Thanks Jeremy. I'll try and dig up a few more clues as soon as it
'breaks' again. -Blair

On Feb 25, 3:12 pm, Jeremy Geerdes <[email protected]> wrote:
> I have been monitoring the relatively large number of these reports over the 
> last several weeks, but I am finding it puzzling for a number of reasons. The 
> biggest of these are:
>
> First, I have been unable to reproduce the "QPS limit exceeded" error that 
> has been reported. This includes on the pages linked from this and other 
> threads regarding the matter. But also, it includes a couple of attempts I 
> have made utilizing code on my local computer. For example, today, I took the 
> very same code that webjockey used, eliminated anything not related to the 
> Feeds API, and added additional feeds until I was requesting 100 individual 
> feeds. I then refreshed the page 5 times in rapid succession, resulting in 
> 500 individual requests. All of the requests returned as expected.
>
> And second, I don't believe that the Feeds API will ever return an error that 
> reads "QPS limit exceeded." Adam Feldman has supported this belief. If you 
> trigger the throttling mechanisms on the Feeds API, the error message should 
> read "Suspected terms abuse." or something to that effect.
>
> A couple of tidbits that may be related to the issue, but not necessarily:
>
> At least three of the sites reporting issues are using script(s) by Dynamic 
> Drive. I have not taken time to really dissect their code, but there does not 
> seem to be anything unusual. I am not convinced that this is an issue, but it 
> is a commonality, especially considering at least one other site reporting an 
> issue was not (at least when I checked) using Dynamic Drive scripts.
>
> I investigated geographic dispersion of the sites, thinking it may be 
> something with a particular data center. This may also explain why I am 
> unable to reproduce the issue while others report that it persists. But there 
> does not seem to be anything common there. Reports are from sites on at least 
> 3 continents in at least two languages. Although as a non-Googler, I 
> certainly don't have access to their routing and load balancing systems to 
> determine conclusively, I can only guess that there would be multiple data 
> centers involved here.
>
> Given that most or all of the sites reporting issues are running client-side 
> applications, the issue can't be with the particular server(s) hosting the 
> sites. The Feeds API creates a request directly to Google's servers, so once 
> the original page is served, the originating server is not involved in any 
> requests or responses from Google.
>
> All of this adds up to this: we have ourselves a bit of a mystery. The 
> problem is either isolated or intermittent, and without being able to 
> reproduce and analyze it, it's almost impossible to diagnose, let alone fix. 
> If you have any further insights into this issue, please post whatever you 
> possibly can!
>
> Jeremy R. Geerdes
> Generally Cool Guy
> Des Moines, IA
>
> For more information or a project quote:
> [email protected]
>
> If you're in the Des Moines, IA, area, check out Debra Heights Wesleyan 
> Church!
>
> On Feb 25, 2012, at 2:00 PM, webjockey wrote:
>
>
>
>
>
>
>
> > Been having trouble with the QPS limit being reached for a few weeks
> > now. Feed API worked fine for at least two months prior to this. Have
> > tried to 'throttle down' the number of items going in with no
> > noticeable improvement. Here's a couple test pages from my site that
> > automatically reload every five or ten minutes so you can see what I
> > mean:
>
> >http://www.soonersetc.com/headline-news/
> >http://www.soonersetc.com/headline-news/index2.html
>
> > Interestingly the page that is throttled down the least fails less
> > often. Don't really understand how Google Code, Feed API, etc. work.
> > All I know is what used to work great no longer does...
>
> > On Feb 24, 10:53 am, Carlos Eduardo Benincasa <[email protected]>
> > wrote:
> >> For some reason the Google Feed API is not working today.
>
> >> As you can see in the code playground (http://code.google.com/apis/
> >> ajax/playground/#load_feed), the API is not loading the RSS Feeds at
> >> all.
>
> >> It worked perfectly since this morning. What happened?
>
> >> Regards,
> >> Carlos
>
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