From 90629992d3806faf689d3d0b4ccac933df0a7140 Mon Sep 17 00:00:00 2001
From: Emily Boudreaux <thomas@boudreauxmail.com>
Date: Wed, 19 Nov 2025 07:17:13 -0500
Subject: [PATCH] feat(trigger): min convergence failure bound

Added a minimum value for the mean convergence failure which will never
trigger. This prevents situations where one or two failures begine a
trigger avalanche
---
 .../solver/strategies/triggers/engine_partitioning_trigger.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/lib/solver/strategies/triggers/engine_partitioning_trigger.cpp b/src/lib/solver/strategies/triggers/engine_partitioning_trigger.cpp
index dad1b435..42abf3ca 100644
--- a/src/lib/solver/strategies/triggers/engine_partitioning_trigger.cpp
+++ b/src/lib/solver/strategies/triggers/engine_partitioning_trigger.cpp
@@ -359,6 +359,9 @@ namespace gridfire::trigger::solver::CVODE {
         const gridfire::solver::CVODESolverStrategy::TimestepContext &ctx
     ) const {
         const float mean = current_mean();
+        if (mean < 10) {
+            return false; // Avoid triggering on small means
+        }
         if (static_cast<float>(ctx.currentConvergenceFailures) - mean  > m_relativeFailureRate * mean) {
             return true;
         }