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More for the purposes of curiousity than anything else, I'd like to have a go at mining. Which means I'm absolutely new to this.
I have an updated Arch Linux with an AMD Vega64 card installed, I'm using the free AMDGPU driver.
# sudo pacman -Qs amdgpu
local/amdgpu-core-meta 19.20_812932-1 (Radeon_Software_for_Linux)
Config file /etc/ld.so.conf.d/20-amdgpu.conf
local/lib32-libdrm-amdgpu 19.20_812932-1 (Radeon_Software_for_Linux)
Userspace interface to amdgpu-specific kernel DRM services -- runtime (32-bit)
local/libdrm-amdgpu 19.20_812932-1 (Radeon_Software_for_Linux)
Userspace interface to amdgpu-specific kernel DRM services -- runtime
local/xf86-video-amdgpu 19.0.1-1 (xorg-drivers)
X.org amdgpu video driverAs I understand, ethminer needs OpenCL to work, so in accordance with the Wiki I installed the packages opencl-mesa, ocl-icd, and clinfo. clinfo now shows 1 platform (called clover) but ethminer crashes because it cannot use OpenCL 1.1 which is what opencl-mesa installed, apparently.
Staying in the wiki, it seems that for Vega cards, one needs to use the "rocm" OpenCL drivers. So, from AUR, I downloaded and installed the following packages:
roct-thunk-interface (dependency for rocr-runtime)
rocr-runtime (depencency for rocm-opencl-runtime)
rocm-opencl-runtime
Now, clinfo will show 2 platforms:
$ clinfo
Number of platforms 2
Platform Name AMD Accelerated Parallel Processing
Platform Vendor Advanced Micro Devices, Inc.
Platform Version OpenCL 2.0 AMD-APP.internal (2874.0)
Platform Profile FULL_PROFILE
Platform Extensions cl_khr_icd cl_amd_object_metadata cl_amd_event_callback
Platform Max metadata object keys (AMD) 8
Platform Extensions function suffix AMD
Platform Name Clover
Platform Vendor Mesa
Platform Version OpenCL 1.1 Mesa 19.1.0
Platform Profile FULL_PROFILE
Platform Extensions cl_khr_icd
Platform Extensions function suffix MESA
Platform Name AMD Accelerated Parallel Processing
Number of devices 1
Device Name gfx900
Device Vendor Advanced Micro Devices, Inc.
Device Vendor ID 0x1002
Device Version OpenCL 2.0
Driver Version 2874.0 (HSA1.1,LC)
Device OpenCL C Version OpenCL C 2.0
Device Type GPU
Device Board Name (AMD) Vega 10 XL/XT [Radeon RX Vega 56/64]
Device Topology (AMD) PCI-E, 07:00.0
Device Profile FULL_PROFILE
Device Available Yes
Compiler Available Yes
Linker Available Yes
Max compute units 64
SIMD per compute unit (AMD) 4
SIMD width (AMD) 16
SIMD instruction width (AMD) 1
Max clock frequency 1630MHz
Graphics IP (AMD) 9.0
Device Partition (core)
Max number of sub-devices 64
Supported partition types None
Supported affinity domains (n/a)
Max work item dimensions 3
Max work item sizes 1024x1024x1024
Max work group size 256
Preferred work group size (AMD) 256
Max work group size (AMD) 1024
Preferred work group size multiple 64
Wavefront width (AMD) 64
Preferred / native vector sizes
char 4 / 4
short 2 / 2
int 1 / 1
long 1 / 1
half 1 / 1 (cl_khr_fp16)
float 1 / 1
double 1 / 1 (cl_khr_fp64)
Half-precision Floating-point support (cl_khr_fp16)
Denormals No
Infinity and NANs No
Round to nearest No
Round to zero No
Round to infinity No
IEEE754-2008 fused multiply-add No
Support is emulated in software No
Single-precision Floating-point support (core)
Denormals Yes
Infinity and NANs Yes
Round to nearest Yes
Round to zero Yes
Round to infinity Yes
IEEE754-2008 fused multiply-add Yes
Support is emulated in software No
