Sample working configuration - SAP NetWeaver on Amazon
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Sample working configuration

The following is a sample working configuration for high availability cluster configuration for RHEL.

ENSA1

[root@hahost05 HA1]# pcs config
Cluster Name: rhelha
Corosync Nodes:
 hahost01 hahost02
Pacemaker Nodes:
 hahost01 hahost02
 
Resources:
 Group: rsc_ASCS00_group
  Resource: rsc_fs_ascs00 (class=ocf provider=heartbeat type=Filesystem)
   Attributes: device=fs-xxxxxx.efs.us-east-1.amazonaws.com:/ASCS directory=/usr/sap/HA1/ASCS00 force_unmount=safe fstype=nfs options=nfsvers=4.1,rsize=1048576,wsize=1048576,hard,timeo=600,retrans=2,noresvport
   Operations: monitor interval=20s timeout=40s (rsc_fs_ascs00-monitor-interval-20s)
               notify interval=0s timeout=60s (rsc_fs_ascs00-notify-interval-0s)
               start interval=0s timeout=60s (rsc_fs_ascs00-start-interval-0s)
               stop interval=0s timeout=60s (rsc_fs_ascs00-stop-interval-0s)
  Resource: rsc_vip_ascs00 (class=ocf provider=heartbeat type=aws-vpc-move-ip)
   Attributes: interface=eth0 ip=192.168.xx.x routing_table=rtb-09xxxxx
   Operations: monitor interval=60s timeout=30s (rsc_vip_ascs00-monitor-interval-60s)
               start interval=0s timeout=180s (rsc_vip_ascs00-start-interval-0s)
               stop interval=0s timeout=180s (rsc_vip_ascs00-stop-interval-0s)
  Resource: rsc_ascs00 (class=ocf provider=heartbeat type=SAPInstance)
   Attributes: AUTOMATIC_RECOVER=false InstanceName=HA1_ASCS00_ascshost START_PROFILE=/sapmnt/HA1/profile/HA1_ASCS00_ascshost
   Meta Attrs: failure-timeout=60 migration-threshold=1 resource-stickiness=5000
   Operations: demote interval=0s timeout=320s (rsc_ascs00-demote-interval-0s)
               methods interval=0s timeout=5s (rsc_ascs00-methods-interval-0s)
               monitor interval=20s on-fail=restart timeout=60s (rsc_ascs00-monitor-interval-20s)
               promote interval=0s timeout=320s (rsc_ascs00-promote-interval-0s)
               start interval=0s timeout=600s (rsc_ascs010-start-interval-0s)
               stop interval=0s timeout=600s   (rsc_ascs010-stop-interval-0s)
 Group: rsc_ERS10_group
  Resource: rsc_fs_ers10 (class=ocf provider=heartbeat type=Filesystem)
   Attributes: device=fs-xxxxxx.efs.us-east-1.amazonaws.com:/ERS directory=/usr/sap/HA1/ERS10 force_unmount=safe fstype=nfs options=nfsvers=4.1,rsize=1048576,wsize=1048576,hard,timeo=600,retrans=2,noresvport
   Operations: monitor interval=20s timeout=40s (rsc_fs_ers10-monitor-interval-20s)
               notify interval=0s timeout=60s (rsc_fs_ers10-notify-interval-0s)
               start interval=0s timeout=60s (rsc_fs_ers10-start-interval-0s)
               stop interval=0s timeout=60s (rsc_fs_ers10-stop-interval-0s)
  Resource: rsc_vip_ers10 (class=ocf provider=heartbeat type=aws-vpc-move-ip)
   Attributes: interface=eth0 ip=192.168.yy.y routing_table=rtb-09xxxxx
   Operations: monitor interval=60s timeout=30s (rsc_vip_ers10-monitor-interval-60s)
               start interval=0s timeout=180s (rsc_vip_ers10-start-interval-0s)
               stop interval=0s timeout=180s (rsc_vip_ers10-stop-interval-0s)
  Resource: rsc_ers10 (class=ocf provider=heartbeat type=SAPInstance)
   Attributes: AUTOMATIC_RECOVER=false IS_ERS=true InstanceName=HA1_ERS10_ershost START_PROFILE=/sapmnt/HA1/profile/HA1_ERS10_ershost
   Operations: demote interval=0s timeout=320s (rsc_ers10-demote-interval-0s)
               methods interval=0s timeout=5s (rsc_ers10-methods-interval-0s)
               monitor interval=20s on-fail=restart timeout=60s (rsc_ers10-monitor-interval-20s)
               promote interval=0s timeout=320s (rsc_ers10-promote-interval-0s)
               start interval=0s timeout=600s (rsc_ers10-start-interval-0s)
               stop interval=0s timeout=600s (rsc_ers10-stop-interval-0s)
 
