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Don't apply adaptive timeouts to LDAP queries #252

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Merged
merged 4 commits into from
Oct 21, 2025
Merged

Don't apply adaptive timeouts to LDAP queries #252

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6328753
fix: Don't apply adaptive timeouts to LDAP queries
definitelynotagoblin Oct 6, 2025
77e8ca3
chore: Tuning Adaptive Timeout to be less aggressive overall
definitelynotagoblin Oct 10, 2025
a6366b5
Merge branch 'v4' into non-adaptive-timeout-ldaps
definitelynotagoblin Oct 10, 2025
aacaeb7
Merge branch 'v4' into non-adaptive-timeout-ldaps
definitelynotagoblin Oct 21, 2025
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6 changes: 3 additions & 3 deletions src/CommonLib/AdaptiveTimeout.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -20,10 +20,10 @@ public sealed class AdaptiveTimeout : IDisposable {
private int _timeSpikeDecay;
private const int TimeSpikePenalty = 2;
private const int TimeSpikeForgiveness = 1;
private const int TimeSpikeThreshold = 5;
private const int TimeSpikeThreshold = 3;
private const int ExcessiveTimeoutsThreshold = 7;
private const int StdDevMultiplier = 5;
private const int CountOfLatestSuccessToKeep = 4;
private const int StdDevMultiplier = 7; // 7 standard deviations should be a very conservative upper bound
private const int CountOfLatestSuccessToKeep = 3;

public AdaptiveTimeout(TimeSpan maxTimeout, ILogger log, int sampleCount = 100, int logFrequency = 1000, int minSamplesForAdaptiveTimeout = 30, bool useAdaptiveTimeout = true, bool throwIfExcessiveTimeouts = false) {
if (maxTimeout <= TimeSpan.Zero)
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6 changes: 3 additions & 3 deletions src/CommonLib/LdapConnectionPool.cs
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Expand Up @@ -58,9 +58,9 @@ public LdapConnectionPool(string identifier, string poolIdentifier, LdapConfig c
_log = log ?? Logging.LogProvider.CreateLogger("LdapConnectionPool");
_portScanner = scanner ?? new PortScanner();
_nativeMethods = nativeMethods ?? new NativeMethods();
_queryAdaptiveTimeout = new AdaptiveTimeout(maxTimeout: TimeSpan.FromMinutes(2), Logging.LogProvider.CreateLogger("LdapQuery"));
_pagedQueryAdaptiveTimeout = new AdaptiveTimeout(maxTimeout: TimeSpan.FromMinutes(2), Logging.LogProvider.CreateLogger("LdapPagedQuery"));
_rangedRetrievalAdaptiveTimeout = new AdaptiveTimeout(maxTimeout: TimeSpan.FromMinutes(2), Logging.LogProvider.CreateLogger("LdapRangedRetrieval"));
_queryAdaptiveTimeout = new AdaptiveTimeout(maxTimeout: TimeSpan.FromMinutes(2), Logging.LogProvider.CreateLogger("LdapQuery"), useAdaptiveTimeout: false);
_pagedQueryAdaptiveTimeout = new AdaptiveTimeout(maxTimeout: TimeSpan.FromMinutes(2), Logging.LogProvider.CreateLogger("LdapPagedQuery"), useAdaptiveTimeout: false);
_rangedRetrievalAdaptiveTimeout = new AdaptiveTimeout(maxTimeout: TimeSpan.FromMinutes(2), Logging.LogProvider.CreateLogger("LdapRangedRetrieval"), useAdaptiveTimeout: false);
_testConnectionAdaptiveTimeout = new AdaptiveTimeout(maxTimeout: TimeSpan.FromMinutes(2), Logging.LogProvider.CreateLogger("TestLdapConnection"));
}

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