Correctly-rounded divide and sqrt operations Yes
Double-precision Floating-point support (cl_khr_fp64)
Denormals Yes
Infinity and NANs Yes
Round to nearest Yes
Round to zero Yes
Round to infinity Yes
IEEE754-2008 fused multiply-add Yes
Support is emulated in software No
Address bits 64, Little-Endian
Global memory size 8573157376 (7.984GiB)
Global free memory (AMD) 8370176 (7.982GiB)
Global memory channels (AMD) 64
Global memory banks per channel (AMD) 4
Global memory bank width (AMD) 256 bytes
Error Correction support No
Max memory allocation 7287183769 (6.787GiB)
Unified memory for Host and Device No
Shared Virtual Memory (SVM) capabilities (core)
Coarse-grained buffer sharing Yes
Fine-grained buffer sharing Yes
Fine-grained system sharing No
Atomics No
Minimum alignment for any data type 128 bytes
Alignment of base address 1024 bits (128 bytes)
Preferred alignment for atomics
SVM 0 bytes
Global 0 bytes
Local 0 bytes
Max size for global variable 7287183769 (6.787GiB)
Preferred total size of global vars 8573157376 (7.984GiB)
Global Memory cache type Read/Write
Global Memory cache size 16384 (16KiB)
Global Memory cache line size 64 bytes
Image support No
Base address alignment for 2D image buffers 0 bytes
Pitch alignment for 2D image buffers 0 pixels
Max number of pipe args 16
Max active pipe reservations 16
Max pipe packet size 2992216473 (2.787GiB)
Local memory type Local
Local memory size 65536 (64KiB)
Local memory syze per CU (AMD) 65536 (64KiB)
Local memory banks (AMD) 32
Max number of constant args 8
Max constant buffer size 7287183769 (6.787GiB)
Preferred constant buffer size (AMD) 16384 (16KiB)
Max size of kernel argument 1024
Queue properties (on host)
Out-of-order execution No
Profiling Yes
Queue properties (on device)
Out-of-order execution Yes
Profiling Yes
Preferred size 262144 (256KiB)
Max size 8388608 (8MiB)
Max queues on device 1
Max events on device 1024
Prefer user sync for interop Yes
Number of P2P devices (AMD) 0
P2P devices (AMD) (n/a)
Profiling timer resolution 1ns
Profiling timer offset since Epoch (AMD) 0ns (Thu Jan 1 01:00:00 1970)
Execution capabilities
Run OpenCL kernels Yes
Run native kernels No
Thread trace supported (AMD) No
Number of async queues (AMD) 8
Max real-time compute queues (AMD) 8
Max real-time compute units (AMD) 64
printf() buffer size 4194304 (4MiB)
Built-in kernels (n/a)
Device Extensions cl_khr_fp64 cl_khr_global_int32_base_atomics cl_khr_global_int32_extended_atomics cl_khr_local_int32_base_atomics cl_khr_local_int32_extended_atomics cl_khr_int64_base_atomics cl_khr_int64_extended_atomics cl_khr_3d_image_writes cl_khr_byte_addressable_store cl_khr_fp16 cl_khr_gl_sharing cl_amd_device_attribute_query cl_amd_media_ops cl_amd_media_ops2 cl_khr_image2d_from_buffer cl_khr_subgroups cl_khr_depth_images cl_amd_copy_buffer_p2p cl_amd_assembly_program
Platform Name Clover
Number of devices 1
Device Name Radeon RX Vega (VEGA10, DRM 3.30.0, 5.1.14-arch1-1-ARCH, LLVM 8.0.0)
Device Vendor AMD
Device Vendor ID 0x1002
Device Version OpenCL 1.1 Mesa 19.1.0
Driver Version 19.1.0
Device OpenCL C Version OpenCL C 1.1
Device Type GPU
Device Profile FULL_PROFILE
Device Available Yes
Compiler Available Yes
Max compute units 64
Max clock frequency 1630MHz
Max work item dimensions 3
Max work item sizes 256x256x256
Max work group size 256
Preferred work group size multiple 64
Preferred / native vector sizes
char 16 / 16
short 8 / 8
int 4 / 4
