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- Subject: Re: Lua performance
- From: Dibyendu Majumdar <mobile@...>
- Date: Sat, 16 Dec 2017 13:16:35 +0000
On 16 December 2017 at 13:00, Frank Kastenholz <fkastenholz@verizon.net> wrote:
> As a comparison, what is the time for the benchmark to run if it's coded in C?
>
> Work I did 2-3 years ago showed between a 5x to 10x improvement when going from Lua to c. If that holds, a C implementation would take between 2.5 and 5 seconds, comparing very favorably with luajit and ravi
>
>> luajit (v2.1 github, -j off): 9.4 seconds
>>
I was comparing the interpreter performance - of course things get
faster when JIT is enabled. Example:
luajit matmul1.lua
time taken 0.882477
Regards
Dibyendu