\starttext

\def\test#1{#1 }

\startluacode
    statistics.starttiming()
    for i=1,1000 do
        context.startnointerference()
        for i=1,1000 do
            context.test(i)
        end
        context.stopnointerference()
    end
    context.test(statistics.stoptiming())
\stopluacode

\stoptext
