top - 20:02:41 up 2 days, 11:58, 0 users, load average: 91.94, 86.80, 80.17
Tasks: 493 total, 3 running, 490 sleeping, 0 stopped, 0 zombie
%Cpu(s): 3.8 us, 47.7 sy, 0.0 ni, 0.8 id, 46.2 wa, 0.0 hi, 1.5 si, 0.0 st
MiB Mem : 128561.5 total, 789.1 free, 26788.8 used, 100983.6 buff/cache
MiB Swap: 0.0 total, 0.0 free, 0.0 used. 99438.7 avail Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
23186 imagema+ 20 0 2695560 65296 29028 S 605.9 0.0 104:44.36 smbd
It's not a bad reading, though keep in mind that the dashboard includes IO wait, that doesn't really load the CPU, still load average is very high, as is the CPU usage by smb, what are you using to read from the disks?