Ubuntu – Long Term Support

One item of particular interest with Ubuntu is their development schedule. Because a typical Linux distribution is composed of many applications from many different parties, the Ubuntu developers do not directly control or develop a lot of the software included in Ubuntu. Furthermore Ubuntu tries to be a complete desktop environment rather than just an operating system, which means it includes a wider variety of software than what’s found in Windows and Mac OS X.

What this amounts to is that Ubuntu needs to both provide future patch support for included applications, and it needs to compensate for the fact that they don’t develop many of these programs. Coupled with this is the fact that 2nd party application development is not necessarily synchronized to Ubuntu’s release schedule and some applications (and the kernel itself) can have a rather rapid development rate.

Trying to deal with all of these factors, Ubuntu has settled on two classes of releases. Every 6 months – in October and April – Ubuntu takes what’s ready and releases a new version of the OS. For 1st party material this is tied with some goal for the release (such as replacing the audio daemon) while for 3rd party software this may be as simple as grabbing the latest version. This puts regular Ubuntu versions in an unusual position when trying to classify them – it’s significantly more than a Mac OS X point update, still more than a Windows service pack, and yet a single release generally encompasses less than a new version of either OS. But at the same time, there’s no guarantee that any given release of Ubuntu won’t break software compatibility or binary driver compatibility, which puts it up there with major OS releases.

Furthermore because of the need to provide security updates for all these different programs in all of these different versions, Ubuntu has a very short support cycle, and in that cycle only bug fixes and security updates will be issued, software is not otherwise changed as it’s intended to represent a stable platform. A regular release is only supported for 1.5 years; which for example means support for 7.10 Gutsy, the immediate predecessor to 8.04 Hardy Heron, expired in April. This pushes new versions of Ubuntu back towards the idea of them being closer to a service pack or a point release. In essence, it’s intended that everyone using regular versions of Ubuntu will stick to a relatively rapid upgrade treadmill.

But this obviously doesn’t work for everyone, which results in there being two classes of Ubuntu. What we’re looking at today, 8.04, is what Ubuntu calls a long term support (LTS) release. Every 2 years a version of Ubuntu is labeled as a LTS release, which entails a much greater effort on the developer’s part to support that edition of the OS. The standard support period is 3 years instead of 1.5 years, and for the server edition of the OS that becomes 5 years.

This makes the LTS releases more comparable to Mac OS X and Windows, both of which have long support periods in excess of 3 years. This is also why we’re starting with a review of Hardy, in spite of it being over a year old now, because it’s the current LTS release. Regular short-support Ubuntu releases have their place, but they are not intended for long-term use. Coming from Windows or Mac OS X, a LTS release is the comparable equivalent.

Operating System Mainstream Support Extended Support
Windows 5 years 5 additional years
Ubuntu 1.5 years None
Ubuntu LTS 3 years None
Mac OS X So long as it's the newest OS So long as it's one version behind

Unfortunately, in spite of the LTS designation, not all of the applications in a LTS release are intended to be used for such a long period of time, or are their developers willing to support them for that length of time. If we take Firefox for example, the last Ubuntu LTS release, 6.06 Dapper, shipped with Firefox 1.5. Mozilla very quickly ended support for Firefox 1.xx after Firefox 2 shipped, and now you can’t even get support for 2.xx now that 3.xx has been out for quite some time. This leaves the Ubuntu developers in charge of supplying security updates for the older versions of Firefox they still support, which while better than the alternative (no security patches) isn’t necessarily a great solution.

The Ubuntu developers have done a good job of staying on top of the matter (they just published a new 1.5 security patch as recently as last month) but it highlights the fact that the Ubuntu developers do not always have the resources to maintain both a stable platform and the necessary security updates. So while an LTS release is supposed to be supported for 3 years, in reality not every component is going to make it that long.

Digging through the bugs list for Dapper and Hardy, I get the impression that these kinds of cracks only occur on less-used software (particularly that which is not part of the default install, such as VLC), so an option for users who need to stick with the base OS for the entire life of a LTS release, but don’t mind upgrading a few applications can go that route and cover all of their bases. Unfortunately this is easier said than done, and we’ll get to why that is when we discuss the package manager.

