Scripts de benchmark para servidores Linux

#!/bin/bash
set -e

# Instalar algunas dependencias
if [ "$(which sysbench)" == "" -o "$(which inxi)" == "" -o "$(which tcpdump)" == "" ]; then
  sudo apt-get update && apt-get install -y sysbench inxi htop iotop tcpdump hddtemp
fi
# Variables
export DATE_TAG=`date +%F` #YYYY-MM-DD
export CPU_CORES="$([ -e /proc/cpuinfo ] && grep -sc ^processor /proc/cpuinfo || sysctl -n hw.ncpu)"
export BENCH_DIR=$HOME/benchmarks/

mkdir -p $BENCH_DIR

function benchCpu() {
  thread_limit=${1:$CPU_CORES}
  prime_limit=${2:-20000}

  if [ $CPU_CORES -lt `expr 1 + $thread_limit` ]; then
    printf "\n\n${yellow}ADVERTENCIA: Saltando pruebas limitadas por \"${thread_limit} prueba con hilos\"\n${cyan}Pocos núcleos de CPU ($CPU_CORES)  ${reset}\n\n"
  else
    printf "\n\n${yellow}ADVERTENCIA: Saltando pruebas limitadas por \"${thread_limit} prueba con hilos\"\n${reset}"

    sudo sysbench --test=cpu \
      --cpu-max-prime=${prime_limit} \
      --num-threads=${CPU_CORES} \
      run | tee -a $BENCH_DIR/results/cpu-test.log
  fi
}

# benchSingleDisk seqrd 120G 8K 300
function benchSingleDisk () {
  sudo sysbench --test=fileio --init-rng=on  --file-test-mode=${1:-seqrd} --file-block-size=${3:-64K} \
    --num-threads=${CPU_CORES} --max-time=${4:-180} --file-total-size=${2:-60G} \
    --max-requests=0 run | tee -a $BENCH_DIR/results/sysbench-fileio.log
}


# benchDisk - prueba lectura aleatoria y escritura, y lectura secuencial, y escritura secuencial, antes de la limpieza final.
function benchDisk() {
  #   Genera archivos de prueba - hasta el 75% de tu espacio libre - en el directorio local, luego ejecuta las 3 pruebas (hasta 20 minutos cada una)
  freeSpace=`df -k . | tail -1 | awk '{print $4}'`
  freeSpace="${freeSpace//G|T/}"
  testSize=$(awk "BEGIN {print ($freeSpace / 1024 / 1024) * 0.75; exit}")
  testSize=${testSize}G
  printf "####>>> \nEscribiendo $testSize datos de prueba en ${PWD}...\n"

  benchSingleDisk seqrd ${testSize} 8K 300
  benchSingleDisk seqwr ${testSize} 8K 300
  benchSingleDisk seqrw ${testSize} 8K 300
  benchSingleDisk rndrd ${testSize} 8K 300
  benchSingleDisk rndwr ${testSize} 8K 300
  benchSingleDisk rndrw ${testSize} 8K 300

  benchSingleDisk seqrd ${testSize} 64K 300
  benchSingleDisk seqwr ${testSize} 64K 300
  benchSingleDisk seqrw ${testSize} 64K 300
  benchSingleDisk rndrd ${testSize} 64K 300
  benchSingleDisk rndwr ${testSize} 64K 300
  benchSingleDisk rndrw ${testSize} 64K 300

  printf "\n\n####>>> \n¡PRUEBAS COMPLETADAS! ¡Gran éxito!!! \n\n\n"
}

#!/bin/bash
set -e

source ./bench-library.sh

# Benchmark HDD Speed (in Current Directory)
###########
benchDisk

# Benchmark CPU - trying different thread counts (and work sizes)
# It'll automatically skip test if we don't have enough cores (to have an impact)
# NB: results comparable between different hardware - up to their same CPU CORE #.
###########
benchCpu 1
benchCpu 4
benchCpu 8  50000
benchCpu 12 100000
benchCpu 16 100000
benchCpu 32 250000
benchCpu 48 500000
benchCpu 64 2000000