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Questions tagged [mongodb-replica-set]

MongoDB's replica set uses redundant nodes to provide a high availability and resilience against network partitions of the primary node.

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MongoDB secondary replica set sync failure with Primary (in the reporting replica)

In the mongoDB secondary replica (reporting) I am getting the sync failure and also below error messages after 30 Hrs of the traffic run. 2020-07-15T01:50:29.987+0000 W EXECUTOR [conn408277] Terminating session due to error: InternalError: failed to…
sambasivarao g
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Do i need to change Spring Boot configuration when new member added in Mongo DB Replica Set

In my Spring Boot project i have configured Mongo DB replica set successfully. Now if i add new member to the already defined replica set , do i need to change spring boot mongo uri properties. Is there any other mechanism through which if I add…
Ashu
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MongoDB: replica set and round robin query distribution?

We have a MongoDB Replica Set with this structure: 2 primaries 3 readonly secondaries We have an application that execute very heavy queries using the readonly secondaries. The problem is that the system is overloading one of the instances and the…
fguillen
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Connect on-site MongoDB replica instance to remote nodes

I have a replica set running on an in-house local network. I want to add a new member running on a DigitalOcean server. I can confirm that the local server is able to reach the remote server because as soon as I attempt to add the remote member to…
Balocodes
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Kubernetes MongoDB replicaset creation failed

What i intended to do: Setup Kubernetes in Digital Ocean Configure MongoDB replicaset in kubernetes EDIT: Steps that i used to setup Kubernetes Steps to setup master node: Docker Setup using :…
RajKrishnan
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MongoDB transactions clarification

So starting from 4.0 version MongoDB supports multi-document transaction and one thing I can not find answer to is the following. If i have a replica set consisting of a PRIMARY and SECONDARY instance on the SAME server, what would happen if an…
Valeri Tonchev
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Getting "can't create user databases on a --configsvr instance" error while trying to start replicaset of config server

I want to create a replicaset of confiserver. For that I performed the following steps: 1. I created two config server using the following configs: sharding: clusterRole: configsvr replication: replSetName: TestConfigServer1 net: bindIp:…
V K
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Problem connecting to the "Primary" of the replica set in MongoDB

I have created a MongoDB replica set in command line. They are running in ports 47017,47018,47019. When I do a mongo --port 47017 It always tends to connect to the "Secondary" member of the replica set $ mongo --port 47017 connecting to:…
Jackson
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Unable to initiate the replica set for config server of sharded MongoDB cluster

I am following this link to deploy a sharded cluster. In the first step as they have told I have started three separate mongod instances as mongod --configsvr --replSet “cs” --dbpath mongodb/config/config-c --bind_ip localhost --port 57042 mongod…
Jackson
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[mongo][replicaset] Upgrade a secure replicaset, cannot upgrade secondary

I have a 3 members replicaset (1 primary, 1 arbiter, 1 secondary) running mongodb 3.2, secured with the following, options: net: port: 27017 ssl: mode: requireSSL PEMKeyFile: /XXX/YYY.pem CAFile: /XXX/ZZZ.crt clusterFile:…
Daphoque
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Unable to initiate replica set while createing config server to deploy sharded cluster

I am trying to deploy a sharded cluster in MongoDB in mac. I am following this page. For creating a config server for sharded cluster I did the following steps mkdir -p /data/config/config-a /data/config/config-b /data/config/config-c mongod…
Jackson
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What the minimum hardware requirement for Mongo Arbiter node?

In mongoDB replica set - we can have 1 arbiter node for voting purpose only. I want to know the minimum hardware requirement for Arbiter node in terms of: RAM,CPU,Cores and IOPS Thanks
Aman Aggarwal
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What is an active majority in the context of a MongoDB replica set?

The Hidden Replica Set Members page of the MongoDB docs (version 3.4) states that If you stop a voting hidden member, ensure that the set has an active majority or the primary will step down. What is an active majority? What if a hidden member of…
Adriano Di Giovanni
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Kubernetes mongodb with replicasets backup

can someone please help me to take mongodb backup with replicasets. We are using kubernetest which is deployed in AWS, I deployed mongodb with replicasets in kubernetes using helm chart and tried to take backup using velero and restic, I could able…
Ram
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How MongoDB detects majority in PSA architecture?

Consider I have a replica set with 3 nodes (2 data nodes and one arbiter (PSA)). When for some reason one of my data nodes goes down and I bring it back, during syncing with primary node, that is in state STARTUP2. At his time I will lose my change…
Mohammad Taherian
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