add set max_mds of cephfs to 2

bootstrap.sh

@@ -44,6 +44,7 @@ docker run -d --rm --net=ceph --hostname $(hostname) -v /ceph/mds/etc/ceph:/etc/
 
 #set cephfs autoscaling
 docker exec ceph_mon ceph mgr module enable pg_autoscaler
+docker exec ceph_mon ceph fs set cephfs max_mds 2
 docker exec ceph_mon ceph osd pool set cephfs_data pg_autoscale_mode on
 docker exec ceph_mon ceph osd pool set cephfs_metadata pg_autoscale_mode on