And just like that, they stopped. Attached screen shot from dashboard of 
errors per second.


On Friday, May 31, 2013 5:54:57 PM UTC-5, Jay wrote:
>
> I have an app that started getting all kinds of write errors at about 
> 12:00 Pacific. Other apps are fine. 
> This particular app (and others) are on Python2.7 It went from about 0 
> errors per sec to 3 errors per sec. It is serving around 45 requests per 
> sec right now.
>
> I am seeing exceptions like:
>
> CancelledError(The API call datastore_v3.Put() was explicitly cancelled.)
>
>
> I am also seeing DeadlineExceededError s. What I am thinking is that I am 
> getting a *bunch* of timeouts on writes all of a sudden. The entities in 
> question are all in the same entity group, but the writes and reads are not 
> in a transaction. I don't see sort of deadlock potential - it really seems 
> like a datastore issue. 
>
> Is anyone else having issues?
>
> -- Jay
>

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