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https://issues.apache.org/jira/browse/HUDI-637?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Vinoth Chandar updated HUDI-637:
--------------------------------
Fix Version/s: (was: 0.5.2)
0.6.0
> Investigate slower hudi queries in S3 vs HDFS
> ---------------------------------------------
>
> Key: HUDI-637
> URL: https://issues.apache.org/jira/browse/HUDI-637
> Project: Apache Hudi (incubating)
> Issue Type: Task
> Components: Performance
> Reporter: Balaji Varadarajan
> Priority: Major
> Fix For: 0.6.0
>
>
> Hudi queries in S3 takes abnormally longer time compared to hdfs.
> S3 listing itself is not taking that long of time.
> PERFORMANCE BUG:
> the metadata list performance is likely causing performance issues with hudi.
>
> {{scala> stopwatch(\{ sql("SELECT * FROM
> ap_invoices_all_compacted_s3").count})}}
> {{Elapsed time: 1m 55.078473113s
> res2: Long = xxxxxxxxxxxx}}
> {{}}
> {{scala> stopwatch(\{ sql("SELECT * FROM ap_invoices_all_compacted").count})
> – this is the exact same table in hdfs}}
> {{Elapsed time: 6.581217052s
> res3: Long = xxxxxxxxxxx}}
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