Another approach to attain replication is by using Deployments. 16 replicaset was moved to apps/v1 apiVersion from extensions/v1beta1. After you destroy the ReplicaSet, the running Pods will also get deleted. The user can specify a different scheduler for the Pods of the DaemonSet, by setting the . you can't create replicaset without spec. This is achieved by creating or removing. ReplicaSet 管理所有标签匹配与标签选择器的 Pod。. This is the file for the ReplicaSet: apiVersion: apps/v1 kind: ReplicaSet metadata: name: myapp-replicaset labels: app: myapp spec: selector: matchLabels: env: production name: nginx replicas: 3 template: metadata: name: nginx. apps/v1 blockOwnerDeletion: true controller: true kind: ReplicaSet name: nginx-d-5b686ccd46 uid: 7eb8fdaf-bfe7-4647-9180-43148a036184 resourceVersion: "556" More. The name of a ReplicaSet must be a valid DNS subdomain value, but this can produce unexpected results for the Pod hostnames. 1: Check that Namespace has not ReplicaSets. name of the ReplicaSet is part of the basis for naming those Pods. Core. If you would like to have a K8s cluster locally, I would recommend using the steps from here or somewhere similar. This is how rolling updates work - the Deployment creates a new ReplicaSet then gradually scales up the new one and scales down the old to the new until they are all on the new version. The. As you can see, it uses the apps/v1 API version, the kind is ReplicaSet, and in this case the name is set to hello-world_v1. kind: ReplicaSet. Query parameters; Parameter Type Description; continue. Persistent Volume Claim It is a kind of formal request from user for claiming a persistent volume. apiVersion: apps/v1 kind: ReplicaSet Metadata: name: some-name labels: app: some-App tier: some-Tier Spec: replicas: 3 # Here we tell k8s. A ReplicaSet is a Kubernetes controller that keeps a certain number of Pods running at any given time. Configuration Examples. The name of a ReplicaSet object must be a valid DNS subdomain name. Kubernetes troubleshooting is the process of identifying, diagnosing, and resolving issues in Kubernetes clusters, nodes, pods, or containers. yaml": no matches for apps/, Kind=ReplicaSet . Here is my VS code, as you can see there are several errors, this code follows the courses code to the T. This post is the 4th in our Kubernetes training series, providing DevOps engineers with an introduction to Docker, Kubernetes, and Octopus. replicas: It. Developed by MongoDB, MongoDBMulti Custom Resource Definition (CRD) makes it easy to run MongoDB replica sets across multiple Kubernetes environments and provides a declarative approach to deploying MongoDB, allowing users to specify the desired state of their deployment and letting the operator handle the details. The label selector is the core grouping primitive in Kubernetes. - kubernetes-exercises/replica_set. Saved searches Use saved searches to filter your results more quicklyFor instance, ReplicaSet invalidates its cache when the selector changes. A new ReplicaSet is created and the Deployment manages moving the Pods from the old ReplicaSet to the new one at a controlled rate. EDIT: to be extra clear: "Cannot create cluster due to docker exec cat /kind/version failing" is a symptom, please file an issue with the details on your specific. 24 commits. If you don't already have Octopus. Asking for help, clarification, or responding to other answers. pod config: apiVersion: v1 kind: Pod metadata: name: private-reg spec: containers: - name: private-reg-container image: ha/prod:latest imagePullSecrets: -. io/master:}, that the pod didn't tolerate. npm init && npm i express --save. Podの雛形 (Pod Template)を定義し、Label Selectorという方法で管理対象を. MySQL InnoDB ReplicaSet. This is because when the ReplicaSet creates new Pods, it adds the labels from the spec. The alerts and rules keys in the serverFiles group of the values. As in the case of Deployment, a controller is created, but unlike Deployment, it does not create a ReplicaSet , but instead it itself creates replicas from pods and assigns them names. spec can be used such as minReadySeconds, paused and more. com. Some possible values are Pod, ReplicaSet, Deployment and it is a CASE SENSITIVE string. Notice. The replicaSet controller ensure that three pods are running at any point of time in the cluster. With the help of deployment You can simply roll back to a previous Deployment revision. 