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As the title says. What's the point of the LTS if I have to update anyway at least every 2 years because the packages aren't updated to new versions and hence quickly contain non-supported versions?

beginner_
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1 Answers1

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Any update to your system has the potential to break something.

  • Break compatibility with other software that depends on certain behaviour
  • Break compatibility with configuration the user has customised
  • Introduce new bugs (regressions) into the software itself

As such it is advantageous from a system administration point of view to minimise unnecessary updates - that is, any update that isn't fixing a critical or security related issue. And even then, updates should as far as possible be restricted to only fixing the specific critical issue.

The LTS and non-LTS releases of Ubuntu are both stable releases, in that after installation the packages remain largely unchanged with updates restricted to critical issues only. However the non-LTS releases are only supported for about 9 months, forcing a whole of system upgrade twice a year with a 3 month grace. By contrast the LTS releases only force a whole of system upgrade once every 4 years with a further 1 year grace.

thomasrutter
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