I am getting a lot of Application error 2's and 5's from python side,
starting to think urlfetch is not working properly

On Aug 29, 10:40 pm, Christopher <[email protected]> wrote:
> Not sure why a space was put into the first part, but I just triple-
> checked that there is no space in the url used. It is just formatting
> bug in the post.
>
> On Aug 29, 3:37 pm, Christopher <[email protected]> wrote:
>
>
>
>
>
>
>
> > I just noticed the url is truncated from Google Groups. Here it is
> > split up by path separator:
>
> >http://mimcloudusers.s3.amazonaws.com
> > /
> > 646562306635393366343334613431636664343034313236383064656536643335343030653 
> > 86263643434323530316561666138613431313034613036663835
> > /dicom
> > /1e3edb948e2b8db02d761a6be3dc7d1ef47f4625
> > /49daf3496ec51fdc31951fe3148a73ce4f9748b6
> > /eff0b43df7ab67d66a9e41df237824df3b0c4caf
>
> > On Aug 29, 3:29 pm, Christopher <[email protected]> wrote:
>
> > > Nischal,
>
> > > Here is an example from the logs (it is a fairly long URL):
>
> > > Caused by: java.util.concurrent.ExecutionException:
> > > java.net.SocketTimeoutException: Timeout while 
> > > fetching:http://mimcloudusers.s3.amazonaws.com/6465623066353933663433346134316...
>
> > > On Aug 29, 3:26 pm, Christopher <[email protected]> wrote:
>
> > > > Deepak,
>
> > > > Google might be planning to lengthen the time limit, but that is not
> > > > what my original post is asking about. I'm specifically asking about
> > > > what might be causing requests to timeout when they seemingly would
> > > > not be taking the allowed 10 seconds, or if there are issues Google is
> > > > currently aware of about this. I would also like to know the behavior
> > > > when setting the request deadline higher than 10 (in case this might
> > > > be the cause).
>
> > > > On Aug 29, 11:52 am, Deepak Singh <[email protected]> wrote:
>
> > > > > Can anyone suggest some workaround to resolve this / increase the 
> > > > > time limit
> > > > > for all requests arising from JAX-WS client code.
>
> > > > > Thanks
> > > > > Deepak
>
> > > > > On Mon, Aug 29, 2011 at 1:38 AM, Deepak Singh 
> > > > > <[email protected]>wrote:
>
> > > > > > I too stuck with the same java.net.SocketTimeoutException: Timeout 
> > > > > > while
> > > > > > fetching: exception.
>
> > > > > > I am using JAX-WS client to connect to third party service at
> > > > > >http://webservices.ticketvala.com/axis2/services/WSTicketvala?wsdl
>
> > > > > > But i always get the exception even in less than 10 seconds.
>
> > > > > > I need one solution to increase this timeout because in my 
> > > > > > application,
> > > > > > some 3rd party servers may take too long time to respond. Otherwise 
> > > > > > if i am
> > > > > > not able to increase this time, it will become a showstopper for me.
>
> > > > > > I tried with TaskQueue but no luck.
>
> > > > > > Thanks in advance
>
> > > > > > On Fri, Aug 26, 2011 at 12:25 AM, Christopher 
> > > > > > <[email protected]>wrote:
>
> > > > > >> Part of our application on appengine communicates with Amazon S3,
> > > > > >> mostly for checking the status of files, etc. (so mostly HEAD and 
> > > > > >> GET
> > > > > >> requests, always small payload sizes). Lately (past few weeks) 
> > > > > >> we've
> > > > > >> been getting a lot more SocketTimeout exceptions when we do fetches
> > > > > >> (async). We had the deadline set on the requests for 10 seconds,
> > > > > >> recently tried upping that to 30 until we noticed the documentation
> > > > > >> states 10 is the highest.
>
> > > > > >> What happens if you supply a number > 10 for the deadline? Does it 
> > > > > >> set
> > > > > >> to default (5), the actual max (10) or something else?
>
> > > > > >> Also, I find it difficult to believe that these basic requests 
> > > > > >> could
> > > > > >> be taking as long as they are -- both Google and Amazon have 
> > > > > >> blazing
> > > > > >> fast connections so why are HEAD/GET requests with extremely small
> > > > > >> (_maybe_ 1kb max) payloads causing timeouts? Some of the requests 
> > > > > >> we
> > > > > >> send are delete or copy commands, which I could understand Amazon
> > > > > >> taking some time to execute before responding, but we're getting
> > > > > >> timeouts when asking Amazon to check existence of a file.
>
> > > > > >> Does anybody have any insights as to what we might be doing
> > > > > >> incorrectly to cause this to happen?
>
> > > > > >> Also, here's a sample from our logs, which the timing doesn't seem 
> > > > > >> to
> > > > > >> indicate that this isn't even waiting a second before throwing an
> > > > > >> exception.
>
> > > > > >> - [25/Aug/2011:10:53:50 -0700] "POST /mim/postUpload HTTP/1.1" 500
> > > > > >> 0.....
> > > > > >>  2011-08-25 13:53:50.338 /mim/postUpload
> > > > > >> java.util.concurrent.ExecutionException:
> > > > > >> java.net.SocketTimeoutException: Timeout while fetching:
>
> > > > > >> --
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