long 2 / 2
half 8 / 8 (cl_khr_fp16)
float 4 / 4
double 2 / 2 (cl_khr_fp64)
Half-precision Floating-point support (cl_khr_fp16)
Denormals No
Infinity and NANs Yes
Round to nearest Yes
Round to zero No
Round to infinity No
IEEE754-2008 fused multiply-add No
Support is emulated in software No
Single-precision Floating-point support (core)
Denormals No
Infinity and NANs Yes
Round to nearest Yes
Round to zero No
Round to infinity No
IEEE754-2008 fused multiply-add No
Support is emulated in software No
Correctly-rounded divide and sqrt operations No
Double-precision Floating-point support (cl_khr_fp64)
Denormals Yes
Infinity and NANs Yes
Round to nearest Yes
Round to zero Yes
Round to infinity Yes
IEEE754-2008 fused multiply-add Yes
Support is emulated in software No
Address bits 64, Little-Endian
Global memory size 8573157376 (7.984GiB)
Error Correction support No
Max memory allocation 6858525900 (6.387GiB)
Unified memory for Host and Device No
Minimum alignment for any data type 128 bytes
Alignment of base address 32768 bits (4096 bytes)
Global Memory cache type None
Image support No
Local memory type Local
Local memory size 32768 (32KiB)
Max number of constant args 16
Max constant buffer size 2147483647 (2GiB)
Max size of kernel argument 1024
Queue properties
Out-of-order execution No
Profiling Yes
Profiling timer resolution 0ns
Execution capabilities
Run OpenCL kernels Yes
Run native kernels No
Device Extensions cl_khr_byte_addressable_store cl_khr_global_int32_base_atomics cl_khr_global_int32_extended_atomics cl_khr_local_int32_base_atomics cl_khr_local_int32_extended_atomics cl_khr_int64_base_atomics cl_khr_int64_extended_atomics cl_khr_fp64 cl_khr_fp16
NULL platform behavior
clGetPlatformInfo(NULL, CL_PLATFORM_NAME, ...) No platform
clGetDeviceIDs(NULL, CL_DEVICE_TYPE_ALL, ...) No platform
clCreateContext(NULL, ...) [default] No platform
clCreateContext(NULL, ...) [other] Success [AMD]
clCreateContextFromType(NULL, CL_DEVICE_TYPE_DEFAULT) Success (1)
Platform Name AMD Accelerated Parallel Processing
Device Name gfx900
clCreateContextFromType(NULL, CL_DEVICE_TYPE_CPU) No devices found in platform
clCreateContextFromType(NULL, CL_DEVICE_TYPE_GPU) Success (1)
Platform Name AMD Accelerated Parallel Processing
Device Name gfx900
clCreateContextFromType(NULL, CL_DEVICE_TYPE_ACCELERATOR) No devices found in platform
clCreateContextFromType(NULL, CL_DEVICE_TYPE_CUSTOM) No devices found in platform
clCreateContextFromType(NULL, CL_DEVICE_TYPE_ALL) Success (1)
Platform Name AMD Accelerated Parallel Processing
Device Name gfx900If I run ethminer now, it sees the new device and seems to want to use it. Apparently, it wants to use a custom kernel which is not present in the system, so it reverts back to OpenCL. After the message "Creating mining buffer", the whole system crashes.
$ ethminer -G -P stratum1+tcp://myaddr@eu1.ethermine.org:4444
m 14:17:17 ethminer ethminer 0.17.1
m 14:17:17 ethminer Build: linux/release
i 14:17:17 ethminer Found suitable OpenCL device [gfx900] with 7.984 GB of GPU memory
i 14:17:17 ethminer Configured pool eu1.ethermine.org:4444
i 14:17:17 main Selected pool eu1.ethermine.org:4444
i 14:17:17 stratum Stratum mode detected: ETHPROXY Compatible
i 14:17:17 stratum Logged in!
i 14:17:17 stratum Established connection with eu1.ethermine.org:4444 at [172.65.207.106:4444]
i 14:17:17 stratum Spinning up miners...
cl 14:17:17 cl-0 No work. Pause for 3 s.
