Jeff Zhang created TEZ-1273:
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Summary: Refactor DAGAppMaster to state machine based
Key: TEZ-1273
URL: https://issues.apache.org/jira/browse/TEZ-1273
Project: Apache Tez
Issue Type: Improvement
Affects Versions: 0.4.0
Reporter: Jeff Zhang
Assignee: Jeff Zhang
Almost all our entities (Vertex, Task etc) are state machine based and written
using a formal state machine. But DAGAppMaster is not written on a formal state
machine even though it has a state machine based behavior. This jira is for
refactoring it into state machine based
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