Thanks Till, I’ve raised a JIRA for this: https://issues.apache.org/jira/browse/FLINK-10988. Let me know if theres anything else I can add to the JIRA to help
Regards, Scott SCOTT SUE CHIEF TECHNOLOGY OFFICER Support Line : +44(0) 2031 371 603 Mobile : +852 9611 3969 9/F, 33 Lockhart Road, Wan Chai, Hong Kong www.celer-tech.com <http://www.celer-tech.com/> > On 23 Nov 2018, at 00:23, Till Rohrmann <trohrm...@apache.org> wrote: > > I can see the benefit for other users as well. One could include it as part > of some development/debugging tools, for example. It would not strictly need > to go into Flink but it would have the benefit of better/increased visibility > I guess. In that sense, opening a JIRA issue and posting on dev might be a > good idea to check how much interest is there. > > Cheers, > Till > > On Thu, Nov 22, 2018 at 5:17 PM Scott Sue <scott....@celer-tech.com > <mailto:scott....@celer-tech.com>> wrote: > Hi Till, > > Yeah I think that would work especially knowing this isn’ something that is > out of the box at the moment. Do you think its worth raising this as a > feature request at all? I think that’s one thing with my experience with > Flink is that its quite hard to debug what is going on when there is an > unexpected exception. > > > Regards, > Scott > > SCOTT SUE > CHIEF TECHNOLOGY OFFICER > > Support Line : +44(0) 2031 371 603 > Mobile : +852 9611 3969 > > 9/F, 33 Lockhart Road, Wan Chai, Hong Kong > www.celer-tech.com <http://www.celer-tech.com/> > > > > > > >> On 23 Nov 2018, at 00:12, Till Rohrmann <trohrm...@apache.org >> <mailto:trohrm...@apache.org>> wrote: >> >> Hi Scott, >> >> I think you could write some Wrappers for the different user function types >> which could contain the logging logic. That way you would still need to wrap >> you actual business logic but don't have to duplicate the logic over and >> over again. >> >> If you also want to log the state, then you would need to wrap the >> RuntimeContext to interfere all state registering calls so that you can keep >> track of them. >> >> Would that work for you? >> >> Cheers, >> Till >> >> On Thu, Nov 22, 2018 at 8:44 AM Scott Sue <scott....@celer-tech.com >> <mailto:scott....@celer-tech.com>> wrote: >> Yeah I think that would work for incorrect data consumed, but not for if >> deserialization passes correctly, but one of my custom functions post >> deserialization generates an error? >> >> >> Regards, >> Scott >> >> SCOTT SUE >> CHIEF TECHNOLOGY OFFICER >> >> Support Line : +44(0) 2031 371 603 >> Mobile : +852 9611 3969 >> >> 9/F, 33 Lockhart Road, Wan Chai, Hong Kong >> www.celer-tech.com <http://www.celer-tech.com/> >> >> >> >> >> >> >>> On 22 Nov 2018, at 15:15, miki haiat <miko5...@gmail.com >>> <mailto:miko5...@gmail.com>> wrote: >>> >>> If so , then you can implement your own deserializer[1] with costume logic >>> and error handling >>> >>> >>> >>> 1.https://ci.apache.org/projects/flink/flink-docs-stable/api/java/org/apache/flink/streaming/util/serialization/KeyedDeserializationSchemaWrapper.html >>> >>> <https://ci.apache.org/projects/flink/flink-docs-stable/api/java/org/apache/flink/streaming/util/serialization/KeyedDeserializationSchemaWrapper.html> >>> >>> >>> On Thu, Nov 22, 2018 at 8:57 AM Scott Sue <scott....@celer-tech.com >>> <mailto:scott....@celer-tech.com>> wrote: >>> Json is sent into Kafka >>> >>> >>> Regards, >>> Scott >>> >>> SCOTT SUE >>> CHIEF TECHNOLOGY OFFICER >>> >>> Support Line : +44(0) 2031 371 603 >>> Mobile : +852 9611 3969 >>> >>> 9/F, 33 Lockhart Road, Wan Chai, Hong Kong >>> www.celer-tech.com <http://www.celer-tech.com/> >>> >>> >>> >>> >>> >>> >>>> On 22 Nov 2018, at 14:55, miki haiat <miko5...@gmail.com >>>> <mailto:miko5...@gmail.com>> wrote: >>>> >>>> Which data format is sent to kafka ? >>>> Json Avro Other ? >>>> >>>> >>>> >>>> On Thu, Nov 22, 2018 at 7:36 AM Scott Sue <scott....@celer-tech.com >>>> <mailto:scott....@celer-tech.com>> wrote: >>>> Unexpected data meaning business level data that I didn’t expect to >>>> receive. So business level data that doesn’t quite conform >>>> >>>> On Thu, 22 Nov 2018 at 13:30, miki haiat <miko5...@gmail.com >>>> <mailto:miko5...@gmail.com>> wrote: >>>> Unexpected data you mean parsing error ? >>>> Which format is sent to Kafka ? >>>> >>>> >>>> >>>> On Thu, 22 Nov 2018, 6:59 Scott Sue <scott....@celer-tech.com >>>> <mailto:scott....@celer-tech.com> wrote: >>>> Hi all, >>>> >>>> When I'm running my jobs I am consuming data from Kafka to process in my >>>> job. Unfortunately my job receives unexpected data from time to time which >>>> I'm trying to find the root cause of the issue. >>>> >>>> Ideally, I want to be able to have a way to know when the job has failed >>>> due >>>> to an exception, to then log to file the last message that it was consuming >>>> at the time to help track down the offending message consumed. How is this >>>> possible within Flink? >>>> >>>> Thinking about this more, it may not be a consumed message that killed the >>>> job, but maybe a transformation within the job itself and it died in a >>>> downstream Operator. In this case, is there a way to log to file the >>>> message that an Operator was processing at the time that caused the >>>> exception? >>>> >>>> >>>> Thanks in advance! >>>> >>>> >>>> >>>> -- >>>> Sent from: >>>> http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/ >>>> <http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/> >>>> -- >>>> >>>> >>>> Regards, >>>> Scott >>>> >>>> SCOTT SUE >>>> CHIEF TECHNOLOGY OFFICER >>>> >>>> Support Line : +44(0) 2031 371 603 <tel:+44%2020%203137%201603> >>>> Mobile : +852 9611 3969 <tel:9611%203969> >>>> >>>> 9/F, 33 Lockhart Road, Wanchai, Hong Kong >>>> www.celer-tech.com <http://www.celer-tech.com/> >>>> This message, including any attachments, may include private, privileged >>>> and confidential information and is intended only for the personal and >>>> confidential use of the intended recipient(s). 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