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From Till Rohrmann <trohrm...@apache.org>
Subject Re: Objects deserialization on Jobmanager
Date Wed, 22 Apr 2015 14:48:31 GMT
The corresponding code snippet could also help.



On Wed, Apr 22, 2015 at 4:45 PM, Robert Metzger <rmetzger@apache.org> wrote:

> Hi,
> which version of Flink are you using?
> Can you send us the complete stack trace of the error to help us
> understand the exact location where the issue occurs?
> On Wed, Apr 22, 2015 at 4:33 PM, Ventura Del Monte <
> venturadelmonte@gmail.com> wrote:
>> Hello, I am working on a flink-based deep learning library for my
>> master's thesis. I am experiencing this issue at the moment: I have a java
>> class with a transient field, so I had to write both a kryo custom
>> serializer and a java one. The (de)serialization needs to access another
>> object of my system, so if I run my software locally it works fine because
>> the needed object is instantiated meanwhile it crashes when I run it in a
>> remote environment because when the jobmanager receives the data, the
>> object needed for the deserialization is not present in the system. Thus,
>> my question is whether it is possible to let the jobmanager execute some
>> user code or would it be better to edit the architecture of my system in
>> order to avoid this kind of problem?
>> Regards,
>> Ventura

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