Livy Appendix: Quick Reference

Appendix A: Quick Reference

Installation Commands

# Install mpacks
ambari-server install-mpack --mpack=<path-to-mpack> --verbose
ambari-server restart

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Port Reference

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Common API Endpoints

# Version info
curl http://<host>:<port>/version

# List sessions
curl http://<host>:<port>/sessions

# Create session
curl -X POST http://<host>:<port>/sessions -H "Content-Type: application/json" -d '{...}'
# Get session
curl http://<host>:<port>/sessions/{session-id}
# Delete session
curl -X DELETE http://<host>:<port>/sessions/{session-id}
# List batches
curl http://<host>:<port>/batches

# Submit batch
curl -X POST http://<host>:<port>/batches -H "Content-Type: application/json" -d '{...}'

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Configuration Locations

# Livy 3.5.5
/etc/livy3/conf/livy.conf
/etc/livy3/conf/livy-env.sh

# Livy 3.3.3
/etc/livy3_3_3_3/conf/livy.conf
/etc/livy3_3_3_3/conf/livy-env.sh

# Livy 3.5.1
/etc/livy3_3_5_1/conf/livy.conf
/etc/livy3_3_5_1/conf/livy-env.sh

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Log Locations

# Livy 3.5.5
/var/log/livy3/livy-livy-server.out

# Livy 3.3.3
/var/log/livy333/livy-livy-server.out

# Livy 3.5.1
/var/log/livy351/livy-livy-server.out

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Appendix B: API Version Compatibility Matrix