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-rw-r--r--docs/textdocs/Speed.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/docs/textdocs/Speed.txt b/docs/textdocs/Speed.txt
index 5dfd70323b1..583076a6e33 100644
--- a/docs/textdocs/Speed.txt
+++ b/docs/textdocs/Speed.txt
@@ -113,6 +113,10 @@ file to open the file read-only if the first has it open
read-write. For many applications that do their own locking this
doesn't matter, but for some it may.
+NOTE: In the most recent versions of Samba there is an option to use
+shared memory via mmap() to implement the share modes. This makes
+things much faster. See the Makefile for how to enable this.
+
LOG LEVEL
---------