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Kubernetes 6443 connection refused The connection to the server 100. The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources kubeadm reset Use above mentioned command on master & node servers solved all my problems. 40. This will start your cluster. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. strace -eopenat kubectl version try kubectl get nodes now. Hot Network Questions Connections between the path integral formulation and the Fourier transform How can I tackle this probability question on deck of cards with replacement? Can game companies detect pirated games and sue if the user obtained the games using legitimate ways in other platforms? Additional info - after the reboot, only the docker container “kube-scheduler” is running. I think the best way to resolve Kubernetes problems is checking related services status like kubelet , docker, containerd , CNI Hi I have the same problem with you, when I restart the ubuntu,and type kubectl get nodes It always show change@change-VirtualBox:~$ kubectl get nodes The connection to the server 10. 144:6443 was refused - did you specify the right host or port? Starting containerd, did the magic for me. service is running or not. After rebooting and when the What happened? Hello All, I am setting up Kubernetes in my VMs for some testing, here is the info - Below CLI is used to initialize --> kubeadm init --pod-network-cidr=10. 60 worker-1 Aug 30 11:17:55 localhost. yaml poddisruptionbudget. x86_64 rancher/rke2#1 SMP Tue Dec 8 15:42:52 UTC 2020 x86_64 x86_64 x86_64 "Working with Kubernetes Clusters Helm interacts directly with the Kubernetes API server. Share. kube-apiserver kube-controller kube-proxy Any idea why this is so? How to automatically re Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. kubectl only returns refused. 2. 80. local port 8080: Connection timed out) The connection to the server x. Thanks BK You mus be set hostname because when you call “kubectl” it’s mean http request to control plane. Let’s take a dive into the things that might stop you from connecting to your pods!! First — check your component status. For me, this occurs every time on every host. After reading up on enabling required ports, I have run the commands: sudo ufw allow 6443, sudo ufw allow 6443/tcp, and sudo ufw allow 6443/udp. Kubectl get nodes return "the server doesn't have a resource type "nodes"" 2. kubernetes-custom-resources. 1:6443 was refused - did you specify the right host or port? i am still facing the same [pierrick@kubernetes ~]$ curl https://192. Kubernetes version: 1. 6443: connect: connection refused. I've verified that my ~/. kube folder, with all the config copied there, no luck. May be your host or kubernetes can not understand the route to go,then we define it run this command on control plane sudo hostnamectl set-hostname "k8scontrolplaneORyourdomain. 0: 1379: March 1, 2024 The connection to the server 192. Share this: Twitter; LinkedIn; Pocket; The connection to the server 100. This cluster worked fine until I decided to shutdown and kubectl cluster-info To further debug and diagnose cluster problems, use ‘kubectl cluster-info dump’. 146:6443 becomes inaccessible shortly after a reboot, suggests a problem that could be related to the Kubernetes control plane components themselves, networking on your host, or resource constraints that only manifest under certain conditions. 42:6443 was refused - did you specify the right host or port? some time its working and sfter some time automatically getting the same issue Please help me with resolution steps below is my server details The connection to the server 172. Tried recreating the . 0M 0% /run/lock tmpfs 796M 4. 5 (OCP) The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources Oh ok, I had read that kubernetes v. 32. 168:6443 was refused - did you specify the right host or port? 30 seconds in: Yes, you definitely have problems with API server. 89. 1 (Linux nl-ams-alfa 5. Distributor ID: Ubuntu Description: Ubuntu 18. svc. When I check the cluster info by kubectl cluster-info, it shows the correct information. Installing kubeadm | Kubernetes you need to open 6443 port, refers to official document. After exporting the KUBECONFIG, I faced same issue multiple time then I understood it’s not hitting to the api. Reload to refresh your session. kubectl get pods-- response: The connection to the server 192. Sometimes I could briefly get it to work only to immediately fail In this tutorial, we’ll learn how to fix the error “Connection to server was refused” when using kubectl. 86. Unfortunately, it’s still the same. 3 Cloud being used: (put bare-metal if not on a public cloud) bare-metal Installation method: kubeadm Host OS: RHEL 7 server: https://192. development. 30. 4. 