[Tarantool-patches] [PATCH v1 luajit 06/41] perf: adjust chameneos in LuaJIT-benches

[Sergey Bronnikov]

Hi, Sergey!

thanks for the patch! LGTM

Sergey

On 10/24/25 13:50, Sergey Kaplun wrote:
> This patch adjusts the aforementioned test to use the benchmark
> framework introduced before. The default arguments are adjusted
> according to the <PARAM_x86.txt> file. The arguments to the script still
> can be provided in the command line run.
> ---
>   perf/LuaJIT-benches/chameneos.lua | 32 ++++++++++++++++++++++---------
>   1 file changed, 23 insertions(+), 9 deletions(-)
>
> diff --git a/perf/LuaJIT-benches/chameneos.lua b/perf/LuaJIT-benches/chameneos.lua
> index 78b64c3f..c1002041 100644
> --- a/perf/LuaJIT-benches/chameneos.lua
> +++ b/perf/LuaJIT-benches/chameneos.lua
> @@ -1,8 +1,10 @@
> +local bench = require("bench").new(arg)
>   
>   local co = coroutine
>   local create, resume, yield = co.create, co.resume, co.yield
>   
> -local N = tonumber(arg and arg[1]) or 10
> +local N = tonumber(arg and arg[1]) or 1e7
Why 1e7?
> +local N_ATTEMPTS = N
>   local first, second
>   
>   -- Meet another creature.
> @@ -57,12 +59,24 @@ local function schedule(threads)
>     until false
>   end
>   
> --- A bunch of colorful creatures.
> -local threads = {
> -  creature("blue"),
> -  creature("red"),
> -  creature("yellow"),
> -  creature("blue"),
> -}
> +bench:add({
> +  name = "chameneos",
> +  items = N_ATTEMPTS,
> +  checker = function(meetings) return meetings == N_ATTEMPTS * 2 end,
> +  payload = function()
> +    -- A bunch of colorful creatures.
> +    local threads = {
> +      creature("blue"),
> +      creature("red"),
> +      creature("yellow"),
> +      creature("blue"),
> +    }
>   
> -io.write(schedule(threads), "\n")
> +    local meetings = schedule(threads)
> +    -- XXX: Restore meetings for the next iteration.
> +    N = N_ATTEMPTS
> +    return meetings
> +  end,
> +})
> +
> +bench:run_and_report()
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