From 0016b5ef37a763b1573039c63f018a3cf86f2b43 Mon Sep 17 00:00:00 2001
From: Jonathan Reams <jbreams@mongodb.com>
Date: Thu, 31 Aug 2017 13:06:08 -0400
Subject: SERVER-30637 Fix adaptive executor with microsecond tick resolution

---
 src/mongo/transport/service_executor_adaptive.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mongo/transport/service_executor_adaptive.cpp b/src/mongo/transport/service_executor_adaptive.cpp
index b0ce8dda74d..f5c689be392 100644
--- a/src/mongo/transport/service_executor_adaptive.cpp
+++ b/src/mongo/transport/service_executor_adaptive.cpp
@@ -87,7 +87,7 @@ constexpr auto kExecutorLabel = "executor";
 constexpr auto kExecutorName = "adaptive";
 
 int64_t ticksToMicros(TickSource::Tick ticks, TickSource* tickSource) {
-    invariant(tickSource->getTicksPerSecond() > 1000000);
+    invariant(tickSource->getTicksPerSecond() >= 1000000);
     static const auto ticksPerMicro = tickSource->getTicksPerSecond() / 1000000;
     return ticks / ticksPerMicro;
 }
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