168:6443 was refused - did you specify the right host or port? 20 seconds in: The connection to the server 10. Discuss Kubernetes The connection to the server 6443 was refused - did you specify the right host or port? General Discussions. Provide details and share your research! But avoid . 28:6443: connect: connection refused. I have been knocking my head about this on Ubuntu 20:04 bare metal cluster and none of the suggestions were an answer. Kubectl and Minikube problem - Unable to connect to the server. X:6443: connect: connection refused. example. “The connection to the server localhost:8080 was refused - did you specify the right host or port?” kept coming back no matter what kubectl command I issued. 111:6443 was refused - did you specify the right host or port? you can use these command to solve this issue: 1. The connection to the server 10. 3 LTS only one master node cluster. this seems like the api server is not running. 6. Failed to setup kubeconfig when starting minikube. localdomain kubelet[2417]: I0830 11:17:55. sbirl December 1, 2022, 3:17pm 3. After a while, it simply shows The connection to the server <server_ip>:6443 was refused - did you specify the right host or port? Cluster information: Kubernetes version: 1. In other words, we need to add # to the beginning of the line that starts with /swapfile. Im beggining my studies in Kubernets, follow the tutorial (Install and Set Up kubectl - Kubernetes) and when type “kubectl cluster-info” I receive the message “To further debug and diagnose cluster problems, use ‘kubectl cluster-info dump’. 9G 0% /dev/shm tmpfs 5. If you try to deploy the service in a newly created namespace, it will not reach the deployment in kube-system namespace. PFB. Hot Network Questions when I restart the ubuntu,and type kubectl get nodes It always show `` lal@kmaster:~$ kubectl get nodes The connection to the server 192. connect to kubernetes cluster from local machine using kubectl. exit 4. minikube service url connection refused. 0M 0 5. 30:6443 are being refused. 100:6443 was refused - did you specify the right host or port? [root@ip-297-49-42-100 ~]# systemctl status kubelet. You switched accounts on another tab or window. service . We recommend why I can't use bootstrap-kubeconfig though because that mechanism is designed for (plus or minus) bare metal deployments, such as using an autoscaling group in AWS (or its GCP equivalent) -- with just kubelet and kubeadm binaries, you can take an empty machine and have it join the cluster by contacting the API to get the cluster config, and then using the I installed a Kubernetes master using kubeadm sucessfully on a VM (VirtualBox). When I did “df -h”, no overlay or shm (mounted on /var/lib/docker) was listed, until I increased the free disk space. If they When I run kubectl get nodes command I am getting below error. First of all, change the Hi tania, Thank you for the response. kubectl get no The connection to the server 127. 1 LTS Release: 18. Helm attempts to do this automatically by reading the same configuration files used by kubectl (the main Kubernetes command-line client). 0 containerd version: 1. 0 and I am fine for security view point since it is test setup. The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources i checked the connection with master node , this is returning ok. 42:6443 was refused - did you specify the right host or port? $ sudo swapoff -a. 2:6443 was refused - did you specify the The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources Hi , my k8s occurs this problem because CentOS used the SWAP. I've already tried this answer curl: (7) Failed to connect to 192. Kubectl connectivity issue. Testing with telnet also confirmed that the connection to this port is being refused. service Display all 494 possibilities? (y or The bootstrap machine is unable to connect by SSH and fails with the following error: # ssh ip-xxx-xxx-xx-xx. Basically, when you start Kubernetes you start the services on port 6443, however the above command is searching for services running on port 8080. The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources Hey even i was facing the same issue, so I scp kubeconfig file from master node to all the worker nodes for admin privileges. 1. 49. However, to make this permanent we need to edit the /etc/fstab file, commenting out the line referring to swap memory. 11 Host OS: Ubuntu 22. First, let’s understand how kubectl communicates with the Kubernetes Once I changed this to true, I stopped getting the 6443 connection refused errors. When I run command kubectl get nodes I get this error: The connection to the server localhost:6443 was refused - did you specify the right host o Hello community, Cluster information: Kubernetes version: 1. then check your ports to see I think the best way to resolve Kubernetes problems is checking related services status like kubelet , docker, containerd , CNI and if they all are fine and work correctly, I think kubectl also should work fine as well. The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources jp@tensor3:~$ sudo kubectl get all --namespace=kube-system [sudo] password di jp: NAME READY STATUS RESTARTS AGE pod/coredns-78fcdf6894-bblcs 1/1 Running 0 1h pod/coredns-78fcdf6894-wrmj4 1/1 Running 0 1h pod/etcd-tensor3 1/1 Running 0 1h pod/kube-apiserver-tensor3 1/1 Running 0 1h pod/kube-controller-manager-tensor3 1/1 Running 0 1h The connection to the server 10. 