이번에는 쿠버네티스의 대표적인 워크로드 리소스인 레플리카셋(ReplicaSet), 디플로이먼트(Deployment), 스테이트풀셋(StatefulSet), 데몬셋(DaemonSet)을 살펴본다. Enable sustainable, efficient, and resilient data-driven operations across supply chain and logistics operations. Replica sets provide redundancy and high availability and are the basis for all production deployments. In this blog, I will. It should also create a Kubernetes Endpoint resource with two entries in the host:port notation, one for each of the pods,. The IP address generated from the Load balancer SVC should be bound to the domain names mentioned in the replicaSetHorizons, for example: mongo-replicaset-0. It ensures that a specified number of replicas of a pod are running at any given time. Query parameters; Parameter Type Description; allowWatchBookmarks. This helps to ensure that the desired state of the system is maintained. Create a ReplicaSet. We also define a number of labels through which we can identify it. A ReplicaSet represents a group of Pod replicas (exact copies of a Pod). docker pull microsoft<base image type>:<version> docker tag microsoft<base image type>:<version> microsoft<base image type>:latest docker build . name of the ReplicaSet is part of the basis for naming those Pods. DeploymentとReplicaSetとPod. name of the ReplicaSet is part of the basis for naming those Pods. deployment "my-nginx" created. tier: Backend → We have defined the label tier. To add node selectors to an existing pod, add a node selector to the controlling object for that pod, such as a ReplicaSet object, DaemonSet object, StatefulSet object, Deployment object, or DeploymentConfig object. The. If you want to delete only the ReplicaSet resource, and keep the pods without an owner, you need to manually delete them. ReplicaSetCondition describes the state of a replica set at a certain point. Create the file with the command: nano rs. Both of them ensure that a specified number of pod replicas are running at any given time. However, a Deployment is a higher-level concept that manages. You need to complete all steps, certificate issuance cannot be. . In a nutshell label selectors depend on labels to select a group of resources such as pods. So I'm trying to connect to the MongoDB replica set from a mongo shell installed on my local system. To add node selectors to an existing pod, add a node selector to the controlling object for that node, such as a ReplicaSet, Daemonset, or StatefulSet. When I inpect the new running docker, I see that it runs not with the new parameters, but with the same. ReplicaSet is the next-generation ReplicationController that supports the new set-based label selector. More broadly defined, Kubernetes troubleshooting also includes effective ongoing management of faults and taking measures to prevent issues in Kubernetes components. 对于 ReplicaSet 而言，其 kind 始终是 ReplicaSet。 当控制平面为 ReplicaSet 创建新的 Pod 时，ReplicaSet 的 . For example :While creating ReplicaSet, I am getting following error: The ReplicaSet "julrs" is invalid: spec. I'm managing a kubernetes cluster and there is a duplicate pod that keeps coming back, but the duplicate ReplicaSet controlling it also keeps coming back after deletion. revisionHistoryLimit is an optional field that specifies the number of old ReplicaSets to retain to allow rollback. Horizontal Pod Autoscaling. com. $ kubectl run my - nginx -- image = nginx -- port 80. Below is an example of a. You can of course also create a . 16 replicaset was moved to apps/v1 apiVersion from extensions/v1beta1. allowWatchBookmarks requests watch events with type "BOOKMARK". A ReplicaSet’s purpose is to maintain a stable set of replica. I found this with trial and error, so this is the diff file. replicasetは特定のラベルのついたpodを監視している。 さっき見たみたいにレプリカ数が不足している場合は新たにpodが作成される。 それに対し、レプリカ数が過剰に存在している場合は該当するpodの内のpodをレプリカ数と同じ数になるように削除する。55 Thomson Place 2nd Floor Boston, MA 02210 Tel: +1 617 837 6840apiVersion: apps/v1 kind: ReplicaSet metadata: name: myapp2-rs spec: replicas: 3 # 3 Pods should exist at all times. . template. apiVersion: v1 kind: Pod. If you want to change which port has been intercepted, you can create a new intercept the same way you did above and it will change which service port is being intercepted. The operator creates a config (and updates it) for the agent’s sidecar container responsible for configuring MongoDB in each Pod. Load 7 more related questions Show fewer related questions Sorted by: Reset to default Know someone who can answer?. If you use Deployments to manage your Kubernetes workloads, and most people do, then they will leave behind one ReplicaSet for each change you make. replicas. The requests object contains the list of resources that correspond to the list of resources in the quota. Is that possible ?リソース 役割; Deployment: ReplicaSetを生成、管理しローリングアップデートやロールバックといったデプロイ管理を行います。: ReplicaSet: 同じ仕様のPodのレプリカ数を管理します。ReplicationControllerの後継に当たるものです。: Pod: アプリケーションを動かすための最小単位。