BOSH client disconnected and videobridge rebooting continuously in devops scalable scenario

I have created a load balancer setup following the latest tutorial of scalabe setup.

Scenario

Single Jitsi-Meet, multiple videobridges )

Video conferencing is working when Jitsi server and video bridge in same server
After shutting down the videobridge in 1st Jitsi server and it is not pointing to 2nd videobridge and getting error videobridge rebooting continuously.
Logs
prosody-JMS

Jun 23 08:18:35 conference.jitsi-videobridge.domaintech.com:muc_domain_mapper warn Session filters applied
Jun 23 08:18:35 mod_bosh info New BOSH session, assigned it sid ‘011e4a70-e122-4f5d-865b-222b68eed0d8’
Jun 23 08:18:35 bosh011e4a70-e122-4f5d-865b-222b68eed0d8 info Authenticated as 90710ef7-ebd4-479c-8d26-0f67f58ccd59@jitsi-videobridge.domaintech.com
Jun 23 08:18:37 bosh74af3719-d473-4246-9099-620f5ea9e6df info BOSH client disconnected
Jun 23 08:18:37 bosh011e4a70-e122-4f5d-865b-222b68eed0d8 info BOSH client disconnected
Jun 23 08:18:37 conference.jitsi-videobridge.domaintech.com:muc_domain_mapper warn Session filters applied

Videobridge logs in 2nd instance

root@videobridge2:~# tail -f /var/log/jitsi/jvb.log
2020-06-23 08:20:18.018 INFO: [12] JitsiConfig$Companion.reload#40: Reloading.
2020-06-23 08:20:18.042 INFO: [12] NewConfig$1.invoke#88: Loaded NewConfig with origin: merge of system properties,system properties,reference.conf @ jar:file:/usr/share/jitsi-videobridge/jitsi-videobridge.jar!/reference.conf: 1,reference.conf @ jar:file:/usr/share/jitsi-videobridge/lib/jitsi-media-transform-1.0-155-gb6af7e9.jar!/reference.conf: 1
2020-06-23 08:20:18.042 INFO: [12] LegacyConfigFileLoader$Companion.load#40: Attempting to load legacy config file at path /etc/jitsi, videobridge, sip-communicator.properties
2020-06-23 08:20:18.043 INFO: [12] LegacyConfigFileLoader$Companion.load#40: Attempting to load legacy config file at path /etc/jitsi, videobridge, sip-communicator.properties
2020-06-23 08:20:18.093 INFO: [12] AbstractHealthCheckService.start#96: Started with interval=10000, timeout=PT30S, maxDuration=PT3S, stickyFailures=false.
2020-06-23 08:20:18.160 INFO: [12] OctoRelayService.start#45: Octo relay is disabled
2020-06-23 08:20:18.169 WARNING: [21] MucClient.createXMPPTCPConnectionConfiguration#115: Disabling certificate verification!
2020-06-23 08:20:18.333 INFO: [20] org.ice4j.ice.harvest.StunMappingCandidateHarvester.discover: Discovered public address 15.206.133.13:32780/udp from STUN server 152.67.28.54:443/udp using local address 172.31.12.230:0/udp
2020-06-23 08:20:18.335 INFO: [18] org.ice4j.ice.harvest.MappingCandidateHarvesters.initialize: Using org.ice4j.ice.harvest.StunMappingCandidateHarvester, face=/172.31.12.230, mask=/15.206.133.13
2020-06-23 08:20:18.335 INFO: [18] org.ice4j.ice.harvest.MappingCandidateHarvesters.initialize: Initialized mapping harvesters (delay=266ms). stunDiscoveryFailed=false
2020-06-23 08:20:18.770 INFO: [21] [hostname=jitsi-videobridge.domaintech.com id=shard] MucClient$1.connected#266: Connected.
2020-06-23 08:20:18.770 INFO: [21] [hostname=jitsi-videobridge.domaintech.com id=shard] MucClient.lambda$getConnectAndLoginCallable$7#648: Logging in.
2020-06-23 08:20:18.908 INFO: [21] [hostname=jitsi-videobridge.domaintech.com id=shard] MucClient$MucWrapper.join#751: Joined MUC: jvbbrewery@internal.auth.jitsi-videobridge.domaintech.com
2020-06-23 08:20:28.100 INFO: [19] Videobridge.createConference#320: create_conf, id=667b5be007336ed8 gid=null logging=false
2020-06-23 08:20:28.132 INFO: [19] TaskPools.#81: TaskPools detected 1 processors, creating the CPU pool with that many threads
2020-06-23 08:20:28.291 INFO: [19] org.ice4j.ice.harvest.AbstractUdpListener.: Initialized AbstractUdpListener with address 172.31.12.230:10000/udp. Receive buffer size 10485760 (asked for 10485760)
2020-06-23 08:20:28.293 INFO: [19] org.ice4j.ice.harvest.SinglePortUdpHarvester.: Initialized SinglePortUdpHarvester with address 172.31.12.230:10000/udp
SCTP JNI load: Linux OS detected
SCTP lib loaded
=====>: org_jitsi_modified_sctp4j_SctpJni.c calling init
=====>: org_jitsi_modified_sctp4j_SctpJni.c about to set SCTP_DEBUG_ALL
2020-06-23 08:20:30.629 INFO: [19] AbstractHealthCheckService.run#171: Performed a successful health check in PT2.549574S. Sticky failure: false
2020-06-23 08:20:38.080 INFO: [19] Videobridge.createConference#320: create_conf, id=9baab1ce2f13c46a gid=null logging=false
2020-06-23 08:20:38.108 INFO: [19] AbstractHealthCheckService.run#171: Performed a successful health check in PT0.028495S. Sticky failure: false

