nimbus-eth1/fluffy/tools/benchmark.nim

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# Fluffy
# Copyright (c) 2023-2024 Status Research & Development GmbH
# Licensed and distributed under either of
# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
# at your option. This file may not be copied, modified, or distributed except according to those terms.
from std/stats import RunningStat, mean, push, standardDeviationS
from std/strformat import `&`
from std/times import cpuTime
export RunningStat
template withTimer*(stats: var RunningStat, body: untyped) =
let start = cpuTime()
block:
body
let stop = cpuTime()
stats.push stop - start
proc printTimers*[Timers: enum](timers: array[Timers, RunningStat]) =
func fmtTime(t: float): string =
&"{t * 1000 :>12.3f}, "
echo "All timings are in ms and are cpu time."
echo &"{\"Average\" :>12}, {\"StdDev\" :>12}, {\"Min\" :>12}, " &
&"{\"Max\" :>12}, {\"Samples\" :>12}, {\"Test\" :>12} "
for t in Timers:
echo fmtTime(timers[t].mean),
fmtTime(timers[t].standardDeviationS),
fmtTime(timers[t].min),
fmtTime(timers[t].max),
&"{timers[t].n :>12}, ",
$t