Ramana Inukonda Nagaraj created DRILL-2550:
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Summary: Drillbit disconnect from ZK results in drillbit being
lost until restart
Key: DRILL-2550
URL: https://issues.apache.org/jira/browse/DRILL-2550
Project: Apache Drill
Issue Type: Bug
Components: Execution - Flow
Reporter: Ramana Inukonda Nagaraj
Assignee: Chris Westin
Priority: Minor
Not quite sure if this is an issue or even if its important- maybe someone can
think of a situation where this might be a bigger issue.
Steps taken to recreate:
1. Startup drillbits on multiple nodes. (They all come up and form a 8 node
cluster)
2. Start executing a long running query.
3. Use TCPKILL to kill all connections between one node and zookeeper port
5181.
Drill seems to behave very gracefully here - I see a nice error message saying
Query failed: ForemanException: One more more nodes lost connectivity during
query. Identified node was atsqa6c61.qa.lab
However, once I start allowing connections back the node is not brought back as
part of the cluster until a drillbit restart.
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