Stonith Devices:
 Resource: clusterfence (class=stonith type=fence_aws)
  Attributes: pcmk_host_map=hahost01:i-0a47xxxxxxx;hahost02:i-0a47yyyyyy pcmk_reboot_retries=4 pcmk_reboot_timeout=600 pcmk_delay_max=45 pcmk_reboot_action=off power_timeout=240 region=us-east-1
  Operations: monitor interval=300 timeout=60 (clusterfence-monitor-interval-120)
              start interval=0s timeout=180 (clusterfence-start-interval-0s)

Fencing Levels:
 
Location Constraints:
  Resource: rsc_ascs00
    Constraint: location-rsc_ascs00
      Rule: score=2000  (id:location-rsc_ascs00-rule)
        Expression: runs_ers_rsc eq 1  (id:location-rsc_ascs00-rule-expr)
Ordering Constraints:
  start rsc_ASCS00_group then stop rsc_ERS10_group (kind:Optional) (non-symmetrical)
Colocation Constraints:
  rsc_ERS10_group with rsc_ASCS00_group (score:-5000)
Ticket Constraints:
 
Alerts:
 No alerts defined
 
Resources Defaults:
 No defaults set
Operations Defaults:
 No defaults set
 
Cluster Properties:
 cluster-infrastructure: corosync
 cluster-name: rhelha
 dc-version: 1.1.19-8.el7_6.5-c3c624ea3d
 have-watchdog: false
 last-lrm-refresh: 1619403702
 maintenance-mode: false
 
Quorum:
  Options:

ENSA2

[root@hahost05 HA1]# pcs config
Cluster Name: rhelha
Corosync Nodes:
 hahost01 hahost02
Pacemaker Nodes:
 hahost01 hahost02
 
