--- src/Interpreters/AsynchronousMetrics.h.orig 2021-03-19 11:39:14 UTC
+++ src/Interpreters/AsynchronousMetrics.h
@@ -78,7 +78,7 @@ class AsynchronousMetrics (private)
bool quit {false};
AsynchronousMetricValues values;
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_FREEBSD)
MemoryStatisticsOS memory_stat;
#endif