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Test Conducted on:

1) HDP2.3.4

2) Data Size : 1.4 GB

2) Cluster is ideal and not running any other jobs.

Conclusion:

Observed that Zlib is doing more compression than SNAPPY but SNAPPY jobs are completing quicker than ZLib.

Results are here:

Execution Time in Sec:

6293-snappy-zlib-per.png

Disk Usage Comparison:

6295-diskusage.png

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Comments
Cloudera Employee

Thanks for sharing. What query is this ? Is this performance of reads or writes ?

@thejas

I tested with insert script, basically writes.

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Last update:
‎08-17-2019 10:57 AM
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