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Limit parallel processes to CPU count #76

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Jul 26, 2024
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Limit parallel processes to CPU count #76

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3 changes: 2 additions & 1 deletion tokenomics_decentralization/helper.py
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Original file line number Diff line number Diff line change
Expand Up @@ -633,7 +633,8 @@ def get_concurrency_per_ledger():
# and run in parallel without exhausting the system's memory.
if max_file_size > 0:
# When loaded in (a dict in) memory, each file consumes approx. 2.5x space compared to storage.
concurrency[ledger] = int(system_memory_total / (2.5 * max_file_size))
# Limit processes to CPU count to avoid OS process management overhead.
concurrency[ledger] = min(os.cpu_count(), int(system_memory_total / (2.5 * max_file_size)))
# Find if some ledger files are too large to fit in the system's available memory.
if concurrency[ledger] == 0:
too_large_ledgers.add(ledger)
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