Re: [Tails-dev] reducing the amount of data on our mirrors

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Autor: Jacob Appelbaum
Datum:  
To: The Tails public development discussion list
Betreff: Re: [Tails-dev] reducing the amount of data on our mirrors
On 12/18/14, sajolida <sajolida@???> wrote:
> Hey,
>
> The administrator of one of our mirrors ran out of disk space. That made
> me realize that as of now, the size of those mirrors is ever growing as
> we are keeping all past IUK:
>
> https://archive.torproject.org/amnesia.boum.org/tails/stable/iuk/
>
> I might have been insisting in the past on keeping more than one IUK
> available, but what about trying to limit them to the most relevant
> ones? I would remove:
>
> - The ones that dates from before a release that forced a manual
> upgrade. This was the case of least for Tails 1.1 (Wheezy), Tails 1.2.2
> or 1.2.3, Tails 4.0 (Jessie).
> - The ones from RC before the latest major version. I find it reasonable
> to assume that people playing with RC would update it at least in the 12
> weeks following that release.
>
> So out of 9 current IUK on our mirrors:
>
> [   ] Tails_i386_0.23_to_1.0.iuk      27-Apr-2014 22:25  150M
> [   ] Tails_i386_1.0_to_1.0.1.iuk     08-Jun-2014 20:47  194M
> [   ] Tails_i386_1.0~rc1_to_1.0.iuk   27-Apr-2014 22:26  136M
> [   ] Tails_i386_1.1.1_to_1.1.2.iuk   24-Sep-2014 22:27  186M
> [   ] Tails_i386_1.1.2_to_1.2.iuk     15-Oct-2014 23:36  191M
> [   ] Tails_i386_1.1_to_1.1.1.iuk     01-Sep-2014 01:22  255M
> [   ] Tails_i386_1.1~rc1_to_1.1.iuk   22-Jul-2014 18:11  235M
> [   ] Tails_i386_1.2_to_1.2.1.iuk     03-Dec-2014 14:04  232M
> [   ] Tails_i386_1.2~rc1_to_1.2.iuk   15-Oct-2014 23:36  164M

>
> We would be left with only 5:
>
> [   ] Tails_i386_1.1.1_to_1.1.2.iuk   24-Sep-2014 22:27  186M
> [   ] Tails_i386_1.1.2_to_1.2.iuk     15-Oct-2014 23:36  191M
> [   ] Tails_i386_1.1_to_1.1.1.iuk     01-Sep-2014 01:22  255M
> [   ] Tails_i386_1.2_to_1.2.1.iuk     03-Dec-2014 14:04  232M
> [   ] Tails_i386_1.2~rc1_to_1.2.iuk   15-Oct-2014 23:36  164M

>
> Other more simple algorithms could be to:
>
>   - Keep them for at most six months.
>   - Always keep at most 1GB of IUK (without counting RCs) because
>     starting from 1GB of IUK it's lighter to do a manual upgrade.

>
> What do you think?


I'd like to advocate removal from mirrors, if it is useful, but to
retain the files and signatures on at least one server online.

All the best,
Jacob