Benchmark suite: tune and cache params

[maleadt]

No description provided.

[codecov]

Codecov Report

Merging #223 into master will increase coverage by 0.03%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##           master     #223      +/-   ##
==========================================
+ Coverage   82.48%   82.51%   +0.03%     
==========================================
  Files         144      145       +1     
  Lines        9407     9422      +15     
==========================================
+ Hits         7759     7775      +16     
+ Misses       1648     1647       -1     

Impacted Files	Coverage Δ
perf/kernel.jl	0.00% <0.00%> (ø)
perf/runbenchmarks.jl	0.00% <0.00%> (ø)
test/runtests.jl	60.68% <0.00%> (+11.03%)	⬆️

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