7:6443 was refused - did you specify the right host or port? Kubernetes API server connection refused. 25. General Discussions. I think a lot of people are following the same guides, and the When I say “kubeadm init kinda dies”, I mean that I noticed the kube-apiserver that’s listening on 6443 dies off in about 1-2 minutes, even after seeing established connections from kubelet (via lsof -Pi). Active Internet connections (only servers) Proto Recv-Q The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources Just checked kubelet. 42:6443 was refused - did you specify the right host or port? some time its working and sfter some time automatically getting the same issue Please help me with resolution steps below is my server details The connection to the server [root@k8s-master ~]# kubectl get pods The connection to the server 192. 0K 796M 1% Checking the first master now, I get connection refused for the IP on port 6443. This is not running on minikube - it's running on a remote VPS. 7M 787M 2% /run /dev/sda2 20G 20G 0 100% / tmpfs 3. And this fixes my problem: in the shell: swap -a and then: edit the file: /etc/fstab, you will see a line like below: After changing all references I could find from 6443 to 443 on the other two nodes, now, it seems all connection attempts from inside the cluster are returning “connection refused” imntreal November 2, 2022, 5:49pm Hello. off swap kubeadm Initialization successful, but seem kube-system containers restart many times. Five days were spent on finding out the cause, since it is not obvious. 0. 24. [discovery] Trying to connect to API Server "10. kubectl cluster-info dump fails with message above. Minikube+Kubectl "Unable to connect to the server - timeout" 6. sudo -i swapoff -a exit strace -eopenat kubectl version and you can type I came here for a similar problem and while your post didnt directly solve my issue, it helped guide me to where my issue was. Please, find the attached screenshot. e. dial tcp 195. Kubernetes - connection refused diagnosis. go:986 The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources 1. 9. 21. swapoff -a 3. 200:6443 was refused - did you specify the right host or port? [root@k8s-master ~]# 2. if it existed but wasn't listening on 8080 port, you're trying to connect to, you would receive timeout e. 13-200. 134. 173. especially it said connection x. You need to have a Kubernetes cluster. 127:6443 was refused - did you specify the right host or port? Kubernetes Connection refused. 3 it works great, until I reboot the VM and then it no longer listens on port 6443. The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources The connection to the server 192. 1 is local host (IPV4), [::1] is the IPV6 equivalent. sudo -i swapoff -a exit strace -eopenat kubectl version and you can type Asking for help? Comment out what you need so we can get more information to help you! Cluster information: 1 master node 1 worker node root@k8s-master1:~/. X. I can't seem to get a node to join the cluster. 8. X:6443 was refused - did The issue you’re encountering, where the Kubernetes API server at 172. Improve this answer. You could connect to the Kubernetes Worker host and do the diagnosis there, since from the hosts point of view, the container is only a proccess. Can't connect with Discuss Kubernetes SOLVED: `kubeadm init` kinda dies after minutes; 6443 connection refused. 181:6443 was refused - did you specify the right host or port? Steps To Resolve Connection Issue After Kubernetes Mater Server IP is Changed . Despite double-checking my configuration and trying various troubleshooting steps, such as manually testing the connection with curl and running The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources Stack Exchange Network. cluster. 2 Cloud being Bom dia. x:6443 was refused after restarting the VM where kubernetes master was installed using kubeadm 13 Kubernetes - The connection to the server localhost:8080 was refused - did you specify the right host or port? The connection to the server <host>:6443 was refused - did you specify the right host or port? General Discussions sandhya816 July 22, 2020, 4:00am 我此次产生6443报错问题的原因是：检查pod时候，发现所有pod都已宕掉，都是notReady状态，尝试了重启etcd、重启containerd、重启kubelet，都未能解决。猛然间想起来查看SELinux的状态，发现SELinux没有关闭， Thanks! That saved me four and a half days of troubleshooting! Disk space was the cause in my case as well. show post in topic The same thing happened to me. kube/config file (under server field) or with: kubectl describe pod/kube-apiserver-<master-node-name> -n kube-system. . 