A request for release engineering

Arthur Chance freebsd at qeng-ho.org
Fri May 11 14:50:51 UTC 2018

On 11/05/2018 15:40, Manish Jain wrote:
> On 05/11/18 19:45, Robroy Gregg wrote:
>> On Fri, 11 May 2018, Kristof Provost wrote:
>>> On 11 May 2018, at 9:11, Arthur Chance wrote:
>>>> On 10/05/2018 19:15, Manish Jain wrote:
>>>>> Hi,
>>>>> I have no idea whether this is the right list to make this request to.
>>>>> But I could not find any other list that would definitely be better
>>>>> suited.
>>>>> I noticed when trying to build a port under my 10.3 box that
>>>>> support for
>>>>> 10.3 has now expired. I have no problems with that - I will install 12
>>>>> afresh when it becomes available later this year.
>>>>> But since installing afresh demands a whole effort, I request that
>>>>> FreeBSD reduce its new releases to one per year, while the support
>>>>> period is increased to 3 years per release.
>>>>> Does this sound like a good request to others too ?
>>>> The FreeBSD support model was announced over three years ago:
>>> https://lists.freebsd.org/pipermail/freebsd-announce/2015-February/001624.html
>>>> In particular
>>>> - Each new release from the stable/X branch deprecates the previous
>>>>   release on the branch, providing a three-month window within which
>>>>   consumers are urged to upgrade to the latest release.  During this
>>>>   three-month window, Security Advisories and Errata Notices will still
>>>>   be issued for the previous release, as necessary.
>>>> Why not simply update to 10.4?
>>> FreeBSD 10.4 reaches end-of-life on October 31, 2018. At this point
>>> I?d recommend an upgrade to 11.1 right now, to get to a supported
>>> version and then an upgrade to 11.2 within three months of the
>>> release of 11.2.
>> I wonder how many other people are like me--planning to "float" from
>> 10.3-RELEASE to 11.2-RELEASE on some computers, just to face the devil
>> once instead of twice (the devil to which I refer's the one who's "in
>> the details" every time I change anything on a server).
> There is one point on which I request expert advice.
> Since bumping the version up using freebsd-update needs you to install
> all packages afresh, it would appear to my naked eye that it never makes
> sense to upgrade. Instead, one should simply wait till one's release
> version goes beyond EOL - and then install the latest available release
> afresh. This is just what I plan on this box (10.3) - wait till
> November, and then install 12 over the current installation.
> Exactly when does the upgrade via freebsd-update bring any real
> advantage to the user ? I see one disadvantage in upgrading - things
> don't work as smoothly/reliably as with a fresh installation.

You only need to reinstall packages when upgrading a major revision.
Updating a minor revision (say from 10.3 to 10.4) does not require
package reinstallation.

An amusing coincidence: log2(58) = 5.858 (to 0.0003% accuracy).

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