1 Answer. Add unique labels to the deployment's template. local:27017] on first connect [MongoError: getaddrinfo ENOTFOUND mongodb-mongodb-replicaset-1. ReplicaSet: It is an object that ensures a specified number of identical pod replicas are running at all times. Filter them further to find the one with the correct revision number. There's an example at the bottom of this blog post by. 26. name that you specified in your Ops Manager resource definition. my-image:latest. The basic format is <server_name> <keytype> <base64-encoded_key>, one entry per line. We need k8s to automatically start a pod if the pod prematurely dies or when a node failure happens. It can be used to reliably run a single Pod indefinitely or to run multiple instances of the same Pod. The first two lines define the API version to be used (v1) and what the YAML file will be deploying (ReplicaSet). As a kind of Pod manager running in your cluster, a ReplicaSet makes sure the desired number and type of a certain Pod is always up and running. I am pretty new to Kubernetes Whenever one of theStep 1: Create ReplicaSet in Kubernetes Using YAML File. (ReplicaSet extends an older object called ReplicationController-- which is exactly the same but without the Revision history. And a new pod will spring to life to replace it: NAME READY STATUS RESTARTS AGE LABELS rs-quarkus-demo-2txwk 0/1 ContainerCreating 0 2s app=quarkus-demo,env=dev rs-quarkus-demo-jd6jk 1/1 Running 0 109s app=quarkus-demo,env=dev rs-quarkus-demo-t26gt 1/1. The Kubernetes Operator uses split horizon DNS for replica set members. 26. For ReplicaSets, the kind is always a ReplicaSet. 3. name field. 8. Here’s an example: kubectl get pods -l app=nginx NAME READY STATUS RESTARTS AGE nginx-pod 1/1 Running 0 2m56s. The other possible approach to attain replication is by using ReplicaSet. spec 部分。. simplifies and automates the management of security certificates for Kubernetes. For example, I have a Pod like: apiGroup: v1 kind: Pod metadata: ownerReferences: - apiVersion: apps/v1 blockOwnerDeletion: true controller: true kind: ReplicaSet name: grpc-ping-r7f8r-deployment-54d688d777 uid: 262bab1a-1c79-11ea. docker. Below is my yaml file replicaset. The difference between a ReplicaSet and a ReplicationController is that a ReplicaSet supports set-based selector requirements whereas a replication controller only supports equality. spec. In the simplest case, a deployment just creates a new replication controller and lets it start up pods. ReplicaSetについて. This name will become the basis for the ReplicaSets and Pods which are created later. kubectl delete $ (kubectl get all | grep replicaset. Kubernetes の実践. 2. Annotations provides additional information about an object, such as build information or. It is intended to replace ReplicationControllers. list or watch objects of kind ReplicaSet. This is how rolling updates work - the Deployment creates a new ReplicaSet then gradually scales up the new one and scales down the old to the new until they are all on the new version. . Here are the details: I'm using Nuget packages: Mongo. By default, 10 old ReplicaSets will be kept. 245. template: here we specify the specs of the Pods to be created by this replicaset. yml. kubectl get replicaset. apps | grep "0 0 0" | cut -d' ' -f 1) This only works because of the way kubectl get all displays resources. The spec part is mandatory in the ReplicaSet object. Remember the Replicaset definition from the beginning? Its first two fields apiVersion and kind specify the group/version and kind (=resource type). It is an open-source, general purpose, document-based, distributed NoSQL database server that is especially popular with JavaScript projects. There is container with parameters The container is too old. I have a pod in my EKS cluster and I want to edit it's yaml so that I can change the read-only values from true to false. Additional fields in . name values hence they both have their own isolated resources. template. The job of a ReplicaSet is to maintain a stable number of pod copies or replicas. conditions. kind: 오브젝트 종류를 명시하는 항목으로 ReplicaSet으로 지정합니다. docker-compose. 2. template. For ReplicaSets, the kind is always a ReplicaSet. A regular ReplicaSet or Deployment would not be appropriate because you couldn't reliably identify the Pod running the primary replica. Create a ReplicaSet: kubectl create . error: unable to recognize "kubia-replicaset. spec. ReplicaSetは指定された数のPodを複製し、実行してくれる。. busybox default to the docker command sh which opens a shell and because the container is neither not started with a terminal attached the sh process exits immediatly after container startup leading to the CrashLoopBackOff Status of your pods. It defines: The number of replicas this controller should maintain. A ReplicaSet, as the name implies, is a set of replicas (Pods) maintained with their Revision history. yaml file are mounted in the Prometheus container in the /etc/config folder. A ReplicaSet’s purpose is to maintain a stable set of replica Pods running at any given time. In this example: A Deployment named nginx-deployment is created, indicated by the . " - Could you please confirm if any of those 23 linked services contain Mongo DB? Other 2 things which I have noticed is :From what I can tell in the documentation, a ReplicaSet is created when running a Deployment. In Kubernetes 1. metadata. The following command installs the MongoDB Enterprise Kubernetes Operator in the mongodb namespace with the optional --create-namespace option. Replication Controller and Replica Set do almost the same thing. 