[HDFS-4498] Investigate possible performance benefits by using protobuf option optimize_for = SPEED

• Type: Improvement
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 2.0.3-alpha, 0.23.6, 3.0.0-alpha1
• Assignee: Unassigned
• Reporter: Ravi Prakash
• Created: 13/Feb/13 18:57
• Updated: 12/May/16 18:12

Description

The default is to optimize for code size : https://groups.google.com/forum/?fromgroups=#!topic/protobuf/OtL7Bb4NiRI

Has anyone ever investigated how much effort protobuf de/serialization takes and whether it would make a difference if we used this option? In benchmarks, the options seems to make a huge difference:
http://www.eishay.com/2008/11/protobuf-with-option-optimize-for-speed.html
http://code.google.com/p/thrift-protobuf-compare/wiki/Benchmarking

I don't plan to take this up, so if anybody else does, please feel free