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From imacat <>
Subject Re: Sourceforge and AOO 3.4 distribution
Date Tue, 20 Mar 2012 19:14:41 GMT
    Please correct me if I'm wrong.  But I thought that the Apache
mirrors have more bandwidth than the SourceForge mirrors.  Could someone
explain why do we put the default download to places with less bandwidth?

Apache mirrors:

SourceForge mirrors:

On 2012/03/21 03:07, Dave Fisher said:
> On Mar 20, 2012, at 11:33 AM, Joe Schaefer wrote:
>>> ________________________________
>>> From: Mark Ramm <>
>>> To:; Joe Schaefer <>

>>> Cc: Ross Gardler <> 
>>> Sent: Tuesday, March 20, 2012 2:25 PM
>>> Subject: Re: Sourceforge and AOO 3.4 distribution
>>> On Mon, Mar 19, 2012 at 4:04 PM, Joe Schaefer <>
>>>> FWIW the ballpark figures we have today Roberto
>>>> are roughly 12GB worth of release artifacts and
>>>> about100TB / day worth of download traffic.
>>> Thanks for the information.
>>> I'm working with Roberto to make sure all the right technical
>>> resources are aligned behind him, and that we have the resources to
>>> provide a great experience to your users. So, I'm here to help out,
>>> and validate everything to make sure we are prepared to handle AOO's
>>> peak load.
>>> Based on the file size data in the previous e-mail, and this bandwidth
>>> information, I believe we are talking about something around 700k
>>> download per day.
>>> Is that peak load, or is that sustained load? If it's sustained, do
>>> you have any ideas about what peak load would look like?  If not, do
>>> you have any ideas about what sustained load would look like?
>> Up until the Update service broke last week, ooo was sustaining 300K
>> downloads a day. We used a ballpark download figure of 300 MB per user,
>> which may explain the discrepancy if you used something considerably less.
>> We simply don't have any data at this point about peak load to make
>> any educated guesses.
> When this subject came up last year Marcus described peak as 300,000 downloads / day.
> Stats were collected until last February's switch to Kenai. See
> Depending on how we handle the announcement of AOO 3.4 - press, update service, and ooo-announce
we might be able to spread a single spike into more smaller peaks.
> HTH,
> Dave
>>> And finally: would you have any objection to us using a mix of fixed
>>> mirrors, elastic file delivery services (like s3), and commercial CDN
>>> service to handle spikes in download gracefully and assure that global
>>> users get good download performance when local mirrors are overloaded
>>> or not available?
>> No, we may even be willing to budget some amount for this purpose.
>> Cost estimates would be appreciated as our budget numbers for FY2012
>> need to be finalized next week.
>>> I'm looking forward to working with all of you to make sure that users
>>> have a reliable and fast download source for the upcoming Apache Open
>>> Office release.   Let me know if there's any questions I can answer
>>> for you, or anything else I can do to help.
>>> --Mark Ramm
>>> ====
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Best regards,
imacat ^_*' <>

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