I have created 2 ec2 (1) one has jitsi-meet and videobridge another ec2 (2) which has only videobridge.
Following configuration in both ec2 /etc/jitsi/videobridge/sip-communicator.properties
EC2 (1) VideoBridge Config:
org.ice4j.ice.harvest.DISABLE_AWS_HARVESTER=true
org.ice4j.ice.harvest.STUN_MAPPING_HARVESTER_ADDRESSES=meet-jit-si-turnrelay.jitsi.net:443
org.jitsi.videobridge.ENABLE_STATISTICS=true
org.jitsi.videobridge.STATISTICS_TRANSPORT=muc
org.jitsi.videobridge.xmpp.user.shard.HOSTNAME=meeting.domain.live
org.jitsi.videobridge.xmpp.user.shard.DOMAIN=auth.meeting.domain.live
org.jitsi.videobridge.xmpp.user.shard.USERNAME=jvb
org.jitsi.videobridge.xmpp.user.shard.PASSWORD=z2do7G3T
org.jitsi.videobridge.xmpp.user.shard.MUC_JIDS=JvbBrewery@internal.auth.meeting.domain.live
org.jitsi.videobridge.xmpp.user.shard.MUC_NICKNAME=2873a4ac-b2da-41ec-9d08-344207f1391a
org.jitsi.videobridge.xmpp.user.shard.DISABLE_CERTIFICATE_VERIFICATION=true
EC2 (2) VideoBridge Config:
org.ice4j.ice.harvest.DISABLE_AWS_HARVESTER=true
org.ice4j.ice.harvest.STUN_MAPPING_HARVESTER_ADDRESSES=meet-jit-si-turnrelay.jitsi.net:443
org.jitsi.videobridge.ENABLE_STATISTICS=true
org.jitsi.videobridge.STATISTICS_TRANSPORT=muc
org.jitsi.videobridge.xmpp.user.shard.HOSTNAME=meeting.domain.live
org.jitsi.videobridge.xmpp.user.shard.DOMAIN=auth.meeting.domain.live
org.jitsi.videobridge.xmpp.user.shard.USERNAME=jvb
org.jitsi.videobridge.xmpp.user.shard.PASSWORD=z2do7G3T
org.jitsi.videobridge.xmpp.user.shard.MUC_JIDS=JvbBrewery@internal.auth.meeting.domain.live
org.jitsi.videobridge.xmpp.user.shard.MUC_NICKNAME=2e233813-fd9c-4c6d-9577-96601d7f9071
org.jitsi.videobridge.xmpp.user.shard.DISABLE_CERTIFICATE_VERIFICATION=true
Above configuration works fine, but when i stop one videobridge it stops ongoing video call.
As per my understanding if one videobridge stops, meet server should automatically switch to second videobridge without stoping the current on going call.