168. The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources Not sure if it applies to your environment, but I was having similar issue - any kubectl commands were returning: Unable to connect to the server: dial tcp [::1]:8080: connectex: No connection could be made because the target machine actively refused it. you can try inspecting the Pod / container logs for Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company kubernetes master 6443 connection refused from other hosts. You mention how to disable it but it doesn’t work. Problem: Unable to connect to the Kubernetes API server on port 6443. 22. kube# kubectl get nodes NAME STATUS ROLES AGE VERSION k8s-master1 Ready control-plane 152m v1. 6. 127. 15. sudo -i 2. The connection to the server 1. Master Server: Kali Linux (VM) swapoff -a rm /etc/kubernetes/kubelet. Load 6 more related questions Show The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources Hi, I am quite new into administration stuff and kubernetes generally, but I had to took over the management of our cluster from the previous person. The problem is that if I stop the machine and restart it the master node seems to be down: kubectl get nodes The connection to the server 10. 1 Cloud being used: Virtualbox Installation method: Build your own Multi-node Kubernetes Cluster with Ubuntu(20) on VirtualBox - techbeatly Host OS: Ubuntu 20. Environment. 2 k8s-worker01 Ready 150m v1. Hi everyone i am installing kubernetes on rhel 9 after kubeadm init command if we gave get pods command kube proxy is getting crashloopback after evry min pods restarting and getting this The connection to the server 10. # kubectl apply -f calico. The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources From the looks of things, this seems related to #349, but I'd like to rule out that I'm completely misunderstanding the issue before posting there. The other docker containers have stopped, i. I have faced same issue and resolved by just start of kubelet. kubectl get nodes The connection to the server <myip>:6443 was refused - did you specify the right host or port? sudo netstat -tulpn. 1:6443 was refused - did you specify the right host or port? vagrant@master:~$ kubectl get nodes The connection to the server 100. go:1775] skipping pod synchronization - [container runtime is down PLEG is not healthy: pleg was last seen active 2562047h47m16. 5. 19:6443 curl: (7) Failed connect to 192. curl -sSL https://<master-ip>:6443/healthz --insecure Cluster information: Kubernetes version:v1. internal port 22: Connection refused Environment. 205:6443 was refused - did you specify the right host or port? Solution: Kindly change the security group and define the first port as 6443 or allow all traffic. You signed out in another tab or window. 1:16443 was refused - did you specify the right host or port? Even microk8s. 7/2/2018. default. 2 Installation method: kubeadm init, directly from the documentation page Host OS: Ubuntu 22. When I run command kubectl get nodes I get this error: The connection to the server localhost:6443 was refused - did you specify the right host or port? How can I fix this? Here are a few pointers that could help. 0: 1345: March 1 . When I try using telnet to Everything was working on a kubernetes cluster with a master and three nodes. After a restart in all machines I started receiving this error when trying to run any kubectl command. 0 CRI and version: containerd 1. x:6443 was refused - did you specify the right host or port? Can someone help to setup kubeadm, and should allow for all IP's something like 0. 230:6443 To further debug and diagnose cluster The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources # kubectl get nodes The connection to the server 192. 76. The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources hello guys I was struggling with this problem for about 2 days until I came across this link and my problem was completely solved according to the point mentioned in the link. Unfortunately, in the logs I did not see the records related to the problem of disk space. If swap memory needs to be enabled, we need to enable a feature called NodeSwap on each node in the Kubernetes cluster. x:6443 was refused - did you specify the right host or port? How can I make sure it will always be up after restarting I follow this to install kubernetes on my cloud. My Fix: On MacOS if you install K8s with brew, you still need to brew install minikube, afterwards you should run minikube start. However when trying to run a health check on kube-apiserver I get the following: $ kubectl cluster-info --kubeconfig The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources The connection to the server 10. I was getting this error: The connection to the server 10. 3. 2 LTS CNI and version: Flannel 0. 16. 