Run Error on Ubuntu 20.04

[akinazuki]

Ubuntu Version: Ubuntu 20.04 LTS x86_64
Kernel Version: Linux VM-0-11-ubuntu 5.4.0-121-generic #137-Ubuntu SMP Wed Jun 15 13:33:07 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux
CPU Info: Intel(R) Xeon(R) Platinum 8255C CPU @ 2.50GHz
Graphic Card Info: NVIDIA Tesla T4
Graphic Card Driver Version: 515.65.01
RealCUGAN Version: 20220728

ubuntu@VM-0-11-ubuntu:~/chokora$ nvidia-smi
Tue Aug 30 01:46:36 2022       
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 515.65.01    Driver Version: 515.65.01    CUDA Version: 11.7     |
|-------------------------------+----------------------+----------------------+
| GPU  Name        Persistence-M| Bus-Id        Disp.A | Volatile Uncorr. ECC |
| Fan  Temp  Perf  Pwr:Usage/Cap|         Memory-Usage | GPU-Util  Compute M. |
|                               |                      |               MIG M. |
|===============================+======================+======================|
|   0  Tesla T4            On   | 00000000:00:08.0 Off |                  Off |
| N/A   31C    P8    14W /  70W |      7MiB / 16384MiB |      0%      Default |
|                               |                      |                  N/A |
+-------------------------------+----------------------+----------------------+
                                                                               
+-----------------------------------------------------------------------------+
| Processes:                                                                  |
|  GPU   GI   CI        PID   Type   Process name                  GPU Memory |
|        ID   ID                                                   Usage      |
|=============================================================================|
|    0   N/A  N/A      1529      G   /usr/lib/xorg/Xorg                  4MiB |
+-----------------------------------------------------------------------------+
ubuntu@VM-0-11-ubuntu:~/chokora$ file /tmp/56b65b554b2631564dea13b00]
/tmp/56b65b554b2631564dea13b00: PNG image data, 1580 x 1020, 8-bit/color RGBA, non-interlaced

ubuntu@VM-0-11-ubuntu:~/chokora$ ./bin/realcugan-ncnn-vulkan -i /tmp/56b65b554b2631564dea13b00 -o /tmp/r.png -s 2

vkEnumeratePhysicalDevices failed -3
double free or corruption (out)
Aborted (core dumped)

[akinazuki]

after sudo apt install mesa-vulkan-drivers

ubuntu@VM-0-11-ubuntu:~/chokora$ ./bin/realcugan-ncnn-vulkan -i /tmp/56b65b554b2631564dea13b00 -o /tmp/r.png
[0 llvmpipe (LLVM 12.0.0, 256 bits)]  queueC=0[1]  queueG=0[1]  queueT=0[1]
[0 llvmpipe (LLVM 12.0.0, 256 bits)]  bugsbn1=0  bugbilz=0  bugcopc=0  bugihfa=0
[0 llvmpipe (LLVM 12.0.0, 256 bits)]  fp16-p/s/a=1/1/0  int8-p/s/a=1/1/0
[0 llvmpipe (LLVM 12.0.0, 256 bits)]  subgroup=8  basic=1  vote=1  ballot=1  shuffle=0
WARNING: lavapipe is not a conformant vulkan implementation, testing use only.
Invalid bitcast
  %379 = bitcast i32 %378 to i16
LLVM ERROR: Broken function
Aborted (core dumped)

[akinazuki]

https://github.com/lutris/docs/blob/master/InstallingDrivers.md#amd--intel

solved the error, but it's run so slow

ubuntu@VM-0-11-ubuntu:~/chokora$ time ./bin/realcugan-ncnn-vulkan -i /tmp/66a0421e6717b3f47724c5000 -o /tmp/r.png
[0 llvmpipe (LLVM 14.0.6, 256 bits)]  queueC=0[1]  queueG=0[1]  queueT=0[1]
[0 llvmpipe (LLVM 14.0.6, 256 bits)]  bugsbn1=0  bugbilz=91  bugcopc=0  bugihfa=0
[0 llvmpipe (LLVM 14.0.6, 256 bits)]  fp16-p/s/a=1/1/1  int8-p/s/a=1/1/1
[0 llvmpipe (LLVM 14.0.6, 256 bits)]  subgroup=8  basic=1  vote=1  ballot=1  shuffle=1
WARNING: lavapipe is not a conformant vulkan implementation, testing use only.

real    2m36.009s
user    19m55.808s
sys     0m2.181s
ubuntu@VM-0-11-ubuntu:~/chokora$ file /tmp/66a0421e6717b3f47724c5000
/tmp/66a0421e6717b3f47724c5000: PNG image data, 1580 x 1020, 8-bit/color RGBA, non-interlaced
ubuntu@VM-0-11-ubuntu:~/chokora$ file /tmp/r.png 
/tmp/r.png: PNG image data, 3160 x 2040, 8-bit/color RGBA, non-interlaced

[styler00dollar]

llvmpipe refers to cpu, that's why it is slow.