diff --git a/HowtoCeph.md b/HowtoCeph.md
index f464965f..ae539df6 100644
--- a/HowtoCeph.md
+++ b/HowtoCeph.md
@@ -584,4 +584,10 @@ ceph df
 ~~~
 # apt install qemu-block-extra
 # qemu-img create -f raw rbd:rdb/bar 8
+~~~
+
+## migration à chaud
+
+~~~
+virsh migrate --live --unsafe --verbose first qemu+ssh://$IP_DST/system
 ~~~
\ No newline at end of file