What this amounts to is that if you’re the kind of person that intends to run a computer and an OS for a very long period of time – say on the scale of XP, which turns 8 this year – Ubuntu likely isn’t a good fit for you.

It’s Secure What’s the Value of Technical Support, Anyhow?
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  • amrs - Saturday, September 26, 2009 - link

    Your ignorance and stupidity is showing here. No engineering software for Linux? Hello? Matlab is available, Simulink is available, Labview the same. Xilinx and Altera have supported Linux for a long time and so do the smaller FPGA houses like Lattice and Actel. Mentor Graphics too. Orcad is the only one you mentioned that isn't available on Linux, but Cadence does support Linux with their Allegro product and so does Mentor Graphics with PADS and Board Station and Expedition.

  • MadIgor - Thursday, September 24, 2009 - link

    I have to disagree. You are NOT talking abut average Joe/Jane. I think that even the article author is kind of biased towards enthusiast user. Ubuntu actualy completes all needs of average Joe/Jane user, you can browse www, you can do email/scheduling, you can play games (easy non enthusiast games), you can DL pictures from your camera and edit them, you can even playback mp3/CD and video, do basic office work, all out of the box. The gnom learning curve for PC beginners is much shorter then with windows. Most of the average Joes/Janes dont install aps or peripherals by themselfs, belive me I had to install it for them many many times on Win systems (the best is "installing" digital camera: plug one wire end in camera, other in PC). Yes I agree that installing Ubuntu so that ALL is runing right may be pain in the ass, but average Joe/Jane naever install their system (not Win, nor MacOS), but when they get the PC with preinstalled Ubuntu you are done. With windows you have to worry that they will "bother" you every few months with non working system. Yes it might be nice source of income for PC technician, but not always welcome as reliability advertising (for customer to come).
    I did some instalation of Ubuntu to my customers mostly as a "safe" web/mail PC, they all where used to windows platform already, after one week of using Ubuntu even the hardest critisizer where comfy to use Ubuntu (some even asked me to install it on their home PCs), The most "problem" was: that no one can read our "excel" files. So I showed them that it has to be saved with .xls extension and voila, no more problems. I was NEVER asked for any CAD system, nor MATHLAB, not even Graphics apps, all what they used in offie was already there! Then there are home users, only complaint was that thay had windows at work, but after few houres all was fine, only kids had problems that they cannot play enthusiast games on it. My wife is running Ubuntu for three years now, with no problem. When my 62 year old mother asked me for a computer I brought her a notebook with Ubuntu, had no time to explain it comming next mornig. My mom never used a computer before (ok shooting ships on my ATARI doesnt count), next mornig I came there, she was already browsing. I asked her how did she do that and she said its easy, tap the aplications then internet and one of the apps was "internet". She even installed the snake game, Isaid how did you do that, she said in aplications section is install new aplication, then she clicked on games and then she piscked what she tought would be the game for her and then install, whas that wrong? she asked, I said NO, its right.
    BTW no one knows that they can use CLI or that there is some terminal window in Ubuntu. They are average Joes/Janes.
    Not everyone is an enthusisat with PC full of stuff that, and be honest, you dont use on dayli base.
    The truth is that Ubuntu will not be a succesfull system for enthusiast or high level profesionals until big software houses (Adobe, hallo!) and game producers will not start to port software for Linux. But that is not fault of Ubuntu or linux and again we are not talking here about majority of users (I mean Joes/Janes).
  • fazer150 - Friday, September 4, 2009 - link

    All folks who think Linux is hard. Have you tried PCLinuxOS? this is easier to install, use than Windows XP, 2003 and Vista period.
    there is no Windows hatred here, but you have to try that before you complain.
    I have access to all Windows OS at work including the latest Win 7 RC but i find PCLinuxOS easy to setup and use. Needs no special admin skills every config is GUI driven.
    Linux has come a long way from where it was 5 years ago!
  • Cynicist - Sunday, September 6, 2009 - link

    There are two things I'd like to comment on that bothered me about this article. Firstly, most regular users do not use LTS, the software is just too old and the latest releases of Ubuntu are quite stable. LTS is mostly guaranteed stability for corporate environments.

