benchmark

#!/bin/bash

queryGPU() {
  _gpu_id="[gpu:0]"
  _utilization=$(nvidia-settings -t -q "$_gpu_id"/GPUUtilization | tr ',' '\n')
  _core_temp=$(nvidia-settings -t -q "$_gpu_id"/GPUCoreTemp)

  _used_memory=$(nvidia-settings -t -q "$_gpu_id"/UsedDedicatedGPUMemory)
  _total_memory=$(nvidia-settings -t -q "$_gpu_id"/UsedDedicatedGPUMemory)

  _gpu_usage=$(echo "$_utilization" | grep graphics | sed 's/[^0-9]//g')
  _mem_usage=$(echo "$_utilization" | grep memory | sed 's/[^0-9]//g')
  _pci_usage=$(echo "$_utilization" | grep PCIe | sed 's/[^0-9]//g')
  echo ""
  echo -e "\tRunning at : $_gpu_usage%"
  echo -e "\tCurrent temperature : $_core_temp°C"
  echo -e "\tMemory usage : $_used_memory MB/$_total_memory MB"
  echo -e "\tMemory bandwidth usage : $_mem_usage%"
  echo -e "\tPCIe bandwidth usage : $_pci_usage%"
  echo ""
}


# Create tempfile for process id
pids=~/pids

# Create renders
for i in {1..50} 
  do 
    glxspheres64 &> /dev/null &
    echo $! >> "$pids"
    queryGPU
    sleep 1
  done

# Wait x sekonds
queryGPU
sleep 10
queryGPU
echo "10 seconds left"
sleep 10
queryGPU
echo "Benchmark finished"

# Terminate render process
for i in {1..10}
  do
    kill $(sed -n "$i"'{p;q}' pids)
    sleep 1
  done
queryGPU

# Cleanup 
rm "$pids"