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https://issues.apache.org/jira/browse/GEARPUMP-288?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15894264#comment-15894264
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Manu Zhang commented on GEARPUMP-288:
-------------------------------------

We do {{getAcyclicCopy}} in case graph has cycles, which is slow. We can skip 
that if we there is no cycle.

> It takes a long time to submit a big DAG on EmbeddedCluster
> -----------------------------------------------------------
>
>                 Key: GEARPUMP-288
>                 URL: https://issues.apache.org/jira/browse/GEARPUMP-288
>             Project: Apache Gearpump
>          Issue Type: Bug
>          Components: core
>    Affects Versions: 0.8.2
>            Reporter: Manu Zhang
>            Assignee: Manu Zhang
>
> According to my experiment, it takes about *5 mins* to submit a DAG with *40 
> stages* on an EmbeddedCluster. 



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