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Campaign failure, timeout whilst waiting for data flow



A campaign failed with an error saying that the configured timeout whilst waiting for a single row had been reached.
Looking at the logs there are multiple assing-ddf failures on the node.

​User sees that the data flow completed and processed all the data they were expecting.

This error has only appeared on this campaign.

Error Messages

Reached configured timeout whilst processing a single row.

2016-11-29 18:33:32,244 [p: [AAMKT:Technical]] [ STANDARD] [ ] [ ] ( dataflow.manager.LocalRun) ERROR - Problem running assignment[ASSIGN-DDF PR-210!DIST50], moving to next
com.pega.dsm.dnode.api.DNodeException: Error trying to generate dataflow <Data Flow Name>.DF8a6a129fff5c6d81e7716df30660688b58804420
at com.pega.dsm.dnode.api.dataflow.DataFlows.instance(
at com.pega.dsm.dnode.impl.dataflow.manager.LocalRun.execute(
at com.pega.dsm.dnode.impl.dataflow.manager.LocalRun.lockAndRun(
at java.util.concurrent.ThreadPoolExecutor.runWorker(
at java.util.concurrent.ThreadPoolExecutor$
at com.pega.dsm.dnode.impl.prpc.PrpcThreadFactory$
Caused by: com.pega.dsm.dnode.api.DNodeException: Can't open dataflow AA-FW-Data-Customer-SEGJeganNewsletterMini.DF8a6a129fff5c6d81e7716df30660688b58804420 - doesn't exist
at com.pega.dsm.dnode.api.dataflow.DataFlows.dataFlowNotFoundException(
at com.pega.dsm.dnode.api.dataflow.DataFlows.loadDataFlow(
at com.pega.dsm.dnode.api.dataflow.DataFlows.instance(
... 6 more

Repeated 98 times on the 173v node starting at 18:33:32

Steps to Reproduce

Run a campaign.

Root Cause

The seed generation used by the Pega Security takes a lot of time on a Linux environment.


On Linux systems following jvm argument is required to use urandom instead of random (random is very slow compare to urandom):

Published August 23, 2017 - Updated December 2, 2021

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