mlemanczyk/even-perfect-numbers-scanner
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Configuration adjusted

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mlemanczyk committed 2025-10-13 20:13:44 +02:00
1 parent 5a4a5e4d98
commit 313286f70d
1 file changed
+3 -3
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PerfectNumbers.Core/PrimeOrderCalculator.cs
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@@ -18,7 +18,7 @@ internal static partial class PrimeOrderCalculator
internal readonly struct PrimeOrderSearchConfig(uint smallFactorLimit, int pollardRhoMilliseconds, int maxPowChecks, PrimeOrderMode mode)
{
public static PrimeOrderSearchConfig HeuristicDefault => new(smallFactorLimit: 100_000, pollardRhoMilliseconds: 24, maxPowChecks: 24, PrimeOrderMode.Heuristic);
public static PrimeOrderSearchConfig HeuristicDefault => new(smallFactorLimit: 4_000_000, pollardRhoMilliseconds: 24 * 2048, maxPowChecks: 24, PrimeOrderMode.Heuristic);
public static PrimeOrderSearchConfig StrictDefault => new(smallFactorLimit: 1_000_000, pollardRhoMilliseconds: 0, maxPowChecks: 0, PrimeOrderMode.Strict);
public readonly uint SmallFactorLimit = smallFactorLimit;
@@ -428,8 +428,8 @@ internal static partial class PrimeOrderCalculator
// DebugLog(() => $"Checking candidates ({candidateCount} candidates, {powBudget} pow budget)");
int index = 0;
const int MaxGpuBatchSize = 1024;
const int StackGpuBatchSize = 1024;
const int MaxGpuBatchSize = 256;
const int StackGpuBatchSize = 64;
Span<ulong> stackGpuRemainders = stackalloc ulong[StackGpuBatchSize];
while (index < candidateCount && powUsed < powBudget)
{