i 14:17:17 stratum Job: #47ff6056… eu1.ethermine.org [172.65.207.106:4444]
i 14:17:17 stratum Pool difficulty: 4.00K megahash
i 14:17:17 stratum New epoch 267
cl 14:17:20 cl-0 Platform: AMD Accelerated Parallel Processing
cl 14:17:20 cl-0 Device: gfx900 / OpenCL 2.0
i 14:17:20 cl-0 Adjusting CL work multiplier for 64 CUs.Adjusted work multiplier: 116509
i 14:17:20 stratum Job: #c7401e96… eu1.ethermine.org [172.65.207.106:4444]
m 14:17:22 ethminer Speed 0.00 Mh/s gpu0 0.00 A0 Time: 00:00
cl 14:17:23 cl-0 OpenCL kernel
cl 14:17:23 cl-0 Loading binary kernel /usr/bin/kernels/ethash_gfx900_lws192.bin
X 14:17:23 cl-0 Failed to load binary kernel: /usr/bin/kernels/ethash_gfx900_lws192.bin
X 14:17:23 cl-0 Falling back to OpenCL kernel...
cl 14:17:23 cl-0 Creating light cache buffer, size: 49.375 MB
cl 14:17:23 cl-0 Creating DAG buffer, size: 3.086 GB, free: 4.850 GB
cl 14:17:23 cl-0 Loading kernels
cl 14:17:23 cl-0 Writing light cache buffer
cl 14:17:23 cl-0 Creating buffer for header.
cl 14:17:23 cl-0 Creating mining buffer
SYSTEM CRASHES HERESince the kernel image ethminer is looking for (gfx900) is not present (apperently a bug upstream), I downloaded them manually and ran the whole thing again. Unfortunately, with no better result, the system crashes again at the last step (because nothing actually changes, the kernel image is not accepted by ethminer for some reason).
$ ethminer -G -P stratum1+tcp://myaddr@eu1.ethermine.org:4444 --cl-local-work 256
m 14:47:31 ethminer ethminer 0.17.1
m 14:47:31 ethminer Build: linux/release
i 14:47:32 ethminer Found suitable OpenCL device [gfx900] with 7.984 GB of GPU memory
i 14:47:32 ethminer Configured pool eu1.ethermine.org:4444
i 14:47:32 main Selected pool eu1.ethermine.org:4444
i 14:47:32 stratum Stratum mode detected: ETHPROXY Compatible
i 14:47:32 stratum Logged in!
i 14:47:32 stratum Established connection with eu1.ethermine.org:4444 at [172.65.207.106:4444]
i 14:47:32 stratum Spinning up miners...
cl 14:47:32 cl-0 No work. Pause for 3 s.
i 14:47:32 stratum Job: #ccabbec4… eu1.ethermine.org [172.65.207.106:4444]
i 14:47:32 stratum Pool difficulty: 4.00K megahash
i 14:47:32 stratum New epoch 267
i 14:47:33 stratum Job: #c6fbc796… eu1.ethermine.org [172.65.207.106:4444]
i 14:47:33 stratum Job: #2109596d… eu1.ethermine.org [172.65.207.106:4444]
cl 14:47:35 cl-0 Platform: AMD Accelerated Parallel Processing
cl 14:47:35 cl-0 Device: gfx900 / OpenCL 2.0
i 14:47:35 cl-0 Adjusting CL work multiplier for 64 CUs.Adjusted work multiplier: 116509
i 14:47:37 stratum Job: #39d25f8d… eu1.ethermine.org [172.65.207.106:4444]
m 14:47:37 ethminer Speed 0.00 Mh/s gpu0 0.00 A0 Time: 00:00
cl 14:47:38 cl-0 OpenCL kernel
cl 14:47:38 cl-0 Loading binary kernel /usr/bin/kernels/ethash_gfx900_lws256.bin
X 14:47:38 cl-0 Build failed! Info:Error: runtime metadata section not present in ELF program binary
X 14:47:38 cl-0 /usr/bin/kernels/ethash_gfx900_lws256.bin
X 14:47:38 cl-0 Falling back to OpenCL kernel...
