Ops Manager installation: Invalid replica set configuration: at least 3 nodes required

Hi Steeve

Here is rs.status() complete.

[dkshans@fdbdmcnmomp01 ~]$ mongo mongodb://fdbdmcnfadd01:27017/fluxa --eval 'rs.status()'
MongoDB shell version v4.2.19
connecting to: mongodb://fdbdmcnfadd01:27017/fluxa?compressors=disabled&gssapiServiceName=mongodb
Implicit session: session { "id" : UUID("ee14d6f7-8b38-4609-b5c8-bfc7f46c8058") }
MongoDB server version: 4.2.19
{
        "set" : "rs0",
        "date" : ISODate("2022-04-12T12:27:35.772Z"),
        "myState" : 1,
        "term" : NumberLong(3),
        "syncingTo" : "",
        "syncSourceHost" : "",
        "syncSourceId" : -1,
        "heartbeatIntervalMillis" : NumberLong(2000),
        "majorityVoteCount" : 2,
        "writeMajorityCount" : 2,
        "optimes" : {
                "lastCommittedOpTime" : {
                        "ts" : Timestamp(1649766451, 1),
                        "t" : NumberLong(3)
                },
                "lastCommittedWallTime" : ISODate("2022-04-12T12:27:31.152Z"),
                "readConcernMajorityOpTime" : {
                        "ts" : Timestamp(1649766451, 1),
                        "t" : NumberLong(3)
                },
                "readConcernMajorityWallTime" : ISODate("2022-04-12T12:27:31.152Z"),
                "appliedOpTime" : {
                        "ts" : Timestamp(1649766451, 1),
                        "t" : NumberLong(3)
                },
                "durableOpTime" : {
                        "ts" : Timestamp(1649766451, 1),
                        "t" : NumberLong(3)
                },
                "lastAppliedWallTime" : ISODate("2022-04-12T12:27:31.152Z"),
                "lastDurableWallTime" : ISODate("2022-04-12T12:27:31.152Z")
        },
        "lastStableRecoveryTimestamp" : Timestamp(1649766451, 1),
        "lastStableCheckpointTimestamp" : Timestamp(1649766451, 1),
        "electionCandidateMetrics" : {
                "lastElectionReason" : "stepUpRequestSkipDryRun",
                "lastElectionDate" : ISODate("2022-04-12T05:53:20.346Z"),
                "electionTerm" : NumberLong(3),
                "lastCommittedOpTimeAtElection" : {
                        "ts" : Timestamp(1649742794, 1),
                        "t" : NumberLong(2)
                },
                "lastSeenOpTimeAtElection" : {
                        "ts" : Timestamp(1649742794, 1),
                        "t" : NumberLong(2)
                },
                "numVotesNeeded" : 2,
                "priorityAtElection" : 1,
                "electionTimeoutMillis" : NumberLong(10000),
                "priorPrimaryMemberId" : 1,
                "numCatchUpOps" : NumberLong(0),
                "newTermStartDate" : ISODate("2022-04-12T05:53:20.351Z"),
                "wMajorityWriteAvailabilityDate" : ISODate("2022-04-12T05:53:22.358Z")
        },
        "members" : [
                {
                        "_id" : 0,
                        "name" : "fdbdmcnfadd01.example.org:27017",
                        "health" : 1,
                        "state" : 1,
                        "stateStr" : "PRIMARY",
                        "uptime" : 356490,
                        "optime" : {
                                "ts" : Timestamp(1649766451, 1),
                                "t" : NumberLong(3)
                        },
                        "optimeDate" : ISODate("2022-04-12T12:27:31Z"),
                        "syncingTo" : "",
                        "syncSourceHost" : "",
                        "syncSourceId" : -1,
                        "infoMessage" : "",
                        "electionTime" : Timestamp(1649742800, 1),
                        "electionDate" : ISODate("2022-04-12T05:53:20Z"),
                        "configVersion" : 1,
                        "self" : true,
                        "lastHeartbeatMessage" : ""
                },
                {
                        "_id" : 1,
                        "name" : "fdbdmcnfadd02.example.org:27017",
                        "health" : 1,
                        "state" : 2,
                        "stateStr" : "SECONDARY",
                        "uptime" : 23649,
                        "optime" : {
                                "ts" : Timestamp(1649766451, 1),
                                "t" : NumberLong(3)
                        },
                        "optimeDurable" : {
                                "ts" : Timestamp(1649766451, 1),
                                "t" : NumberLong(3)
                        },
                        "optimeDate" : ISODate("2022-04-12T12:27:31Z"),
                        "optimeDurableDate" : ISODate("2022-04-12T12:27:31Z"),
                        "lastHeartbeat" : ISODate("2022-04-12T12:27:35.126Z"),
                        "lastHeartbeatRecv" : ISODate("2022-04-12T12:27:35.126Z"),
                        "pingMs" : NumberLong(0),
                        "lastHeartbeatMessage" : "",
                        "syncingTo" : "fdbdmcnfadd03.example.org:27017",
                        "syncSourceHost" : "fdbdmcnfadd03.example.org:27017",
                        "syncSourceId" : 2,
                        "infoMessage" : "",
                        "configVersion" : 1
                },
                {
                        "_id" : 2,
                        "name" : "fdbdmcnfadd03.example.org:27017",
                        "health" : 1,
                        "state" : 2,
                        "stateStr" : "SECONDARY",
                        "uptime" : 356489,
                        "optime" : {
                                "ts" : Timestamp(1649766451, 1),
                                "t" : NumberLong(3)
                        },
                        "optimeDurable" : {
                                "ts" : Timestamp(1649766451, 1),
                                "t" : NumberLong(3)
                        },
                        "optimeDate" : ISODate("2022-04-12T12:27:31Z"),
                        "optimeDurableDate" : ISODate("2022-04-12T12:27:31Z"),
                        "lastHeartbeat" : ISODate("2022-04-12T12:27:35.127Z"),
                        "lastHeartbeatRecv" : ISODate("2022-04-12T12:27:35.126Z"),
                        "pingMs" : NumberLong(0),
                        "lastHeartbeatMessage" : "",
                        "syncingTo" : "fdbdmcnfadd01.example.org:27017",
                        "syncSourceHost" : "fdbdmcnfadd01.example.org:27017",
                        "syncSourceId" : 0,
                        "infoMessage" : "",
                        "configVersion" : 1
                }
        ],
        "ok" : 1,
        "$clusterTime" : {
                "clusterTime" : Timestamp(1649766451, 1),
                "signature" : {
                        "hash" : BinData(0,"AAAAAAAAAAAAAAAAAAAAAAAAAAA="),
                        "keyId" : NumberLong(0)
                }
        },
        "operationTime" : Timestamp(1649766451, 1)
}