[root@node3 cluster]# pcs constraint colocation add APACHE with NFS -1000
[root@node3 cluster]# pcs constraint 
Location Constraints:
  Resource: APACHE
    Enabled on: node1.localdomain (score:3000)
    Enabled on: node2.localdomain (score:2000)
    Enabled on: node3.localdomain (score:1000)
  Resource: NFS
    Enabled on: node1.localdomain (score:1000)
    Enabled on: node2.localdomain (score:2000)
    Enabled on: node3.localdomain (score:3000)
Ordering Constraints:
Colocation Constraints:
  APACHE with NFS (score:-1000)
Ticket Constraints:

[root@node3 cluster]# pcs resource defaults 
resource-stickiness=1000

[root@node3 cluster]# pcs status
Cluster name: HACLUSTER16
Stack: corosync
Current DC: node3.localdomain (version 1.1.20-5.el7_7.2-3c4c782f70) - partition with quorum
Last updated: Sun Mar  8 20:00:48 2020
Last change: Sun Mar  8 20:00:04 2020 by root via cibadmin on node3.localdomain

3 nodes configured
14 resources configured

Node node2.localdomain: standby
Node node3.localdomain: standby
Online: [ node1.localdomain ]

Full list of resources:

 RHEVM  (stonith:fence_rhevm):  Started node1.localdomain
 MPATH  (stonith:fence_mpath):  Started node1.localdomain
 Resource Group: NFS
     NFS_LVM    (ocf::heartbeat:LVM):   Started node1.localdomain
     NFS_infodir        (ocf::heartbeat:Filesystem):    Started node1.localdomain
     NFS_data   (ocf::heartbeat:Filesystem):    Started node1.localdomain
     NFS_IP     (ocf::heartbeat:IPaddr2):       Started node1.localdomain
     NFS_SRV    (ocf::heartbeat:nfsserver):     Started node1.localdomain
     NFS_XPRT1  (ocf::heartbeat:exportfs):      Started node1.localdomain
     NFS_NTFY   (ocf::heartbeat:nfsnotify):     Started node1.localdomain
 Resource Group: APACHE
     APACHE_LVM (ocf::heartbeat:LVM):   Started node1.localdomain
     APACHE_cfg (ocf::heartbeat:Filesystem):    Started node1.localdomain
     APACHE_data        (ocf::heartbeat:Filesystem):    Started node1.localdomain
     APACHE_IP  (ocf::heartbeat:IPaddr2):       Started node1.localdomain
     APACHE_SRV (ocf::heartbeat:apache):        Started node1.localdomain

<snip>


[root@node3 cluster]# cibadmin -Q >/tmp/cluster
[root@node3 cluster]# sed -i 's/name="standby" value="on"/name="standby" value="off"/g' /tmp/cluster


[root@node3 cluster]# crm_simulate -Sx /tmp/cluster 

Current cluster status:
Online: [ node1.localdomain node2.localdomain node3.localdomain ]

 RHEVM  (stonith:fence_rhevm):  Started node1.localdomain
 MPATH  (stonith:fence_mpath):  Started node1.localdomain
 Resource Group: NFS
     NFS_LVM    (ocf::heartbeat:LVM):   Started node1.localdomain
     NFS_infodir        (ocf::heartbeat:Filesystem):    Started node1.localdomain
     NFS_data   (ocf::heartbeat:Filesystem):    Started node1.localdomain
     NFS_IP     (ocf::heartbeat:IPaddr2):       Started node1.localdomain
     NFS_SRV    (ocf::heartbeat:nfsserver):     Started node1.localdomain
     NFS_XPRT1  (ocf::heartbeat:exportfs):      Started node1.localdomain
     NFS_NTFY   (ocf::heartbeat:nfsnotify):     Started node1.localdomain
 Resource Group: APACHE
     APACHE_LVM (ocf::heartbeat:LVM):   Started node1.localdomain
     APACHE_cfg (ocf::heartbeat:Filesystem):    Started node1.localdomain
     APACHE_data        (ocf::heartbeat:Filesystem):    Started node1.localdomain
     APACHE_IP  (ocf::heartbeat:IPaddr2):       Started node1.localdomain
     APACHE_SRV (ocf::heartbeat:apache):        Started node1.localdomain

Transition Summary:
 * Move       NFS_LVM         ( node1.localdomain -> node3.localdomain )  
 * Move       NFS_infodir     ( node1.localdomain -> node3.localdomain )  
 * Move       NFS_data        ( node1.localdomain -> node3.localdomain )  
 * Move       NFS_IP          ( node1.localdomain -> node3.localdomain )  
 * Move       NFS_SRV         ( node1.localdomain -> node3.localdomain )  
 * Move       NFS_XPRT1       ( node1.localdomain -> node3.localdomain )  
 * Move       NFS_NTFY        ( node1.localdomain -> node3.localdomain )  

