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cgambino
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Expert Contributor

Re: Nifi UpdateAttribute questions

by Expert Contributor in Support Questions
‎04-22-2016 06:51 PM
‎04-22-2016 06:51 PM
Shannon, try to extract the entire json into an attribute like you do. Then do "attributesToJson" to push it all inot one flow file perhaps? ... View more

Re: Cannot get Apache Spark to start

by Expert Contributor in Support Questions
‎04-22-2016 06:46 PM
1 Kudo
‎04-22-2016 06:46 PM
1 Kudo
To build on what Bernhard said this is normal yarn behavior if it cant assign new containers. You said you are running virtual box, the sandbox defaults to 8gb of RAM, if you are running on a laptop with the same amount that could be an issue. If this is the case drop the virtualbox to only have 4GB of ram and restart the "node" ... View more

Re: Nifi UpdateAttribute questions

by Expert Contributor in Support Questions
‎04-22-2016 03:47 AM
‎04-22-2016 03:47 AM
Architecturally each mmessage is immutable, changing anything in it means re-writing the flow-file contents. To add text to a message like that is tough. Is the message already in JSON format? ... View more

Re: Nifi UpdateAttribute questions

by Expert Contributor in Support Questions
‎04-21-2016 11:14 PM
‎04-21-2016 11:14 PM
are you looking to replace the flowfile content with the extracted attribute? Perhaps AttributesToJSON If you could mark my answer as correct if that solves the first one it closes out this question! ... View more

Re: Nifi UpdateAttribute questions

by Expert Contributor in Support Questions
‎04-21-2016 10:41 PM
‎04-21-2016 10:41 PM
Hey Shannon, You would call the new attribute with the expression language so you would type /root/${label}/ the {$VARIABLE} syntax can be used anywhere where expression language is allowed. ... View more

Re: Nifi RouteOnAttribute Problem

by Expert Contributor in Support Questions
‎04-21-2016 09:35 PM
‎04-21-2016 09:35 PM
Hey Shannon, You want to use EvaluateJsonPath to make an attribute called "msg" with the value $.msg You then want to use RouteonAttribute with ${msg:equals('xyz')} You are very close to having it down correctly! ... View more

Re: NiFi GetTwitter

by Expert Contributor in Support Questions
‎04-21-2016 08:49 PM
‎04-21-2016 08:49 PM
Can you post a picture of your configuration here? ... View more

Re: Trouble with JsontoSQL processor in Nifi

by Expert Contributor in Support Questions
‎04-19-2016 09:11 PM
‎04-19-2016 09:11 PM
{"hub_insteon_id":"","device_group":"1","device_insteon_id":"368D4E","recieved_at":"2016-04-11T23:36:36.332240Z","status":"on"} was taken after i changed it ... View more

Re: Trouble with JsontoSQL processor in Nifi

by Expert Contributor in Support Questions
‎04-19-2016 08:59 PM
‎04-19-2016 08:59 PM
{"hub_insteon_id":"","device_group":"1","device_insteon_id":"368D4E","recieved_at":"2016-04-11T23:36:36.332240Z","status":"on"} ... View more

Re: Trouble with JsontoSQL processor in Nifi

by Expert Contributor in Support Questions
‎04-19-2016 08:58 PM
‎04-19-2016 08:58 PM
Didn't fix it ... View more
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