Table display of three temperatures for all installed AMD GPUs every second

amdgpu_temp

#!/bin/bash
d=$(find /sys/class/drm/card?/device/unique_id | wc --l)
printf "%9s" "$(hostname)"

for((c=0;c<d;++c))
do
  printf "|%s" "$(cat /sys/class/drm/card$c/device/unique_id)"
done
echo "|"

while true
do
  echo -n "$(date +%T)" "| "
  for((c=0;c<d;++c))
  do
    for((t=1;t<4;++t))
    do
      l=$(cat /sys/class/drm/card$c/device/hwmon/hwmon?/temp${t}_input)
      printf " %3d " $((l/1000))
    done
    echo -n "| "
  done
  echo
  sleep 1
done

Display of short gpuowl test for "-d 1", on PC with 2 Instinct MI50 GPUs:

hermann@7950x:~$ ./amdgpu_temp 
    7950x|13c24061732c730c|c49e19417337ece3|
22:01:44 |   32   37   32 |   33   38   34 | 
22:01:47 |   31   32   30 |   31   34   33 | 
22:01:48 |   31   32   30 |   31   32   33 | 
22:01:49 |   30   31   31 |   37   63   42 | 
22:01:50 |   30   31   30 |   39   66   45 | 
22:01:51 |   30   31   31 |   40   66   46 | 
22:01:52 |   30   31   29 |   42   67   47 | 
22:01:53 |   30   31   29 |   42   68   48 | 
22:01:54 |   30   31   30 |   42   67   49 | 
22:01:55 |   30   31   29 |   44   69   51 | 
22:01:56 |   29   31   29 |   45   71   52 | 
22:01:57 |   29   31   29 |   46   71   51 | 
22:01:58 |   29   30   29 |   46   72   53 | 
22:01:59 |   29   30   30 |   46   65   52 | 
22:02:00 |   29   30   30 |   47   74   54 | 
22:02:01 |   29   30   29 |   48   74   54 | 
22:02:02 |   29   30   29 |   49   75   55 | 
22:02:03 |   29   30   30 |   49   75   55 | 
22:02:04 |   29   30   28 |   49   64   53 | 
22:02:05 |   29   30   29 |   44   46   46 | 
22:02:06 |   29   30   28 |   42   44   44 | 
22:02:07 |   28   30   29 |   41   42   43 | 
22:02:08 |   28   30   28 |   41   42   42 | 
22:02:09 |   29   30   28 |   40   41   42 | 
^C
hermann@7950x:~