From d451f9c7bfcad4250cf9242171ff599ebf46120f Mon Sep 17 00:00:00 2001
From: Jerome Petazzoni <jerome.petazzoni@gmail.com>
Date: Thu, 1 Dec 2016 15:52:05 -0800
Subject: [PATCH] Add note on docker service update --mode

---
 docs/index.html | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/docs/index.html b/docs/index.html
index 7b17c6a2..1a4e88f9 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -2132,6 +2132,22 @@ Note: if the hash rate goes to zero and doesn't climb back up, try to `rm` and `
 
 ---
 
+## Why do we have to re-create the service to enable global scheduling?
+
+- Enabling it dynamically would make rolling updates semantics very complex
+
+- This might change in the future (after all, it was possible in 1.12 RC!)
+
+- As of Docker Engine 1.13, other parameters requiring to `rm`/`create` the service are:
+
+  - service name
+
+  - hostname
+
+  - network
+
+---
+
 ## Checkpoint
 
 - We've seen how to set up a Swarm
@@ -2325,8 +2341,6 @@ I don't need to SSH to another node.
 
 ]
 
-Note: we could also use a pre-built image, e.g. `nicolaka/netshoot`
-
 ---
 
 ## Investigating the `rng` service