Comment # 12
on bug 82050
from Andy Furniss
(In reply to comment #11) > Created attachment 104549 [details] > Only flush HDP cache for indirect buffers from userspace > > Does this patch help? No, I'm afraid that doesn't help either. Valley is the same - pyrit only slightly different, probably within random variation. I am testing with "bad" llvm so the numbers are all low. As I recorded them here's a paste of pyrit good (kernel), head, patch 1 and patch 2 On good - Running benchmark (57982.3 PMKs/s)... / Computed 58917.21 PMKs/s total. #1: 'OpenCL-Device 'AMD PITCAIRN'': 55101.4 PMKs/s (RTT 1.1) #2: 'CPU-Core (SSE2)': 757.2 PMKs/s (RTT 2.9) #3: 'CPU-Core (SSE2)': 756.0 PMKs/s (RTT 3.0) #4: 'CPU-Core (SSE2)': 755.5 PMKs/s (RTT 2.8) #5: 'Network-Clients': 0.0 PMKs/s (RTT 0.0) On head Running benchmark (50267.7 PMKs/s)... \ Computed 50096.30 PMKs/s total. #1: 'OpenCL-Device 'AMD PITCAIRN'': 48501.1 PMKs/s (RTT 1.2) #2: 'CPU-Core (SSE2)': 757.5 PMKs/s (RTT 2.9) #3: 'CPU-Core (SSE2)': 757.1 PMKs/s (RTT 2.9) #4: 'CPU-Core (SSE2)': 757.0 PMKs/s (RTT 2.9) #5: 'Network-Clients': 0.0 PMKs/s (RTT 0.0) Head + patch one Running benchmark (50883.7 PMKs/s)... - Computed 51220.59 PMKs/s total. #1: 'OpenCL-Device 'AMD PITCAIRN'': 48583.5 PMKs/s (RTT 1.2) #2: 'CPU-Core (SSE2)': 756.5 PMKs/s (RTT 3.0) #3: 'CPU-Core (SSE2)': 756.0 PMKs/s (RTT 2.9) #4: 'CPU-Core (SSE2)': 754.2 PMKs/s (RTT 2.9) #5: 'Network-Clients': 0.0 PMKs/s (RTT 0.0) Head + patch two Running benchmark (51348.9 PMKs/s)... | Computed 50781.53 PMKs/s total. #1: 'OpenCL-Device 'AMD PITCAIRN'': 48676.9 PMKs/s (RTT 1.2) #2: 'CPU-Core (SSE2)': 752.4 PMKs/s (RTT 2.9) #3: 'CPU-Core (SSE2)': 755.4 PMKs/s (RTT 2.9) #4: 'CPU-Core (SSE2)': 752.8 PMKs/s (RTT 2.9) #5: 'Network-Clients': 0.0 PMKs/s (RTT 0.0)
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