You want bloated garbage that makes your computer completely unsable, install the new default Ubuntu or Kubuntu distros.

    2. Re:Extinction-level event by OverlordQ · · Score: 3, Insightful

      2011's Ubuntu releases will change the landscape of Linux for the better.

      I'm not sure everybody would consider those changes better.

      --
      Your hair look like poop, Bob! - Wanker.
    3. Re:Extinction-level event by MonsterTrimble · · Score: 4, Interesting

      While I like the idea behind LightDM & prefer Chromium over Firefox, that wasn't why I said it would change Linux for the better.

      I think there is a lot of dogma within the Linux universe which needs to be shaken up once in a while. Survival of the fittest and all of that. We've seen recently where LibreOffice forked away from OpenOffice in a move that was almost universally welcomed and which has breathed an incredablt amount of new life into the project. Ubuntu's move to Unity, while much less warmly received, caused a large amount of navel gazing within the Gnome ranks and I believe it will pay a lot of dividends in the near future especially with interoperability.

      Is Wayland ready for primetime? Nobody thinks so yet. Is Chromium better than Firefox? Depends on your opinion. But with the major trend setting distro making these changes, it forces everyone to re-evaluate and that is the best thing that can happen.

      --
      I call it 'The Aristocrats'
    4. Re:Extinction-level event by hedwards · · Score: 2

      Evolution is better than revolution, at least if you're doing anything well and have any user base. The whole move to Unity by Ubuntu was a colossal embarrassment. It was pretty clearly rushed to meet an arbitrary release schedule and looks really amateurish compared to what they had. I'm not really sure that it made any sense to default to using Unity rather than making users install it or manually switch to it if they were interested in trying it out.

      I can only imagine how they'll screw this one up. Personally, I think it would be better to fix the mess they've got presently before opening up more places for screw ups.

    5. Re:Extinction-level event by idontgno · · Score: 2, Insightful

      it forces everyone to re-evaluate and that is the best thing that can happen.

      Disputable.

      What, precisely, are we re-evaluating? Novelty for novelty's sake is a disease. Stability can be important, even overridingly so.

      Please provide a concrete example of an actual problem that these "innovations" purport to solve.

      Ubuntu is in danger of rendering itself irrelevant to any but the "Oooh, shiny" crowd, and Apple already has a lock on that.

      --
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    6. Re:Extinction-level event by Hatta · · Score: 3, Insightful

      Wayland is a massive step backwards too. Everyone's just going to run an X server on top of Wayland, so it will do nothing but add another layer to slow things down and break.

      If people start writing native Wayland apps, that's another massive step back since Wayland doesn't have network transparency, forces clients to provide their own window decorations, etc.

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    7. Re:Extinction-level event by Compaqt · · Score: 2

      >But with the major trend setting distro making these changes, it forces everyone to re-evaluate and that is the best thing that can happen.

      OK. Whatever. Trend-setting, fancy, etc. Great.

      But explain this:
      "Ubuntu for business: Secure, reliable and with no licence fees, businesses everywhere are using Ubuntu to reduce costs and boost performance."

      "Perfect for business use, Ubuntu is safe, intuitive and stable. Easy to integrate, you'll be able to create documents, spreadsheets and presentations and share them with Windows users stress-free."

      How is it stable when it's changing major stuff left and right every version with huge bugs. How is it intuitive when it hides the menus, hides the scrollbar (!), and possibly even Shut Down? How is it stress-free when it forces you to learn yet another interface to be able to accomplish the same stuff you were doing just fine before?

      And reliable? Haha.

      --
      I'm not a lawyer, but I play one on the Internet. Blog
  5. FUCK YES! BROWSER EXPLOITS AT LOGIN! by VortexCortex · · Score: 2

    Need I say more?

  6. GNOME3 slagging, todays new bloodsport by jmorris42 · · Score: 4, Funny

    > But does not actually provide a shut down option, because that might confuse users too much.

    Ah, but if you are one of the advanced users (who GNOME wishes would just take the hint and switch to another desktop) who insist on a shutdown option, you can go read the arcane lore on a blog that describes in perfect detail how to download a non-supported third party plugin that will add a shutdown option. Of course the blog post isn't easy to find on Google and documents a procedure that doesn't quite work right with the current release and the link to the actual download is now a 404 error with herbal viagra adverts on it.

    --
    Democrat delenda est
    1. Re:GNOME3 slagging, todays new bloodsport by xaositects · · Score: 2

      up, up, down, down, left, right, left, right, b, a, start will get you the shutdown option

  7. Re:FUCK YES! BROWSER EXPLOITS AT LOGIN! by jmorris42 · · Score: 3, Interesting

    > Need I say more?

