Re: [platform-releng-dev] Lots of unnecessary downloads during platform

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Re: [platform-releng-dev] Lots of unnecessary downloads during platform build?

From: Lars Vogel <lars.vogel@xxxxxxxxxxx>
Date: Fri, 14 Aug 2015 10:57:42 +0200
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I think that is a question for David who to my knowledge "owns" this
update site.

Best regards, Lars

On Fri, Aug 14, 2015 at 10:48 AM, Sievers, Jan <jan.sievers@xxxxxxx> wrote:
> if you are using
>
> http://download.eclipse.org/eclipse/updates/4.6-N-builds/
>
>
> for build IMHO it does not make sense to have any more than exactly one
> build in there.
> If you build against a combination of the last N nightly builds,
> dependency resolution is completely undefined.
>
>
> Regards
> Jan
>
> On 14/08/15 09:08, "platform-releng-dev-bounces@xxxxxxxxxxx on behalf of
> Lars Vogel" <platform-releng-dev-bounces@xxxxxxxxxxx on behalf of
> lars.vogel@xxxxxxxxxxx> wrote:
>
>>FYI - David indicated in Bug 474885 that he reduced the number of
>>repos referred by the Eclipse composite repository. I can confirm that
>>I see much less [INFO] Fetching p2.index from
>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/ entries now.
>>
>>Best regards, Lars
>>
>>On Thu, Aug 13, 2015 at 4:26 PM, Sievers, Jan <jan.sievers@xxxxxxx> wrote:
>>> I suspect you are referencing a composite repo that has lots of child
>>> repos.
>>> lots of p2 repos slow down the p2 resolution as p2 always loads all
>>>repos
>>> into memory.
>>> might be the reason for
>>> https://bugs.eclipse.org/bugs/show_bug.cgi?id=474881
>>>
>>>
>>> Jan
>>>
>>> On 13/08/15 15:31, "platform-releng-dev-bounces@xxxxxxxxxxx on behalf of
>>> Lars Vogel" <platform-releng-dev-bounces@xxxxxxxxxxx on behalf of
>>> lars.vogel@xxxxxxxxxxx> wrote:
>>>
>>>>I would guess that we specify too many update sites in our master pom
>>>>but
>>>>I did not validate that.
>>>>Am 13.08.2015 3:04 nachm. schrieb "David M Williams"
>>>><david_williams@xxxxxxxxxx>:
>>>>
>>>>That's a Tycho question ... and, as far as I know, it always "gets
>>>>everything".
>>>>
>>>>
>>>>
>>>>
>>>>From:        Lars Vogel <lars.vogel@xxxxxxxxxxx>
>>>>To:        "Eclipse platform release engineering list."
>>>><platform-releng-dev@xxxxxxxxxxx>,
>>>>
>>>>Date:        08/13/2015 05:18 AM
>>>>Subject:        [platform-releng-dev] Lots of unnecessary downloads
>>>>during platform        build?
>>>>Sent by:        platform-releng-dev-bounces@xxxxxxxxxxx
>>>>________________________________________
>>>>
>>>>
>>>>
>>>>Hi,
>>>>
>>>>if I run a build for an individual bundle I see that the p2.index is
>>>>fetch for lots of N-builds.
>>>>
>>>>Should this not only be the latest N-build?
>>>>
>>>>Best regards, Lars
>>>>
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150425-1500/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150702-0115/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150703-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150704-1500/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150705-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150706-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150707-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150708-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150709-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150710-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150711-1500/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150712-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150713-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150714-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150715-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150716-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150717-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150718-1500/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150719-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150720-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150721-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150722-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