vstart.sh: allow MDS=0

Signed-off-by: Sage Weil <sage@inktank.com>

diff --git a/src/vstart.sh b/src/vstart.sh
index fe1c255d73333dd068d409c8b85ecdff71672ef7..8bdcec17d851dcc3b59dab4c87995830d5d453a4 100755 (executable)
--- a/src/vstart.sh
+++ b/src/vstart.sh
@@ -478,7 +478,7 @@ if [ "$smallmds" -eq 1 ]; then
 EOF
 fi
 
-if [ "$start_mds" -eq 1 ]; then
+if [ "$start_mds" -eq 1 -a "$CEPH_NUM_MDS" -gt 0 ]; then
     mds=0
     for name in a b c d e f g h i j k l m n o p
     do