Davies Liu created SPARK-12388: ---------------------------------- Summary: Change default compressor to LZ4 Key: SPARK-12388 URL: https://issues.apache.org/jira/browse/SPARK-12388 Project: Spark Issue Type: Improvement Components: SQL Reporter: Davies Liu
According the benchmark [1], LZ4-java could be 80% (or 30%) faster than Snappy. After changing the compressor to LZ4, I saw 25% improvement on end-to-end time for a TPCDS query (Q4). [1] https://github.com/ning/jvm-compressor-benchmark/wiki -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org