cl 14:47:38 cl-0 Creating light cache buffer, size: 49.375 MB
cl 14:47:38 cl-0 Creating DAG buffer, size: 3.086 GB, free: 4.850 GB
cl 14:47:39 cl-0 Loading kernels
cl 14:47:39 cl-0 Writing light cache buffer
cl 14:47:39 cl-0 Creating buffer for header.
cl 14:47:39 cl-0 Creating mining bufferThere seems to be no indication of what's going wrong in the logs. Before the reboot, all seems fine, journalctl doesn't show any errors. It seems the crash is so severe, no log is written. The only suspicious things I found are the following lines but they don't seem to pose a problem otherwise.
Jun 25 14:48:31 archlinux kernel: amdgpu 0000:07:00.0: No more image in the PCI ROM
Jun 25 14:48:31 archlinux kernel: ATOM BIOS: 113-D0500100-103
Jun 25 14:48:31 archlinux kernel: [drm] vm size is 262144 GB, 4 levels, block size is 9-bit, fragment size is 9-bit
Jun 25 14:48:31 archlinux kernel: amdgpu 0000:07:00.0: BAR 2: releasing [mem 0xe0000000-0xe01fffff 64bit pref]
Jun 25 14:48:31 archlinux kernel: amdgpu 0000:07:00.0: BAR 0: releasing [mem 0xd0000000-0xdfffffff 64bit pref]
Jun 25 14:48:31 archlinux kernel: pcieport 0000:06:00.0: BAR 15: releasing [mem 0xd0000000-0xe01fffff 64bit pref]
Jun 25 14:48:31 archlinux kernel: pcieport 0000:05:00.0: BAR 15: releasing [mem 0xd0000000-0xe01fffff 64bit pref]
Jun 25 14:48:31 archlinux kernel: pcieport 0000:00:02.0: BAR 15: releasing [mem 0xd0000000-0xe01fffff 64bit pref]
Jun 25 14:48:31 archlinux kernel: pcieport 0000:00:02.0: BAR 15: no space for [mem size 0x300000000 64bit pref]
Jun 25 14:48:31 archlinux kernel: pcieport 0000:00:02.0: BAR 15: failed to assign [mem size 0x300000000 64bit pref]
Jun 25 14:48:31 archlinux kernel: pcieport 0000:05:00.0: BAR 15: no space for [mem size 0x300000000 64bit pref]
Jun 25 14:48:31 archlinux kernel: pcieport 0000:05:00.0: BAR 15: failed to assign [mem size 0x300000000 64bit pref]
Jun 25 14:48:31 archlinux kernel: pcieport 0000:06:00.0: BAR 15: no space for [mem size 0x300000000 64bit pref]
Jun 25 14:48:31 archlinux kernel: pcieport 0000:06:00.0: BAR 15: failed to assign [mem size 0x300000000 64bit pref]
Jun 25 14:48:31 archlinux kernel: amdgpu 0000:07:00.0: BAR 0: no space for [mem size 0x200000000 64bit pref]
Jun 25 14:48:31 archlinux kernel: amdgpu 0000:07:00.0: BAR 0: failed to assign [mem size 0x200000000 64bit pref]
Jun 25 14:48:31 archlinux kernel: amdgpu 0000:07:00.0: BAR 2: no space for [mem size 0x00200000 64bit pref]This is about as far as I could get by myself, I don't know what else to try. Hopefully someone can point me in the right direction.
Last edited by vic-t (2019-06-25 13:57:09)
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Please describe the "system crash" (ie. what happens exactly, if it's a GUI session, try the behavior on a pure console login, multi-user.target)
I could imagine the miner to drain a lot of entropy, try https://wiki.archlinux.org/index.php/Haveged (install AND enable it)
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Moving to AUR Issues...
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ROCm is still a work in progress on non-supported distros and many applications can't use it yet.
You do use ethminer without cuda-support ?
Have you tried with opencl-amd ?
Disliking systemd intensely, but not satisfied with alternatives so focusing on taming systemd.
clean chroot building not flexible enough ?
Try clean chroot manager by graysky
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