feat(runtime): ServerHistorian HistoryRead parallelism/limiter/deadline knobs + node-manager wiring (03/S3)

2026-07-13 12:03:27 -04:00
parent d5c6609cdf
commit 304442dba4
5 changed files with 117 additions and 1 deletions
@@ -222,6 +222,13 @@ public sealed class OtOpcUaServerHostedService : IHostedService, IAsyncDisposabl
        // section is absent; NodeManager is non-null here (guarded above).
        _server.NodeManager.MaxTieClusterOverfetch = _serverHistorianOptions.MaxTieClusterOverfetch;

+        // Propagate the S3 HistoryRead concurrency bounds (arch-review 03/S3): bounded per-node fan-out
+        // within a batch, the process-wide concurrent-batch limiter, and the per-request deadline. Defaults
+        // (4 / 16 / 60 s) survive when the ServerHistorian section is absent.
+        _server.NodeManager.HistoryReadBatchParallelism = _serverHistorianOptions.HistoryReadBatchParallelism;
+        _server.NodeManager.MaxConcurrentHistoryReadBatches = _serverHistorianOptions.MaxConcurrentHistoryReadBatches;
+        _server.NodeManager.HistoryReadDeadline = _serverHistorianOptions.HistoryReadDeadline;
+
        // ServiceLevel publisher needs IServerInternal — only available after Start.
        if (_server.CurrentInstance is { } serverInternal)
        {