    In a sane world I'd disagree. But I know we live in an insane one and it won't take long for the idiots who thought using an HTML rendering library to render the login screen will start adding net based content as plugins to the login screen. Why not put a weatherbug up? Or a news ticker. Or the phase of the moon, and getting it locally is just too much trouble. Stock tickers? Why not. Until an exploit.

    Bet WebKit's squalid bulk didn't go into the 5KLoC vs 50KLoC size difference.

    --
    Democrat delenda est
  8. Why not SLiM? by lolcutusofbong · · Score: 4, Interesting

    It's a normal X login manager without all the extra crap from gdm and kdm, and since it's in the Ubuntu repos already, all it needs is a good theme.

    1. Re:Why not SLiM? by lolcutusofbong · · Score: 2

      A user list? If people are too stupid to remember their username, they don't deserve to log in. Also, unless you're running some sort of ancient pre-ACPI system (in which case you're likely running Puppy, not Ubuntu), you can just press the power button to shut down.

    2. Re:Why not SLiM? by Anne+Thwacks · · Score: 3, Insightful
      If people are too stupid to remember their username, they don't deserve to log in.

      We are not all teenagers. Our family computer has logins for more than 20 family members. How does Auntie Gladys remember whether her login is "Gladys", "gladyce", "glad", or "auntieg"? (She only uses it alternate Christmasses)

      I do not want family members to login as "guest" because that would (a) leave them insecure, and (b) set a bad example.

      Incidentally, most have been able to use Ubuntu/OpenOffice with no instructions at all, some without even being told its not Windows. (Quite a few of my family use OpenOffice on Windows, following problems opening old Word files with new versions of Word). Most seem to prefer it, and ask "why is your computer better than mine?" - the computer in question is a P4 with 512M!

      Now get off my lawn.

      --
      Sent from my ASR33 using ASCII
    3. Re:Why not SLiM? by silanea · · Score: 3, Interesting

      I am too lazy to type my username. Why should I, really, when I can just press enter instead? I thought computers were there to make our lives easier, not even more annoying.

      --
      Rudolf Hess edited Mein Kampf. He was the very first grammar nazi.
    4. Re:Why not SLiM? by grumbel · · Score: 5, Interesting

      Not only that, the username field is also the only field in which you can type clear text, thus the only field where you can actually see when you have capslock on or loaded a wrong keymap. It always drives me nuts when I have to enter my password and can't even verify that the keys I am hitting are really the keys I think they are.

    5. Re:Why not SLiM? by nurb432 · · Score: 3, Interesting

      One reason: Why broadcast your login ID's to someone ? Make them work for it.

      --
      ---- Booth was a patriot ----
    6. Re:Why not SLiM? by Electricity+Likes+Me · · Score: 2

      Strictly speaking putting "John Smith" on the login screen isn't giving away a login name at all: the actual username might j.smith jsmith, smith, JSmith, or any one of dozens of combinations.

      There's also the issue that like, 90% of all uses of that login screen aren't for internet accessible PCs via that path. Which means it's strictly local, which means someone already has physical access to the box and thus it's pretty much game-over security wise in the first place.

    7. Re:Why not SLiM? by Compaqt · · Score: 2

      No kidding. It's not like we're talking about printing the contents /etc/passwd when someone so much as knocks on port 22.

      --
      I'm not a lawyer, but I play one on the Internet. Blog
  9. The good news by dkleinsc · · Score: 3, Interesting

    If you like GDM, you can use it. This is free software (in both senses), and just because Ubuntu's main branch is going a particular direction doesn't mean you have to. If you want to be based off of Ubuntu, you could do a kubuntu-like fork. If you want to do something completely different, you can switch distros (e.g. I switched to ArchLinux because I didn't want all the eye candy and complexity of what Ubuntu was doing).

    And if you're really not seeing the choices you like out there, you can always roll your own. I've done that too, it's time-consuming but not particularly difficult. And if you really like doing that, you can fairly easily set up your installs with a package manager, set up a repository, and all of a sudden you're well on your way to having your own distro.

    As it stands, I'm interested to see what Ubuntu comes up with, but I don't equate them to desktop Linux. There are just too many good options out there for that.

    --
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  10. Some disagree with the decision: by Yfrwlf · · Score: 3, Informative

    http://www.advogato.org/person/mjg59/diary.html?start=296

    To summarise, their argument is that LightDM is light on code because it can't do as much as GDM and the others, and if you removed those features from the others they would be light as well.

    If that's true and that is the main difference, maybe it'd be easier to strip out, or turn off, parts of GDM if Canonical wants to dispose of certain features to achieve a faster boot time.

    11.04 is SO SLOW to boot in comparison to 10.10.

    --
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    1. Re:Some disagree with the decision: by Dcnjoe60 · · Score: 2

      http://www.advogato.org/person/mjg59/diary.html?start=296

      To summarise, their argument is that LightDM is light on code because it can't do as much as GDM and the others, and if you removed those features from the others they would be light as well.

