Andrew:

Its been a while since I have looked at timings, but if I recall correctly the SRB time can be a killer depending on what you are doing. Also not to get into the middle of anything. DFSORT is *OPTIMIZED* for IO and it is FAST. So a simple assembler program can be slower that DFSORT just because of the IO.

Ed

On Feb 4, 2016, at 8:49 PM, Andrew Rowley wrote:

On 5/02/2016 13:37, Mike Schwab wrote:
C?  Can you give Lua a shot?
https://en.wikipedia.org/wiki/Lua_(programming_language)
http://www.lua.org/versions.html
http://luaforge.net/projects/mvs38/
http://lua4z.com/doc/manual/using.md.html
I don't have the time to learn Lua at the moment, but if someone else wants to try it I am happy to create the Java equivalent for a comparison.

The C and Assembler tests were just to gauge I/O cost, so they did nothing but read every record.

The Java test did create a basic report to ensure that the file read didn't get optimized out or something silly like that.

Andrew Rowley
Black Hill Software
+61 413 302 386

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