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129 Commits 4 Branches 20 Tags
e9eada661d4fbeb2f8dfd228dc6fee90284607d8
Commit Graph
87 Commits
Author SHA1 Message Date
rob thijssen e9eada661d mark job result as served and track serving metrics in miner service 
keep completed jobs with served results for cleanup and log serving
info. add metric increments for result readiness and serving events.
re-verify nonce distance before serving and update job state
accordingly.
 2025-09-14 14:05:26 +03:00
rob thijssen 531eb7df99 refine mining metrics to reduce redundancy and improve cleanup 
remove redundant estimated rate gauges and ensure all related job and
thread metrics are cleaned up on job cancellation and completion.

update GPU CUDA metrics to use backend-specific estimated rate.
 2025-09-14 13:08:42 +03:00
rob thijssen c385f25af8 add set_job_estimated_rate_backend function to metrics crate 2025-09-14 12:54:01 +03:00
rob thijssen 80f3bb3eae Add janitor thread to prune stale job and thread metrics 2025-09-14 12:50:58 +03:00
rob thijssen ca9f97a265 adjust active thread count based on desired iterations in CUDA kernel 
launch
 2025-09-14 12:18:43 +03:00
rob thijssen d2842cf7ed refactor CUDA G2 batching to allocate inputs and outputs per batch 2025-09-14 11:58:40 +03:00
rob thijssen 8399bd6f7d early-exit detection and per-batch base nonce logic to CUDA miner 
early-exit checks for found solutions within each batch by copying and
validating device results. Rebuild per-batch base nonces and initial
states for kernel launches using effective iters instead of
iters_per_thread. Log false positives with debug info for easier
diagnosis.
 2025-09-14 11:22:44 +03:00
rob thijssen e57e91bec9 Refactor CUDA engine bounds calculation for clarity 2025-09-14 10:38:53 +03:00
rob thijssen 8288d21423 CUDA kernel batching and estimated attempt rate metrics 
Support multiple batches per launch controlled by MINER_CUDA_BATCHES.
Report estimated device attempt rate (nonces/sec) to metrics per batch.
 2025-09-14 10:35:51 +03:00
rob thijssen b58e54eacd Fix nonce coverage calculation to use actual covered count 2025-09-14 10:11:52 +03:00
rob thijssen 4c5fe8b36d Adjust CUDA iterations per thread based on remaining nonce range 
Calculate effective iterations to avoid exceeding coverage and update
all relevant uses from configured iterations to this dynamic value.
 2025-09-14 09:57:44 +03:00
rob thijssen 928f2fe4c2 Add detailed debug logs for CUDA G1 and G2 coverage prefixes 2025-09-14 09:42:15 +03:00
rob thijssen b0eedef3e5 Improve full-precision bound checks for CUDA G2 coverage and hashing 2025-09-14 09:11:55 +03:00
rob thijssen 05bb5d885f Increase CUDA kernel ABI version and add coverage bounds check 
Limit per-thread iterations to prevent hashing beyond assigned coverage
range in the kernel and update kernel launch parameters accordingly.
 2025-09-14 08:28:10 +03:00
rob thijssen 2a2bc1f60b debug and warn logs for CUDA G2 winner diagnostics 
Update cuda-miner-3060-debug.env with optimized thread and iteration
settings
 2025-09-14 05:46:26 +03:00
rob thijssen 060a851300 Bump CUDA ABI version to 2 and use sentinel values for winners 
Use u32::MAX as invalid sentinel for winner coordinates to improve
result validation. Also update ABI version constant to reflect this
change.
 2025-09-13 13:17:48 +03:00
rob thijssen 25fdbf6ed2 Add kernel ABI version constant and probe in CUDA engine 
Probe device kernel ABI version if present for better compatibility and
add logging for fallback when winner coordinates readback fails.
 2025-09-13 13:01:30 +03:00
rob thijssen fa9b90ef28 report winner thread and iteration via output buffers for nonce 
reconstruction
 2025-09-13 12:44:27 +03:00
rob thijssen 9739f7c08a record winner thread and iteration on device for accurate nonce 
reconstruction
 2025-09-13 12:33:49 +03:00
rob thijssen fbd143f1cc Fix nonce calculation by tracking per-thread base nonces 2025-09-13 12:17:15 +03:00
rob thijssen d8c96df8ba Add alternative nonce mappings to diagnose CUDA false positives 2025-09-13 12:02:40 +03:00
rob thijssen 8dada4cb61 Add additional host distance check for false positive logs 2025-09-13 11:45:24 +03:00
rob thijssen 24ba4b0aa4 Fix qpow kernel to use h_le instead of digest_be in XOR and assignments 2025-09-13 11:31:23 +03:00
rob thijssen fd048d4923 Fix big-endian byte order handling in qpow kernel 2025-09-13 11:19:20 +03:00
rob thijssen 17eb8e473c Fix byte order in qpow kernel to use big-endian reversal 2025-09-13 11:04:29 +03:00
rob thijssen 39d68b989c Fix digest big-endian conversion to preserve lane order 2025-09-13 10:54:00 +03:00
rob thijssen ff477754d2 Use big-endian bytes consistently in qpow kernelSHA3 digest and 
comparisons
 2025-09-13 10:36:23 +03:00
rob thijssen 860503792c Adjust qpow kernel to use lane-LE byte order for target and threshold 
Convert constants and inputs from big-endian to lane-LE byte order to
match SHA3 output layout, enabling correct XOR and comparison operations
with SHA3 digests stored in lane-LE format.
 2025-09-13 10:26:34 +03:00
rob thijssen 03d3225478 Clarify sha3_512_64bytes_le input interpretation 2025-09-13 10:15:38 +03:00
rob thijssen 57483a0050 Refactor GPU kernel for G2 SHA3-512 with threshold check 
- Clean up and unify endian conversion and load/store helpers -
Implement device-side SHA3-512 with correct lane ordering - Add bytewise
big-endian XOR distance calculation and comparison - Optimize early-exit
with atomic flag and optional debug outputs - Remove duplicate/unused
code and improve readability
 2025-09-13 09:57:45 +03:00
rob thijssen b72be05386 Fix Keccak state indexing in keccak_f1600 kernel for CUDA 2025-09-13 09:19:02 +03:00
rob thijssen 7a3c40d8e8 Unroll Keccak-f1600 rounds for better performance 2025-09-13 09:06:33 +03:00
rob thijssen 642b596fad rewrite distance and comparison logic to use big-endian byte arrays 
instead of uint64 limbs
 2025-09-13 08:51:47 +03:00
rob thijssen 6048d08664 optimize big-endian distance calculation in qpow kernel 2025-09-13 08:38:45 +03:00
rob thijssen f62eff6be1 use little-endian output and byte-wise XOR in qpow kernel 2025-09-13 08:20:09 +03:00
rob thijssen 734b4fbb74 richer diagnostics for cuda false positive logging 2025-09-13 07:56:47 +03:00
rob thijssen 5fe204349f Add debug output buffers to CUDA G2 kernel and log on false positive 
rejection
 2025-09-13 07:43:18 +03:00
rob thijssen 16057a8e20 Add optional CUDA sampler readback and parity check 
Enable sampler debugging via MINER_CUDA_SAMPLER env var to verify
host/device parity of sampler outputs, logging warnings on mismatch

