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Posted to commits@airflow.apache.org by "Hamid Mahmood (Jira)" <ji...@apache.org> on 2020/01/13 14:39:00 UTC

[jira] [Created] (AIRFLOW-6551) KubernetesExecutor does not create dynamic pods for tasks inside subdag

Hamid Mahmood created AIRFLOW-6551:
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             Summary: KubernetesExecutor does not create dynamic pods for tasks inside subdag
                 Key: AIRFLOW-6551
                 URL: https://issues.apache.org/jira/browse/AIRFLOW-6551
             Project: Apache Airflow
          Issue Type: Bug
          Components: executor-kubernetes
    Affects Versions: 1.10.7
            Reporter: Hamid Mahmood
            Assignee: Daniel Imberman


Hi Everyone,

KubernetesExecutor does not create dynamic pods for tasks inside subdag.

I am running airflow 1.10.7 on eks 1.14. I have multiple subdags operators inside a main_dag. Following is the hierarchy
 * main_dag:
 ** subdagA
 *** taskA1
 *** taskA2
 *** taskA3
 ** subdagB
 *** subdagB_1
 **** taskB1
 **** taskB2
 ** task_main1
 ** task_main2
 ** task_main3

I have set the following parameter

 
{code:java}
AIRFLOW__CORE__EXECUTOR = KubernetesExecutor
{code}
When I run the workflow main_dag, only a single pod is created with name subdagA-

309c4c564b9841529236a31dfaf135c5 and all the tasks (tasksA1,taskA2,taskA3) run inside that single pod.

In theory they should be 3 separate pods for each task inside subdagA. 

Same is the case for subdagB, only a single pod is created to run subdagB, subdagB_1 and its tasks runs inside that pod. 

But the tasks (task_main1, task_main2, task_main3) that are not inside further subdag runs in dynamic pods.

 



*Following is the log*



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