150723-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150724-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150725-1500/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150726-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150727-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150728-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150729-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150730-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150731-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150801-1500/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150807-2015/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150808-1500/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150809-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150810-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150811-2000/
>>>>(0B at 0B/s)
>>>>[INFO] Fetching p2.index from
>>>>http://download.eclipse.org/eclipse/updates/4.6-N-builds/N20150812-2000/
>>>>(0B at 0B/s)
>>>>
>>>>
>>>>--
>>>>Eclipse Platform UI and e4 project co-lead
>>>>CEO vogella GmbH
>>>>
>>>>Haindaalwisch 17a, 22395 Hamburg
>>>>Amtsgericht Hamburg: HRB 127058
>>>>Geschäftsführer: Lars Vogel, Jennifer Nerlich de Vogel
>>>>USt-IdNr.: DE284122352
>>>>Fax (032) 221739404 <tel:%28032%29%20221739404>, Email:
>>>>lars.vogel@xxxxxxxxxxx, Web:
>>>>http://www.vogella.com <http://www.vogella.com/>
>>>>_______________________________________________
>>>>platform-releng-dev mailing list
>>>>platform-releng-dev@xxxxxxxxxxx
>>>>To change your delivery options, retrieve your password, or unsubscribe
>>>>from this list, visit
>>>>https://dev.eclipse.org/mailman/listinfo/platform-releng-dev
>>>>
>>>>
>>>>_______________________________________________
>>>>platform-releng-dev mailing list
>>>>platform-releng-dev@xxxxxxxxxxx
>>>>To change your delivery options, retrieve your password, or unsubscribe
>>>>from this list, visit
>>>>https://dev.eclipse.org/mailman/listinfo/platform-releng-dev
>>>>
>>>>
>>>>
>>>
>>> _______________________________________________
>>> platform-releng-dev mailing list
>>> platform-releng-dev@xxxxxxxxxxx
>>> To change your delivery options, retrieve your password, or unsubscribe
>>>from this list, visit
>>> https://dev.eclipse.org/mailman/listinfo/platform-releng-dev
>>
>>
>>
>>--
>>Eclipse Platform UI and e4 project co-lead
>>CEO vogella GmbH
>>
>>Haindaalwisch 17a, 22395 Hamburg
>>Amtsgericht Hamburg: HRB 127058
>>Geschäftsführer: Lars Vogel, Jennifer Nerlich de Vogel
>>USt-IdNr.: DE284122352
>>Fax (032) 221739404, Email: lars.vogel@xxxxxxxxxxx, Web:
>>http://www.vogella.com
>>_______________________________________________
>>platform-releng-dev mailing list
>>platform-releng-dev@xxxxxxxxxxx
>>To change your delivery options, retrieve your password, or unsubscribe
>>from this list, visit
>>https://dev.eclipse.org/mailman/listinfo/platform-releng-dev
>
> _______________________________________________
> platform-releng-dev mailing list
> platform-releng-dev@xxxxxxxxxxx
> To change your delivery options, retrieve your password, or unsubscribe from this list, visit
> https://dev.eclipse.org/mailman/listinfo/platform-releng-dev



-- 
Eclipse Platform UI and e4 project co-lead
CEO vogella GmbH

Haindaalwisch 17a, 22395 Hamburg
Amtsgericht Hamburg: HRB 127058
Geschäftsführer: Lars Vogel, Jennifer Nerlich de Vogel
USt-IdNr.: DE284122352
Fax (032) 221739404, Email: lars.vogel@xxxxxxxxxxx, Web: http://www.vogella.com

References:
- [platform-releng-dev] Lots of unnecessary downloads during platform build?
  - From: Lars Vogel
- Re: [platform-releng-dev] Lots of unnecessary downloads during platform build?
  - From: David M Williams
- Re: [platform-releng-dev] Lots of unnecessary downloads during platform build?
  - From: Lars Vogel
- Re: [platform-releng-dev] Lots of unnecessary downloads during platform build?
  - From: Sievers, Jan
- Re: [platform-releng-dev] Lots of unnecessary downloads during platform build?
  - From: Lars Vogel
- Re: [platform-releng-dev] Lots of unnecessary downloads during platform build?
  - From: Sievers, Jan

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