9 the API version apps/v1 on the ReplicaSet kind is the current version and is enabled by default. We have n number of different type of objects in Kubernetes, like Pods, ReplicaSet, Deployments, Services, etc. 在旧版本的Kubernetes中，只有ReplicationController对象。. My 2 cents on the subject, don't mix POD status with Container status (it's true that they're correlated). So the apiVersion of ReplicaSet will be apps/v1. ReplicaSetHorizons feature does not work without using SSL/TLS certificates. For kinds in the extensions/v1beta1, apps/v1beta1, and apps/v1beta2 group. What did you expect? Mongodb-agent ready and cluster OKFor ReplicaSets, the kind is always a ReplicaSet. copy. 8 user guide shows how to create a deployment in. Trong định nghĩa spec trên thì “kind: ReplicaSet” là tên đối tượng Kubernetes mà chúng ta cần tạo với name và các Label được gán cho đối tượng ReplicaSet này được định nghĩa trong phần metadata. A ReplicaSet ensures that a specified number of replicas, or copies, of a Pod, are running at any given time. Get all replica sets with the labels. Via a label selector, the client/user can identify a set of objects. Rest all is same as the replication controller. When the control plane creates new Pods for a ReplicaSet, the . Hence the yaml should be as below. KIND: ReplicaSet VERSION: apps/v1 DESCRIPTION: ReplicaSet ensures that a specified number of pod replicas are running at any given time. Each new ReplicaSet updates the revision of the Deployment. apiVersion: apps/v1 kind. The selector is used to identifying the Pods it can acquire. In case, these pods go down then this replicaset can use it’s template to replace these pods. We no do deploy or manual changes. metadata. For clarification - I meant container. These manifests should result in the creation of two pods as part of the hello-world ReplicaSet, and a hello-world service resource with an external-facing load balancer, if the cloud provider and cluster network supports it. apiVersion: apps/v1 kind: ReplicaSet metadata: name. ReplicationController can only match a label with a value (As we saw in rs’s example). And Replica Set manages the basic units in Kubernetes - Pods. kubectl create -f kubia-replicaset. For example, if you want to have four pods running at all times and one of them suddenly crashes, a ReplicaSet will ensure that the crashed one is removed and will spin up a new, hopefully healthy, one. Build your first docker image. 8. name: 레플리카셋 조회 명령 입력시 보이는 이름입니다. As an example, you could be deploying a MySQL database with a primary instance and two read-only replicas. Share. Most common metadata:. For example, by deploying OPA as an admission controller you can: Require specific labels on all resources. Provide details and share your research! But avoid. Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. For example, this is my one from my canonical-service-controller-manager pod: $ kubectl get pod -n asm-system canonical-service-controller-manager-67c8f5fff5-dzd4t -o yaml apiVersion: v1 kind: Pod metadata:. As per the name, ReplicaSet is used for managing the replicas of our pods. Create pods. Setup KinD. Openshift Depoyment create replicaset the same with old. Create a deployment via kubectl run, as shown below. The number of ready replicas for this replica set. observed state, so it. metadata. 