on ubuntu i get this syslog 50GB
-rw-r----- 1 syslog adm 51086061568 sep 21 20:17 kern.log
drwx--x--x 2 root root 4096 sep 21 14:27 lightdm
-rw-r----- 1 syslog adm 51086168064 sep 21 20:17 syslog
-rw-rw-r-- 1 root utmp 2304 sep 21 14:43 wtmp
-rw-r--r-- 1 root root 369812 sep 21 14:45 Xorg.0.log
user@user-To-be-filled-by-O-E-M:/var/log$ tail -f kern.log
Sep 21 15:35:12 user-To-be-filled-by-O-E-M kernel: [ 4060.730901] amdgpu 0000:04:00.0: VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x0E044001
Sep 21 15:35:12 user-To-be-filled-by-O-E-M kernel: [ 4060.730902] VM fault (0x01, vmid 7) at page 135284862, read from 'TC5' (0x54433500) (68)
Sep 21 15:35:12 user-To-be-filled-by-O-E-M kernel: [ 4060.730915] amdgpu 0000:04:00.0: GPU fault detected: 147 0x03d0c401
"-etha 2" will help you. Within 24 hours I will release an update, this option will be set automatically on Linux+gpupro.
-etha 2 reduce hash rate 0,2Mh on each RX480 card - 1Mh in 5 card rig.