Jicofo logs

root@jitsi-videobridge:~# tail -f /var/log/jitsi/jicofo.log
Jicofo 2020-06-23 08:25:58.162 SEVERE: [260] org.jitsi.jicofo.JitsiMeetConferenceImpl.log() Can not invite participant – no bridge available.
Jicofo 2020-06-23 08:25:58.162 WARNING: [260] org.jitsi.jicofo.bridge.BridgeSelectionStrategy.log() Failed to select initial bridge for participantRegion=null
Jicofo 2020-06-23 08:25:58.162 SEVERE: [260] org.jitsi.jicofo.JitsiMeetConferenceImpl.log() Can not invite participant – no bridge available.
Jicofo 2020-06-23 08:25:58.568 INFO: [260] org.jitsi.jicofo.ChatRoomRoleAndPresence.log() Chat room event ChatRoomMemberPresenceChangeEvent[type=MemberLeft sourceRoom=org.jitsi.impl.protocol.xmpp.ChatRoomImpl@7c61f371 member=ChatMember[nomeet@conference.jitsi-videobridge.domaintech.com/337b4bf9, jid: 337b4bf9-0319-488e-a933-94c4b3018aa8@jitsi-videobridge.domaintech.com/d7065904-48e1-4dcb-bc81-403f38eca64e]@691744343]
Jicofo 2020-06-23 08:25:58.569 INFO: [260] org.jitsi.jicofo.JitsiMeetConferenceImpl.log() Member nomeet@conference.jitsi-videobridge.domaintech.com/337b4bf9 is leaving
Jicofo 2020-06-23 08:25:58.569 INFO: [260] org.jitsi.jicofo.JitsiMeetConferenceImpl.log() Removed participant: true, nomeet@conference.jitsi-videobridge.domaintech.com/337b4bf9
Jicofo 2020-06-23 08:25:58.702 INFO: [260] org.jitsi.jicofo.ChatRoomRoleAndPresence.log() Chat room event ChatRoomMemberPresenceChangeEvent[type=MemberLeft sourceRoom=org.jitsi.impl.protocol.xmpp.ChatRoomImpl@7c61f371 member=ChatMember[nomeet@conference.jitsi-videobridge.domaintech.com/5020e0c7, jid: 5020e0c7-bae0-449c-a5b7-987c0a0b6bb8@jitsi-videobridge.domaintech.com/cd39f0f8-e2af-4f9a-9fe9-127523e5f7d0]@283780225]
Jicofo 2020-06-23 08:25:58.703 INFO: [260] org.jitsi.jicofo.JitsiMeetConferenceImpl.log() Member nomeet@conference.jitsi-videobridge.domaintech.com/5020e0c7 is leaving
Jicofo 2020-06-23 08:25:58.703 INFO: [260] org.jitsi.jicofo.JitsiMeetConferenceImpl.log() Removed participant: true, nomeet@conference.jitsi-videobridge.domaintech.com/5020e0c7
Jicofo 2020-06-23 08:25:58.705 INFO: [260] org.jitsi.jicofo.FocusManager.log() Disposed conference for room: nomeet@conference.jitsi-videobridge.domaintech.com conference