1. metadata. name of the ReplicaSet is part of the basis for naming those Pods. 2. yaml apiVersion: apps/v1 kind: ReplicaSet # ประเภทของ Resource metadata: name: first-rs # ชื่อของ ReplicaSet labels: app: first-rs # Label ของ. Escribir un manifiesto de ReplicaSet. apiVersion:. spec can be used such as minReadySeconds, paused and more. yaml replicaset. A ReplicaSet is one of the controllers responsible for keeping a given number of replica Pods running. Finally, the "spec" is the most important part of our YAML file. 3. name field. Let’s have an example: When you instantiate a ReplicaSet, it creates the desired number of replicas using the pod template. Clients should not assume bookmarks are. Each new ReplicaSet updates the revision of the Deployment. This way I want to be able to make changes to the pod's system/image (haven't exactly figured out it's name) that at the moment it read-only file system. Deployment is an abstraction over ReplicaSet. mod. To add node selectors to an existing pod, add a node selector to the controlling object for that pod, such as a ReplicaSet object, DaemonSet object, StatefulSet object, Deployment object, or DeploymentConfig object. In the above section, we observe that Deployment internally creates a ReplicaSet. OpenShift Container Platform の Deployment および DeploymentConfig は、一般的なユーザーアプリケーションに対する詳細な管理を行うためのよく似ているものの、異なる 2 つの方法を提供します。. spec is where you define the desired state and specifications for the ReplicaSet. Table 7. template: here we specify the specs of the Pods to be created by this replicaset. Selectors allow users to choose a specific subset of objects based on a shared set of labels. Asking for help, clarification, or responding to other answers. selector. 2. For ReplicaSets, the kind is always a ReplicaSet. ReplicaSetについて. A ReplicaSet provides basic scaling mechanisms for pods, such as creating new pods if. For ReplicaSets, the kind is always a ReplicaSet. This is awkward and complex. Kubernetes troubleshooting is the process of identifying, diagnosing, and resolving issues in Kubernetes clusters, nodes, pods, or containers. yaml": no matches for apps/, Kind=ReplicaSet . 9 de Kubernetes, la versión apps/v1 de la API en un tipo ReplicaSet es la versión actual y está habilitada. Kubernetes 1. By evaluating pod. When the control plane creates new Pods for a ReplicaSet, the . selector: matchLabels: my-label: my-value. '. 因為沒有創建ReplicaSet或是任何有相關的排序，所以只能delete or scale up/down。 DaemonSet 這個簡單來說就是在每一個Node都會跑一個Pod，所以不管是新增. cat replicaset. Prior to Kubernetes 1. kind: ReplicaSet; The main difference between replicationController and replicaSet is, the replicaSet requires a field named selector as a child of main spec. When we deploy this replicaset it will create 3 Pods from this template. Use the following command to fetch all configuration reports: kubectl get configauditreports -o wide. #Get list of Pods kubectl get pods kubectl describe pod <pod-name> # Get list of Pods with Pod IP and Node in which it is running kubectl get pods -o wide I inherited an app without a ton of handoff information, and there's a Kubernetes setup with ReplicaSets and KOPS (and based on Docker containers). 5. Attempting to merge the support operator has triggered some form of bug in the replica set controller - the first time the operator deployment is updated it goes into an infinite loop of collisions, creating and deleting the pod endlessly. The following command installs the MongoDB Enterprise Kubernetes Operator in the mongodb namespace with the optional --create-namespace option. NOTE: When you scale down a MongoDBCommunity resource, the Community Operator might take several minutes to remove the StatefulSet replicas for the members that you remove from the replica set. Rollback to an earlier Deployment revision if the current state of the Deployment is not stable. net core web application that gets some information from MongoDB replica set but from time to time I'm getting a timeout errors. kind: ReplicaSet → We have defined the kind as the replica set which helps kubectl to understand that the file is used to create a replica set. 9) is a Kubernetes resource used to manage stateful applications. For example, if you’re. Pod Environment variable; apiVersion: v1 kind: Pod metadata: name: static-web labels: role: myrole spec: containers: - name: nginx image: nginx env: - name: DB_NAME value: MyDB - name: DB_URL valueFrom: configMapKeyRef: name: config-url key: db_url - name: DB_PASSWORD valueFrom: secretKeyRef: name:. metadata includes the name for the ReplicaSet, which is "my-replicaset". So the correct terminology (and need) here, is to contact (micro-)service A from (micro-)service B. Labels are the properties attached to each item/object. For ReplicaSets, the kind is always a ReplicaSet. labels: my-label: my-value. Phần chính trong định nghĩa đối tượng ReplicaSet nằm trong phần spec với định. StatefulSets address this by guaranteeing that each Pod in the ReplicaSet maintains its identity. See morekind: ReplicaSet. Here, this replicaset will monitor Pods with the label tier: frontend. Deployments and Deployment Configurations. While Kubernetes, both natively and through ingress controllers, offers a number of ways to expose a service, we will use the standard Service resource of type LoadBalancer. ReplicaSet. When the control plane creates new Pods for a ReplicaSet, the . deployment "my-nginx" created. It seems