Add example env file for RTX 3060 debug configuration
 2025-09-13 06:24:28 +03:00
rob thijssen 8db0496b88 sampling logic for debugging decisions 2025-09-13 04:52:01 +03:00
rob thijssen 0aaacdf85d Add optional CUDA sampler support and big-endian SHA3 output 
- Introduce constant memory variables and device buffers for sampler -
Initialize sampler in CudaEngine when MINER_CUDA_SAMPLER=1 - Change SHA3
kernel to output digest bytes in big-endian format - Add sample mismatch
metric counter
 2025-09-13 04:02:06 +03:00
rob thijssen 191cc799b7 fix: cuda metrics and initialize estimated rate gauge 2025-09-13 02:42:48 +03:00
rob thijssen 300fa89927 Add optional metrics and big-endian limb support to CUDA engine 
- Add `metrics` dependency and feature to engine-gpu-cuda crate -
Introduce constant memory for target and threshold values in CUDA kernel
- Implement limb-wise big-endian conversions for distance calculations -
Use constant memory when available for target/threshold within kernel -
Emit backend label metric for GPU CUDA engine - Track false positives
with metrics on host verification failure
 2025-09-13 01:54:54 +03:00
rob thijssen 9fc95a1ca8 Add estimated rate and candidate metrics to mining jobs 2025-09-13 01:23:26 +03:00
rob thijssen 4bffb144cb Add host re-verification for CUDA results and new metrics 
Reject false positives from device by verifying on host and add
Prometheus counters for estimated rates, found and false-positive
candidates per engine and job.
 2025-09-13 01:16:23 +03:00
rob thijssen 92f58d1b76 immutable bindings for is_g2 and d_distance 2025-09-13 00:10:40 +03:00
rob thijssen 4ca906ac1b corrected host-side constant upload to pass CStrings 2025-09-12 23:55:04 +03:00
rob thijssen 943d35100f Fix conditional use of n0_inv in qpow Montgomery kernels 2025-09-12 18:35:01 +03:00
rob thijssen 398c9f9bc9 Use __constant__ memory for per-job constants in CUDA kernels 
Add optional __constant__ symbols for G2 kernel constants and prefer
these over parameter pointers when available. Update host code to
attempt populating these constant symbols for faster access.
 2025-09-12 18:14:26 +03:00
rob thijssen b7f56fb05a Add CUDA miner environment presets for various NVIDIA GPUs 
Provide example .env files targeting typical block/thread configurations
for RTX 3060/3080/3090/4080/4090/5090 and A5000/A6000.

Include guidance on tuning iterations, pinned buffers, and kernel modes.
Document usage with systemd and manual export for ease of deployment.
 2025-09-12 17:19:23 +03:00
rob thijssen 69cbb7fa99 remove 1024 thread cap in CUDA kernel launches 2025-09-12 16:24:45 +03:00