      If that's true and that is the main difference, maybe it'd be easier to strip out, or turn off, parts of GDM if Canonical wants to dispose of certain features to achieve a faster boot time.

      11.04 is SO SLOW to boot in comparison to 10.10.

      I don't think stripping out parts from GDM would be a good idea, no matter how much it needs to be done. They've already caught a lot of flack about stripping out parts from gnome3 (by using Unity instead of gnome-shell).

      As for 11.04 being slow to boot. I believe that is a kernel regression. A lot of other distros are having similar issues with boot time and also ath5k and 9k wireless. Once it is fixed upstream it will resolve itself in all the distros.

  11. Does it have user switching? by doti · · Score: 3, Interesting

    Many a time I searched for a replacement for GDM, but none of the alternatives provide the switch-user feature that I need (that is, the ability to have multiple users logged in at once, with an option to switch from one to another; useful for when there are more users than machines at home).

    --
    factor 966971: 966971
    1. Re:Does it have user switching? by massysett · · Score: 3, Insightful

      Any display manager can do this on Linux. Using good ol' xdm on Debian, just edit /etc/X11/xdm/Xservers and have xdm start an X server on multiple virtual terminals. Typically :1 will be ctrl-alt-F8; :2 will be F9, etc. If you start an xdm on multiple terminals and just switch to a new one when someone new needs to log in, you'll be covered. (What I don't know offhand is if there is a way to arbitrarily start a new X server by hitting a key, rather than having to configure a set number of servers ahead of time.)

      In your home, if you have, say, 4 users, you can agree that each user has a particular vt.

      On my desktop I have ctrl-alt-F12 load up a "guest" account with xfce. Once the guest logs out, root removes the home directory and drops in a clean new one. The guest automatically loads up firefox. It's great for visitors who get rather confused when they saw my old xmonad desktop. (my current awesome is a bit less confusing, at least.)

      Often it seems that newer programs implement newer functionality, when really the old Unix programs were doing the same thing twenty years ago.

  12. The best part of Unity by iceaxe · · Score: 4, Interesting

    I really like Unity, too. It got me to finally try Xfce, and I'm very happy with the change. (I've been meaning to try it out for ages, but never got around to it.)

    After switching back to 'classic' I just fired up synaptic, installed Xfce and whatever recommended additions I thought looked good, logged out and back in using Xfce, and I haven't had an urge to go back yet. Granted, it's only been a few days, but the things I do every day work as well or better.

    I liked it so much that I installed Xubuntu on another system, and really like the defaults they put in place there.

    I think the next time I reinstall the OS on my 'regular' computer (as opposed to just upgrading Ubuntu) I'll be grabbing Xubuntu.

    --
    WALSTIB!
    1. Re:The best part of Unity by icebraining · · Score: 3, Funny

      I really like Unity, too. It got me to finally try Xfce, and I'm very happy with the change.

      As said by Groucho Marx:

      "I find television very educating. Every time somebody turns on the set, I go into the other room and read a book."

  13. Re:That the hell is GDM/lightDM... by jank1887 · · Score: 4, Insightful

    why did i have to get this far down to find this question, and why is there no answer yet. is it that hard to spend 3 words in the summary telling me me what a DM is in this case, and whether G or light will matter to me?

  14. Re:the real question by Tarlus · · Score: 2

    We need a new fork. Gubuntu, for everybody who was perfectly fine with GNOME. Then their flagship Ubuntu releases can sport whatever hot new thing they want to roll out every six months.

    --
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  15. Re:That the hell is GDM/lightDM... by TheCycoONE · · Score: 2

    http://en.wikipedia.org/wiki/X_display_manager_(program_type)

    Specifically it's the spot where you type your username and password before logging in. Since most Ubuntu users run their computers as single users on a desktop box, and only ever access one session profile (gnome) I doubt this will make any impact on anyone's life.

    I run slim on my mediacenter because it was easy to configure kiosk mode (auto login), and also I could launch other programs in it without learning to write proper session files; but it has some problems and I may look into lightDM.

  16. IT'S A CONSPIRACY!! by TheDarkener · · Score: 3, Interesting

    So I have this theory that Mark Shuttleworth is actually an undercover Micro$oft operative that is being funded to create a huge community around Ubuntu and it's "sponsor", Canonical. Over time, when so many people are using it, loving it, promoting it....things start to break. Things break in Ubuntu that don't break in other distributions.

    But it's not only the things that break, but Ubuntu starts changing things - not too much change all at once, but little things here and there. Not too much to move distros (at first), but things to slowly start to eat at your sanity.

    More and more, Ubuntu breaks things, changes things...just enough for people to get very annoyed at "Linux". After all, Ubuntu is Linux for human beings (AKA n00bs?). People slowly start to complain to anyone who will listen that "Linux sucks".

    And Ballmer does the penguin dance yet again.

    --
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