    Second, this package manager hatred is based on this flawed idea that no packages exist outside of the official repositories. A simple google search for deb packages leads to GetDeb.net, a website dedicated to providing up to date packages of all kinds of software specifically for Ubuntu. Google search too hard you say? But its even less difficult to find packages because many project sites (such as wine, featured in this article) include multiple packages for various distributions and even PACKAGE TYPES.

    Overall not a bad article. The author definitely knows technology and I'm grateful for that, but he did not seem to do much research on the actual community itself or the Linux Way of doing things. These are minor issues which will resolve themselves with time and I'm looking forward to seeing more linux articles on this site in the future.
  • cliffa3 - Thursday, September 3, 2009 - link

    I was concerned as well with the constant releases...until I upgraded the first time. I had set aside the better part of an evening because I was *sure* there were going to be plenty of headaches. I've done three such version upgrades now and am happy (not to mention shocked) to report that it's literally a one click upgrade. Simply amazing. I'm sure something will get mucked up in the future with one of the version upgrades for me...but for now all has gone amazingly smooth.

    That being the case, I have to disagree with you on the "they release too often" point. I understand it's a pain to sift through all the search results on the forums, but I also have found some older threads (sometime 3 versions back) that the same fixes work for my issue. I agree they need to tag posts with version info...that would make it far easier. Also, there's far more useful information in the (versionally-diluted) forums than I've found for any other piece of software or OS I've used. I almost don't cringe when I have a problem or issue now because I'm quite confident I can find the information without too much digging.

    I'd encourage you to upgrade versions from your current install (don't wipe) and comment on how the process goes. Maybe I've just had an extremely easy (and lucky) go of things with no problems...it'll be interesting to read your experiences. Honestly with how easy my upgrades have been, I look forward to new releases (but still give them a few weeks before upgrading...just to see the comments from other users).
  • Mem - Wednesday, September 2, 2009 - link

    Very good read as usual,personally I like to see Kubuntu reviewed at some point(I hear Kubuntu 9.10 is due in Oct) ,as you know its the KDE version,also Gnome and KDE compared would be interesting.

    I think the main problem for new Linux users is which one to go with,sure they are all free but it can be confusing and time consuming to try them all,some are more noob friendly then others like Ubuntu/Mint.
  • lishi - Wednesday, September 2, 2009 - link

    Since you spend so many time dealing with the windows its worth pointing that compiz is actually much more powerful then what you wrote.

    Install the package ccsm-simple for more option.(like different application selector, different windows animations etc).

    Or install ccsm for the complete configuration tools. Given most of them are eye-candy there some who can improve the desktop experience.
  • sethk - Tuesday, September 1, 2009 - link

    In this sentence:
    "It’s undoubtedly a smart choice, because if Ubuntu wiped out Windows like Windows does Ubuntu, it would be neigh impossible to get anyone to try it out since “try out” and “make it so you can’t boot Windows” are mutually incompatible"

    The more common phrase is 'nigh on impossible' (as in close to impossible) or you could say it's nigh-impossible. Definitely not neigh. Sorry to point out grammar issues, but this is a pet peeve, right along with pique being spelt peak or peek (as in pique my interest).
  • v8envy - Tuesday, September 1, 2009 - link

    I've been a 100% Linux desktop (Ubuntu 9.04) user at home ever since I bought my last i7 920. Gaming, multimedia, web -- everything a typical desktop user does under Windows. The inconvenience of migrating an existing Windows install & re-activation outweighed the convenience using Linux which simply booted and worked on the new hardware.

    Yes, there are times where you must fire up Google and search for solutions, some of which are commands to be pasted into a terminal window. Yes, sometimes you need to upgrade software packages (Wine is horribly out of date for instance).

    On the other hand, with Windows you get apprximately 1,337 updaters which run on startup, virus checkers, malware checkers, browser parasite checkers, firewalls, DRM and misc layers of barnacles which accumulate the longer you use the system. Thankfully the gathering of cruft is not a bane on the typical Linux system yet.

    Try 9.04 and see if it is more to your liking. LTS means nothing when most open source problems are "supported" by simply upgrading to the latest software.
  • trexpesto - Monday, August 31, 2009 - link

    "linux" is "niche" spelled inside out and backwards


    ..in rot13.

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