about this arch distro - dump from friend:
...same GPUs

✘ user@desctop# uname -r
5.1.16-arch1-1-ARCH
user@desctop# nvidia-smi
Wed Aug 7 21:04:18 2019
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 430.26 Driver Version: 430.26 CUDA Version: 10.2 |
|-------------------------------+----------------------+----------------------+
| GPU Name Persistence-M| Bus-Id Disp.A | Volatile Uncorr. ECC |
| Fan Temp Perf Pwr:Usage/Cap| Memory-Usage | GPU-Util Compute M. |
|===============================+======================+======================|
| 0 GeForce GTX 1070 Off | 00000000:0B:00.0 On | N/A |
| 0% 52C P0 34W / 166W | 2569MiB / 8116MiB | 12% Default |
+-------------------------------+----------------------+----------------------+
and same debug command from my ubuntu system (that under progpow has segfault)
miner@simpleminer:~$ uname -r
4.17.19-smos17
miner@simpleminer:~$ nvidia-smi
Thu Aug 8 07:59:27 2019
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 430.40 Driver Version: 430.40 CUDA Version: 10.1 |
|-------------------------------+----------------------+----------------------+
| GPU Name Persistence-M| Bus-Id Disp.A | Volatile Uncorr. ECC |
| Fan Temp Perf Pwr:Usage/Cap| Memory-Usage | GPU-Util Compute M. |
|===============================+======================+======================|
| 0 GeForce GTX 1070 On | 00000000:01:00.0 Off | N/A |
| 33% 65C P2 99W / 100W | 3405MiB / 8119MiB | 100% Default |
+-------------------------------+----------------------+----------------------+
| 1 GeForce GTX 1070 On | 00000000:03:00.0 Off | N/A |
| 41% 65C P2 99W / 100W | 3405MiB / 8119MiB | 100% Default |
+-------------------------------+----------------------+----------------------+
| 2 GeForce GTX 1070 On | 00000000:06:00.0 Off | N/A |
| 36% 65C P2 100W / 100W | 3405MiB / 8119MiB | 100% Default |
+-------------------------------+----------------------+----------------------+
| 3 GeForce GTX 1070 On | 00000000:07:00.0 Off | N/A |
| 40% 64C P2 100W / 100W | 3405MiB / 8119MiB | 100% Default |
+-------------------------------+----------------------+----------------------+
| 4 GeForce GTX 1070 On | 00000000:08:00.0 Off | N/A |
| 36% 64C P2 100W / 100W | 3405MiB / 8119MiB | 100% Default |
+-------------------------------+----------------------+----------------------+
| 5 GeForce GTX 1070 On | 00000000:09:00.0 Off | N/A |
| 35% 65C P2 99W / 100W | 3405MiB / 8119MiB | 100% Default |
+-------------------------------+----------------------+----------------------+