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diff --git a/openpower/gem5.mdwn b/openpower/gem5.mdwn
index 6af99bbc358326225b234d87384f78f3c6c2a2aa..1a18b4a36260a8d07dd3702eaf0f566f6a2d33e0 100644 (file)
--- a/openpower/gem5.mdwn
+++ b/openpower/gem5.mdwn
@@ -11,3 +11,9 @@ Official instructions are sparse.  Under exploratory development:
 Note that this is not the same as the 64-bit powerpc64le or the 64-bit powerpc64 compiler
 
     apt-get install gcc-8-powerpc-linux-gnu g++-8-powerpc-linux-gnu
+
+# libtcmalloc
+
+Apparently installing libtcmalloc gives a 12% performance increase
+
+    apt-get install libtcmalloc-minimal4