Executing cluster transition:
 * Pseudo action:   NFS_stop_0
 * Resource action: NFS_NTFY        stop on node1.localdomain
 * Resource action: NFS_XPRT1       stop on node1.localdomain
 * Resource action: NFS_SRV         stop on node1.localdomain
 * Resource action: NFS_IP          stop on node1.localdomain
 * Resource action: NFS_data        stop on node1.localdomain
 * Resource action: NFS_infodir     stop on node1.localdomain
 * Resource action: NFS_LVM         stop on node1.localdomain
 * Pseudo action:   NFS_stopped_0
 * Pseudo action:   NFS_start_0
 * Resource action: NFS_LVM         start on node3.localdomain
 * Resource action: NFS_infodir     start on node3.localdomain
 * Resource action: NFS_data        start on node3.localdomain
 * Resource action: NFS_IP          start on node3.localdomain
 * Resource action: NFS_SRV         start on node3.localdomain
 * Resource action: NFS_XPRT1       start on node3.localdomain
 * Resource action: NFS_NTFY        start on node3.localdomain
 * Pseudo action:   NFS_running_0
 * Resource action: NFS_LVM         monitor=10000 on node3.localdomain
 * Resource action: NFS_infodir     monitor=60000 on node3.localdomain
 * Resource action: NFS_data        monitor=60000 on node3.localdomain
 * Resource action: NFS_IP          monitor=10000 on node3.localdomain
 * Resource action: NFS_SRV         monitor=10000 on node3.localdomain
 * Resource action: NFS_XPRT1       monitor=10000 on node3.localdomain
 * Resource action: NFS_NTFY        monitor=30000 on node3.localdomain

Revised cluster status:
Online: [ node1.localdomain node2.localdomain node3.localdomain ]

 RHEVM  (stonith:fence_rhevm):  Started node1.localdomain
 MPATH  (stonith:fence_mpath):  Started node1.localdomain
 Resource Group: NFS
     NFS_LVM    (ocf::heartbeat:LVM):   Started node3.localdomain
     NFS_infodir        (ocf::heartbeat:Filesystem):    Started node3.localdomain
     NFS_data   (ocf::heartbeat:Filesystem):    Started node3.localdomain
     NFS_IP     (ocf::heartbeat:IPaddr2):       Started node3.localdomain
     NFS_SRV    (ocf::heartbeat:nfsserver):     Started node3.localdomain
     NFS_XPRT1  (ocf::heartbeat:exportfs):      Started node3.localdomain
     NFS_NTFY   (ocf::heartbeat:nfsnotify):     Started node3.localdomain
 Resource Group: APACHE
     APACHE_LVM (ocf::heartbeat:LVM):   Started node1.localdomain
     APACHE_cfg (ocf::heartbeat:Filesystem):    Started node1.localdomain
     APACHE_data        (ocf::heartbeat:Filesystem):    Started node1.localdomain
     APACHE_IP  (ocf::heartbeat:IPaddr2):       Started node1.localdomain
     APACHE_SRV (ocf::heartbeat:apache):        Started node1.localdomain


[root@node3 cluster]# pcs constraint colocation remove APACHE NFS    
[root@node3 cluster]# cibadmin -Q >/tmp/cluster
[root@node3 cluster]# sed -i 's/name="standby" value="on"/name="standby" value="off"/g' /tmp/cluster
[root@node3 cluster]# crm_simulate -Sx /tmp/cluster              

Current cluster status:
Online: [ node1.localdomain node2.localdomain node3.localdomain ]

 RHEVM  (stonith:fence_rhevm):  Started node1.localdomain
 MPATH  (stonith:fence_mpath):  Started node1.localdomain
 Resource Group: NFS
     NFS_LVM    (ocf::heartbeat:LVM):   Started node1.localdomain
     NFS_infodir        (ocf::heartbeat:Filesystem):    Started node1.localdomain
     NFS_data   (ocf::heartbeat:Filesystem):    Started node1.localdomain
     NFS_IP     (ocf::heartbeat:IPaddr2):       Started node1.localdomain
     NFS_SRV    (ocf::heartbeat:nfsserver):     Started node1.localdomain
     NFS_XPRT1  (ocf::heartbeat:exportfs):      Started node1.localdomain
     NFS_NTFY   (ocf::heartbeat:nfsnotify):     Started node1.localdomain
 Resource Group: APACHE
     APACHE_LVM (ocf::heartbeat:LVM):   Started node1.localdomain
     APACHE_cfg (ocf::heartbeat:Filesystem):    Started node1.localdomain
     APACHE_data        (ocf::heartbeat:Filesystem):    Started node1.localdomain
     APACHE_IP  (ocf::heartbeat:IPaddr2):       Started node1.localdomain
     APACHE_SRV (ocf::heartbeat:apache):        Started node1.localdomain

Transition Summary:

Executing cluster transition:

Revised cluster status:
Online: [ node1.localdomain node2.localdomain node3.localdomain ]

 RHEVM  (stonith:fence_rhevm):  Started node1.localdomain
 MPATH  (stonith:fence_mpath):  Started node1.localdomain
 Resource Group: NFS
     NFS_LVM    (ocf::heartbeat:LVM):   Started node1.localdomain
     NFS_infodir        (ocf::heartbeat:Filesystem):    Started node1.localdomain
     NFS_data   (ocf::heartbeat:Filesystem):    Started node1.localdomain
     NFS_IP     (ocf::heartbeat:IPaddr2):       Started node1.localdomain
     NFS_SRV    (ocf::heartbeat:nfsserver):     Started node1.localdomain
     NFS_XPRT1  (ocf::heartbeat:exportfs):      Started node1.localdomain
     NFS_NTFY   (ocf::heartbeat:nfsnotify):     Started node1.localdomain
 Resource Group: APACHE
     APACHE_LVM (ocf::heartbeat:LVM):   Started node1.localdomain
     APACHE_cfg (ocf::heartbeat:Filesystem):    Started node1.localdomain
     APACHE_data        (ocf::heartbeat:Filesystem):    Started node1.localdomain
     APACHE_IP  (ocf::heartbeat:IPaddr2):       Started node1.localdomain
     APACHE_SRV (ocf::heartbeat:apache):        Started node1.localdomain