dttlgotv

can example maven project work?

4

I import a maven project using heron example. And compile and package well. Then I submit a topology, the error can be seen: macdeMBP-2:target zz$ heron submit local heron-java-streamlet-api-example-latest-jar-with-dependencies.jar \...

terrible resource is needed when submitting to aurora

2

I write a simple example to test resource requirement to submit to aurora. It is very terrible that too more resource is needed. Please check below: my example: builder.newSource(() ->...

can not submit to yarn in some centos machine! Heron bug? Please check my comments

2

issue detail： 1. Same heron version(I compiled using last month codes), same hadoop version: 3.2.1, almost same hadoop config, same heron topology 2. submit to yarn always well on mac...

Same config, I run well on mac. But it can not be run on cenos. Please help me to check the warnings hint on below: 2020-03-25 10:36:38,705 WARN util.NativeCodeLoader: Unable...

how to reduce cpu resource requirement?

1

After I write a very simple example , a error is hint when I submit it like below: org.apache.heron.scheduler.SubmitterMain: Exception when submitting topology org.apache.heron.spi.packing.PackingException: Invalid packing plan generated. No enough...

1.cpu requirement: 1 2. mem requirement :1g 3. run well on local mode I run an simple example well on macos to yarn? But when I submit it to yarn...

Using yarn scheduler, transformsTopology and WindowedWordCountTopology can not be run well.

1

I run SmartWatchTopology example well on yarn well, two yarn containers are created and topology can work well. But when I run TransformsTopology on yarn, only one yarn container is...

can not submit standalone topology

7

After I start standalone cluster well, I just submit a example topology, but error is below: heron submit standalone heron-streamlet-examples.jar org.apache.heron.examples.streamlet.WindowedWordCountTopology WindowedWordCountTopology [2020-03-12 14:24:15 +0800] [INFO]: Using cluster definition in...

I modify the tracker.yaml to integrating yarn. The file is below: statemgrs: # # To use 'localzk', launch a zookeeper server locally # and create the following path: # *....

I can start standalone cluster well, but when I stop it, the error is below: heron-admin standalone cluster stop Are you sure you want to stop the cluster? This will...