to support some of the same features of a ReplicationController - scale up/down and auto restart, but it's not clear if it supports rolling upgrades or autoscale. ObservedGeneration reflects the generation of the most recently observed ReplicaSet. The spec. In Kubernetes, Admission Controllers enforce policies on objects during create, update, and delete operations. Servers that do not implement bookmarks may ignore this flag and bookmarks are sent at the server's discretion. labels: my-label: my-value. Each rollback updates the revision of the Deployment. below is the yaml file:kind: type of object trying to be created. In K8s, a ReplicaSet is an object that helps to manage and maintain a set of identical pods. backup. 3. Configure an S3 bucket to use as the S3 snapshot store. StatefulSet is also a Controller but unlike Deployments, it doesn’t create ReplicaSet rather itself. Get Pods. See Writing a Deployment Spec for more details. 0. The number of pods that have labels matching the labels of the pod template of the replicaset. The API version apps/v1beta2 is deprecated. metadata. When the control plane creates new Pods for a ReplicaSet, the . yaml": no matches for kind "Replicaset" in version "apps/v1" ensure CRDs are installed first. Every one of them is a member of the Kubernetes ReplicaSet. Use the kubectl create and kubectl apply commands to create ReplicaSets. Labels are like tags that identify and categorize Kubernetes objects. Saved searches Use saved searches to filter your results more quicklyThe field is named in plural, so I assume it should be possible to define more than one set of horizon definitions. Reading the documents it is not clear if the default behaviour should. . 決めた分だけ Pod の起動を維持してくれるし、これで事足りる。. Deploy a MongoDBMultiCluster Resource. also, another suggestion don't use the Replicasets by default Deployment create the Replicaset in the background. I found this trick though till I could find a better way. list or watch objects of kind ReplicaSet. kind: ReplicaSet metadata: name: 1st-replicaset spec: podSelector: matchLabels: app: Web-app replicas: 5. metadata. If a user-facing Pod fails or becomes overworked, the Deployment allocates work to a Pod from the ReplicaSet to maintain responsiveness. Clients should not assume bookmarks are. To do this we will write a YAML configuration. ReplicaSet is a lower-level abstraction that provides basic scaling mechanisms. yaml. labels 必须匹配 . If you have recently updated your Kubernetes version and all of a sudden your YAML files stopped working, for Daemonset or for Deployment or maybe your Replicaset YAML file started giving the error: no matches for kind "DaemonSet" in version "extensions/v1beta1. Kubernetes对象之Pod. 1 Answer. Use the same way to create deployment and modify kind to ReplicaSet in the yaml file and remove fields specific to deployment. ObservedGeneration reflects the generation of the most recently observed ReplicaSet. spec section is similar to the ReplicaSet’s, defining the pod template for each replica. The name of a ReplicaSet must be a valid DNS subdomain value, but this can produce unexpected results for the Pod hostnames. metadata. A ReplicaSet is used to ensure that a specific number of replicas (copies) of a pod are running at any given time, while a Deployment manages updates to a ReplicaSet by creating a new ReplicaSet with the updated pod template and gradually scaling it up while scaling down the old ReplicaSet. 9 versi API apps/v1 pada kind ReplicaSet adalah versi saat ini dan diaktifkan secara default. allowWatchBookmarks requests watch events with type "BOOKMARK". Based on the configuration you deployed with, both the deployment. Bson all with version number 2. If you want to clean it manually you can just paste that in your console. We will setup a single node Kubernetes cluster on our local machine using KinD (Kubernetes in Docker). When the control plane creates new Pods for a ReplicaSet, the . cluster. metadata: It contains the metadata for the ReplicaSet, such as its name. Servers that do not implement bookmarks may ignore this flag and bookmarks are sent at the server's discretion. 11. Refer to the first lines of the frontend. The pods have been labeled with the pod-template-hash, and one of them was the pod created at the beginning of the test, and there are 2. When the control plane creates new Pods for a ReplicaSet, the . If a user-facing Pod fails or becomes overworked, the Deployment allocates work to a Pod from the ReplicaSet to maintain responsiveness. APIVersion defines the versioned schema of this representation of an object. Replace <domain-rs-1>, <domain-rs-2>, and <domain-rs-3> with the external FQDNs of the MongoDB replicaset members.