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From Kay Schenk <kay.sch...@gmail.com>
Subject Re: Registration and Update Services - What Will Be The Load?
Date Fri, 17 Aug 2012 19:29:45 GMT


On 08/17/2012 03:55 AM, Oliver-Rainer Wittmann wrote:
> Hi,
>
> On 16.08.2012 14:42, Oliver-Rainer Wittmann wrote:
>> Hi
>>
>> On 15.08.2012 19:05, Daniel Shahaf wrote:
>>> Oliver-Rainer Wittmann wrote on Wed, Aug 15, 2012 at 16:32:21 +0200:
>>>> Is it possible that somebody from the Apache Infrastructure can
>>>> provide a view on which URL the traffic load was soo high that the
>>>> servers got in trouble?
>>>>
>>>
>>> POST requests to /ProductUpdateService/check.Update file
>>>
>>
>> I am currently investigating the server logs and will post my results
>> later.
>>
>
> The trouble causing HTTP POST requests found in the server logs does not
> seem to be related to the update function in former OOo versions.
> I have investigated the update function HTTP requests from various
> former OOo versions in the server logs. All of them provide content for
> the HTTP UserAgent field. All of found HTTP POST request does not have
> such data.
> Looking at some sample HTTP requests from one IP address reveals that
> the HTTP requests from the update function are unrelated to the HTTP
> POST requests.
> I investigated the HTTP traffic of update function from former OOo
> versions (OOo 2.2, OOo 2.3, OOo 2.3.1, OOo 2.4, OOo 3.x). None of these
> showed an HTTP POST request.
> I evaluated some server logs from days before the established redirects
> from INFRA-5112. Here, I could not found any of such HTTP POST requests.
> My conclusion is that there were another function in OOo which causes
> these HTTP POST requests. OOo 3.2, OOo 3.2.1, OOo 3.3 does not seem to
> have such a function, because the redirects for their update functions
> had been established a couple of weeks ago and I did not found any HTTP
> POST requests.

how curious...  thanks for the update and continued good luck with the 
investigation

>
> In order to figure out what is going on here, I will follow up with
> Apache infrastructure. I will report on ooo-dev, when I know more.
>
> Best regards, Oliver.

-- 
------------------------------------------------------------------------
MzK

"Never express yourself more clearly than you are able to think."
                                    -- Niels Bohr

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