Resources:
 Group: rsc_ASCS00_group
  Resource: rsc_fs_ascs00 (class=ocf provider=heartbeat type=Filesystem)
   Attributes: device=fs-xxxxxx.efs.us-east-1.amazonaws.com:/ASCS directory=/usr/sap/HA1/ASCS00 force_unmount=safe fstype=nfs options=nfsvers=4.1,rsize=1048576,wsize=1048576,hard,timeo=600,retrans=2,noresvport
   Operations: monitor interval=20s timeout=40s (rsc_fs_ascs00-monitor-interval-20s)
               notify interval=0s timeout=60s (rsc_fs_ascs00-notify-interval-0s)
               start interval=0s timeout=60s (rsc_fs_ascs00-start-interval-0s)
               stop interval=0s timeout=60s (rsc_fs_ascs00-stop-interval-0s)
  Resource: rsc_vip_ascs00 (class=ocf provider=heartbeat type=aws-vpc-move-ip)
   Attributes: interface=eth0 ip=192.168.xx.x routing_table=rtb-09xxxxx
   Operations: monitor interval=60s timeout=30s (rsc_vip_ascs00-monitor-interval-60s)
               start interval=0s timeout=180s (rsc_vip_ascs00-start-interval-0s)
               stop interval=0s timeout=180s (rsc_vip_ascs00-stop-interval-0s)
  Resource: rsc_ascs00 (class=ocf provider=heartbeat type=SAPInstance)
   Attributes: AUTOMATIC_RECOVER=false InstanceName=HA1_ASCS00_ascshost START_PROFILE=/sapmnt/HA1/profile/HA1_ASCS00_ascshost
   Meta Attrs: failure-timeout=60 migration-threshold=1 resource-stickiness=5000
   Operations: demote interval=0s timeout=320s (rsc_ascs00-demote-interval-0s)
               methods interval=0s timeout=5s (rsc_ascs00-methods-interval-0s)
               monitor interval=20s on-fail=restart timeout=60s (rsc_ascs00-monitor-interval-20s)
               promote interval=0s timeout=320s (rsc_ascs00-promote-interval-0s)
               start interval=0s timeout=600s (rsc_ascs010-start-interval-0s)
               stop interval=0s timeout=600s   (rsc_ascs010-stop-interval-0s)
 Group: rsc_ERS10_group
  Resource: rsc_fs_ers10 (class=ocf provider=heartbeat type=Filesystem)
   Attributes: device=fs-xxxxxx.efs.us-east-1.amazonaws.com:/ERS directory=/usr/sap/HA1/ERS10 force_unmount=safe fstype=nfs options=nfsvers=4.1,rsize=1048576,wsize=1048576,hard,timeo=600,retrans=2,noresvport
   Operations: monitor interval=20s timeout=40s (rsc_fs_ers10-monitor-interval-20s)
               notify interval=0s timeout=60s (rsc_fs_ers10-notify-interval-0s)
               start interval=0s timeout=60s (rsc_fs_ers10-start-interval-0s)
               stop interval=0s timeout=60s (rsc_fs_ers10-stop-interval-0s)
  Resource: rsc_vip_ers10 (class=ocf provider=heartbeat type=aws-vpc-move-ip)
   Attributes: interface=eth0 ip=192.168.yy.y routing_table=rtb-093xxxxx
   Operations: monitor interval=60s timeout=30s (rsc_vip_ers10-monitor-interval-60s)
               start interval=0s timeout=180s (rsc_vip_ers10-start-interval-0s)
               stop interval=0s timeout=180s (rsc_vip_ers10-stop-interval-0s)
  Resource: rsc_ers10 (class=ocf provider=heartbeat type=SAPInstance)
   Attributes: AUTOMATIC_RECOVER=false InstanceName=HA1_ERS10_ershost START_PROFILE=/sapmnt/HA1/profile/HA1_ERS10_ershost
   Operations: demote interval=0s timeout=320s (rsc_ers10-demote-interval-0s)
               methods interval=0s timeout=5s (rsc_ers10-methods-interval-0s)
               monitor interval=20s on-fail=restart timeout=60s (rsc_ers10-monitor-interval-20s)
               promote interval=0s timeout=320s (rsc_ers10-promote-interval-0s)
               start interval=0s timeout=600s (rsc_ers10-start-interval-0s)
               stop interval=0s timeout=600s (rsc_ers10-stop-interval-0s)
 
Stonith Devices:
 Resource: clusterfence (class=stonith type=fence_aws)
  Attributes: pcmk_host_map=hahost01:i-0a47xxxxxx;hahost02:i-0a47yyyyy pcmk_reboot_retries=4 pcmk_reboot_timeout=600 pcmk_delay_max=45 pcmk_reboot_action=off power_timeout=240 region=us-east-1
  Operations: monitor interval=300 timeout=60 (clusterfence-monitor-interval-120)
              start interval=0s timeout=180 (clusterfence-start-interval-0s)
Fencing Levels:
 
Location Constraints:
Ordering Constraints:
  start rsc_ASCS00_group then start rsc_ERS10_group (kind:Optional) (non-symmetrical)
start rsc_ASCS00_group then stop rsc_ERS10_group (kind:Optional) (non-symmetrical)
Colocation Constraints:
  rsc_ERS10_group with rsc_ASCS00_group (score:-5000)
Ticket Constraints:
 
Alerts:
 No alerts defined
 
Resources Defaults:
 No defaults set
Operations Defaults:
 No defaults set
 
Cluster Properties:
 cluster-infrastructure: corosync
 cluster-name: rhelha
 dc-version: 1.1.19-8.el7_6.5-c3c624ea3d
 have-watchdog: false
 last-lrm-refresh: 1619403702
 maintenance-mode: false
 
Quorum:
  Options: