Hey Wes,
  If it is dying on the initial app setup, you could try to open a
production issue, they'll need your appid to investigate.



Robert







On Mon, Aug 15, 2011 at 23:16, Wes <[email protected]> wrote:
>>   You've not really given us much information to help us offer
>> specific suggestions (are the timeouts on read or write, do you do
>> multiple reads/writes, are you querying, are you writing in batches,
>> is this in a transaction, are these tasks or user requests, etc...)
>
> I've not given the specifics because I don't know what to give you.
> The stack traces are all random. No apparent patterns!
> It seems to be failing in django startup** but outside of posting all
> of the stack traces, it didn't seem helpful.
>
> It's not evening making it to any models or my code, it's failing
> before that.
>
> Here's a couple of the most recent stack traces: http://pastebin.com/cnwEmB6z
>
>
> ** I'm using django-nonrel, but again this has been working fine for
> over a year and works fine on another app ID.
>
>
>
>
>
>
> On Aug 14, 12:24 am, Robert Kluin <[email protected]> wrote:
>> Hey Wes,
>>   Under the M/S datastore you will see occasional latency spikes; some
>> will be large enough to cripple your app for a period of time.  I
>> would suggest migrating to the HR datastore if possible.
>>
>>   You can also use Appstats to profile your application. If you've not
>> been using it, you'll likely be able to find some optimizations you
>> can make to improve your apps performance.
>>    http://code.google.com/appengine/docs/python/tools/appstats.html
>>
>>   You've not really given us much information to help us offer
>> specific suggestions (are the timeouts on read or write, do you do
>> multiple reads/writes, are you querying, are you writing in batches,
>> is this in a transaction, are these tasks or user requests, etc...).
>> If you're not batching your writes, try it.  If you are batching, try
>> smaller batches.  If they're writes perhaps you can defer the writes
>> to a task to minimize the impact on your users.
>>
>> Robert
>>
>>
>>
>>
>>
>>
>>
>> On Sun, Aug 14, 2011 at 00:39, Wes <[email protected]> wrote:
>> > It started last Monday (8/8): I uploaded a new version of the site
>> > (v18) and started testing before making it the default. I was
>> > receivingDeadlineExceededErrorand other weirdness like not being
>> > able to upload new versions. Figured it may coincide with some google
>> > downtime, so I waiting another night.
>>
>> > The live site (v17) was still functional at that time. No issues
>> > accessing the same models as the newest version. As of today, the live
>> > site is now giving some DeadlineExceededErrors whereas it *had* been
>> > working for over 30 days without issue.
>>
>> > So, I started thinking maybe it was the data. Perhaps my app had
>> > inefficient code and at I was only now seeing the errors when I
>> > reached some threshold of data records. After doing some testing and
>> > thinking, I decided to deploy the latest version (v18) of my site to
>> > another App Engine Application ID I use for testing. I also uploaded
>> > the production data set.
>>
>> > *** Everything works fine on the alternate Application ID instance
>> > ***
>>
>> > Same code. Same data. Different results.
>>
>> > At this point I'm stumped. I have no idea how to debug that.
>> > Everything seems to be identical except for it being deployed to the
>> > alternate App ID.
>>
>> > My next step is to redirect my DNS to the alt App temporarily, but I
>> > would like to get some feedback from Google or others.
>>
>> > What gives ???
>>
>> > Details:
>>
>> > - SDK 1.5.0
>> > - M/S configuration on both Apps
>>
>> > Wes
>>
>> > --
>> > You received this message because you are subscribed to the Google Groups 
>> > "Google App Engine" group.
>> > To post to this group, send email to [email protected].
>> > To unsubscribe from this group, send email to 
>> > [email protected].
>> > For more options, visit this group 
>> > athttp://groups.google.com/group/google-appengine?hl=en.
>
> --
> You received this message because you are subscribed to the Google Groups 
> "Google App Engine" group.
> To post to this group, send email to [email protected].
> To unsubscribe from this group, send email to 
> [email protected].
> For more options, visit this group at 
> http://groups.google.com/group/google-appengine?hl=en.
>
>

-- 
You received this message because you are subscribed to the Google Groups 
"Google App Engine" group.
To post to this group, send email to [email protected].
To unsubscribe from this group, send email to 
[email protected].
For more options, visit this group at 
http://groups.google.com/group/google-appengine?hl=en.

Reply via email to