Size limits for images in xenial and beyond?

[Martin Wimpress]

Hi,

On 2 May 2016 01:37, "Steve Langasek" <steve.langasek at ubuntu.com> wrote:
>
> Hi folks,
>
> It's been several years now since the last time the Ubuntu desktop fit on
a
> CD and we raised the limit for oversized images.  However, while we had a
> roadmap for a few cycles for how to raise the limit gradually to keep
> healthy pressure in place, we've gone past the end of that and daily
images
> have been reporting as "oversized" for quite a while now.
>
> This generates daily emails to members of the release team and cdimage
team,
> which then basically are seeing no follow-up because we know nobody cares
> about these limits but no one has set new ones.
>
> I've finally gone ahead and bumped the limit on Ubuntu desktop images,
> shortly before xenial release, to 2GB for a minimally-sized USB stick;
this
> gives us a new limit that I think we will care about, while also leaving
us
> headroom so we're not constantly fighting it back down to the line
(current
> images are ~1.4GB).

Ubuntu MATE followed the expanded language support that was added to
Ubuntu. This added a few hundred MB to the iso size, for good reason and
has been well received in the Ubuntu MATE community.

> But Ubuntu Desktop is not the only image that's oversized according to the
> stated limits - there are lots of others (see attached mail).  As all of
> these images have been released with 16.04, it's clear that these limits
> aren't important to the owners of those products either.
>
> Can I ask flavor leads to please reply to this email and answer two
> questions:
>
>   - What should the size limit be for your images, for 16.04 and later?
>   - Do you want to be subscribed to the email notifications of oversized
>     images - and if so, what address?
>
> For maintainability purposes, it would be helpful if we didn't have too
many
> different per-flavor image limits.  I'd recommend using one of the limits
> already present in our checks:
>
>   850MB
>   950MB
>   1GiB (not GB - technically this means it doesn't fit on a 1GB USB stick,
>     but who has 1GB USB sticks anymore?)
>   1224MiB (? should probably be made 1.2GiB...)
>   1.46GB (mini DVD)
>   2GB (== 2GB USB stick)
>   DVD (4590208KiB)

I would opt for 2GB as the limit for Ubuntu MATE, although we aiming to
stay well below that.

> OTOH those are some pretty big jumps in between, so if a flavor wanted to
> scale in, say, 100MB or 200MB increments, that would probably be ok... but
> please, let's not keep mixing MiB and MB everywhere :)
>
> Thanks,
> --
> Steve Langasek                   Give me a lever long enough and a Free OS
> Debian Developer                   to set it on, and I can move the world.
> Ubuntu Developer                                    http://www.debian.org/
> slangasek at ubuntu.com                                     vorlon at debian.org
>
>
> ---------- Forwarded message ----------
> From: Colin Watson <cjwatson at nusakan.canonical.com>
> To: adconrad at ubuntu.com, cjwatson at ubuntu.com, dave.walker at canonical.com,
jamie at canonical.com, laney at ubuntu.com, lukasz.zemczak at canonical.com,
nicholas.skaggs at canonical.com, ogra at ubuntu.com, steve.langasek at ubuntu.com,
stgraber at ubuntu.com
> Cc:
> Date: Mon, 25 Apr 2016 11:05:02 +0000 (UTC)
> Subject: Daily CD health checks
> This is a daily health check report on all CD images.
> If you have any questions, contact Colin Watson <cjwatson at ubuntu.com>.
>
> ubuntu/daily-live: trusty-desktop-amd64+mac.iso oversized by 19496960
bytes (1093238784)
> ubuntu/daily-live: trusty-desktop-amd64.iso oversized by 3997696 bytes
(1077739520)
> ubuntu/daily-live: trusty-desktop-i386.iso oversized by 6127616 bytes
(1079869440)
>
>
> ubuntu-server/daily: yakkety-server-powerpc.iso oversized by 10481664
bytes (747147264)
>
>
> kubuntu/daily-live: yakkety-desktop-amd64.iso oversized by 217645056
bytes (1501102080)
> kubuntu/daily-live: yakkety-desktop-i386.iso oversized by 238796800 bytes
(1522253824)
>
>
> mythbuntu/daily-live: trusty-desktop-amd64.iso oversized by 414179328
bytes (1150844928)
> mythbuntu/daily-live: trusty-desktop-i386.iso oversized by 347463680
bytes (1084129280)
> mythbuntu/daily-live: yakkety-desktop-amd64.iso oversized by 686612480
bytes (1423278080)
> mythbuntu/daily-live: yakkety-desktop-i386.iso oversized by 609017856
bytes (1345683456)
>
>
> lubuntu/daily-live: trusty-desktop-amd64+mac.iso oversized by 53960704
bytes (790626304)
> lubuntu/daily-live: trusty-desktop-amd64.iso oversized by 56057856 bytes
(792723456)
> lubuntu/daily-live: trusty-desktop-i386.iso oversized by 45572096 bytes
(782237696)
> lubuntu/daily-live: trusty-desktop-powerpc.iso oversized by 113637376
bytes (850302976)
> lubuntu/daily-live: yakkety-desktop-amd64.iso oversized by 145186816
bytes (881852416)
> lubuntu/daily-live: yakkety-desktop-i386.iso oversized by 147283968 bytes
(883949568)
> lubuntu/daily-live: yakkety-desktop-powerpc.iso oversized by 238964736
bytes (975630336)
>
> lubuntu/daily: trusty-alternate-amd64+mac.iso oversized by 25649152 bytes
(762314752)
> lubuntu/daily: yakkety-alternate-amd64.iso oversized by 20406272 bytes
(757071872)
> lubuntu/daily: yakkety-alternate-i386.iso oversized by 18309120 bytes
(754974720)
> lubuntu/daily: yakkety-alternate-powerpc.iso oversized by 56328192 bytes
(792993792)
>
>
> ubuntu-gnome/daily-live: yakkety-desktop-amd64.iso oversized by 173490176
bytes (1247232000)
> ubuntu-gnome/daily-live: yakkety-desktop-i386.iso oversized by 206749696
bytes (1280491520)
>
>
> ubuntu-mate/daily-live: yakkety-desktop-amd64.iso oversized by 562397184
bytes (1636139008)
> ubuntu-mate/daily-live: yakkety-desktop-i386.iso oversized by 572604416
bytes (1646346240)
> ubuntu-mate/daily-live: yakkety-desktop-powerpc.iso oversized by
678367232 bytes (1752109056)
>
>
> ubuntukylin/daily-live: trusty-desktop-amd64.iso oversized by 521625600
bytes (1258291200)
> ubuntukylin/daily-live: trusty-desktop-i386.iso oversized by 504848384
bytes (1241513984)
> ubuntukylin/daily-live: yakkety-desktop-amd64.iso oversized by 803823616
bytes (1540489216)
> ubuntukylin/daily-live: yakkety-desktop-i386.iso oversized by 831152128
bytes (1567817728)
>
> --
> Ubuntu-release mailing list
> Ubuntu-release at lists.ubuntu.com
> Modify settings or unsubscribe at:
https://lists.ubuntu.com/mailman/listinfo/ubuntu-release
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.ubuntu.com/archives/ubuntu-release/attachments/20160502/b2660a9d/attachment.html>