15:6443" [discovery] 6443: connect: connection refused] Despite the port being open and the server running, attempts to connect to the API server at 172. In case you are using kubectl proxy to connect to Kubernetes API, make sure kubeconfig file is properly configured. I recently tried installing Kubernetes on three virtual machines all running Ubuntu 22. Dial tcp X. General you've reached successfully your testpod Service (otherwise, i. 101:6443 was refused - did you specify the right host or port? UPDATE: Added environment settings. Copy and paste: #!/bin/bash swapoff -a systemctl start kubelet docker start (docker ps -a -q) The connection to the server 172. Below are the steps I took to fix it. This is the code from the blog, for ambassador-svc. 4 LTS CNI and version: calico CRI and version: This is my virtualbox kubernetes lab which I didnt use for a few months. My advice to you is wipe all, update docker. : Connection Refused to Kubernetes Service. ; It's easy to mix The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources $ kubectl get nodes The connection to the server 192. telnet hadoop. io, kubelet, kubeadm, kubectl to latest versions and start from scratch. aca534. myserver. 42. Let me help you step-by-step: Wipe you current cluster, update packages under the root : To solve the issue The connection to the server localhost:8080 was refused - did you specify the right host or port?, you may be missing a step. 2 Cloud being used: (put Every time I install Kubernetes 1. fc33. 31. It was working find and I started facing the following problem: kubectl get pods The connection to the server localhost:8080 was refused - did you spec 10 seconds in: The connection to the server 10. When I run microk8s start it still the same. 1. sudo su iptables -P INPUT ACCEPT ALL iptables -F Please try this if you still have the issue. 21 telnet: Unable to connect to remote host: Connection refused As for my understanding now there is two cases for connection refused to occur, either the service under the port is not I've been following Kelsey Hightower's Kubernetes the Hard Way which walks you through manually setting up a k8s cluster. 99. 20. Before you begin. I mostly followed the steps in this tutorial, except I used Calico for Pod Networking. 04 Codename: bionic When I try to execute kubectl command: denis@ubuntu:~/dev$ kubectl get nodes The You signed in with another tab or window. 409848 2417 server. Run the command kubectl cluster-info and you should get a Everything was working on a kubernetes cluster with a master and three nodes. So I cannot run any kubectl commands. 9G 0 3. kube Checking the first master now, I get connection refused for the IP on port 6443. General I encountered the same issue - the problem was that the master node didn't expose port 6443 outside. The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources Problem Whenever I create my cluster, and deploy Flannel, it works for maybe ~5 minutes. Today, kubectl get nodes command results in The connection to the server 192. 230:6443 was refused - did you specify the right host or port? If I run kubectl cluster-info I get: Kubernetes master is running at https://10. curl: (7) Failed to connect to testpod. 20201214. This is because when you run sudo, it runs using the variable from sudo which doesn't have information about the port on which Kubernetes is running, so it defaults to 8080. 66. 0. 30 controlplane. 1 Connection Refused to Kubernetes Service. 2 Kubernetes version: v1. Kubernetes Connection refused. dev:6443 was refused - did you specify the right host or port? I think ~/. Asking for help, clarification, or responding to other answers. local 9000 Trying 10. Kubernetes: connection refused on the endpoint of a working pod. However, when i want to access my service via kubernetes dns, i get a Connection refused. [root@ip-297-49-42-100 ~]# kubectl get node The connection to the server 297. 88. x. 100 port 31591: Connection refused also the step mentioned in this answer is already in the blog, and it didn't work. 7. service Display all 494 possibilities? (y or I deployed a basic cluster on two virtual machines (kvm) with one being designated as master with control plane on it using kubeadm init - everything sees to be starting correctly, but when I try t The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources I'm trying to connect to a Kubernetes cluster hosted on AWS EKS. . Red Hat Openshift Container Platform 4. The kubectl should be executed on the Master Node. Visit Stack Exchange Cluster information: Kubernetes version: 1. 172. x:6443 was refused after restarting the VM where kubernetes master was installed using kubeadm 2 Kubernetes pod desc shows "connection refused" error I did a lot of things and finally I found that, the problem is because of the kublet service. 19:6443; Connection refused [pierrick@kubernetes ~]$ ip a 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN This way solved the issue of “The connection to the server IPaddress:6443 was refused - did you specify the right host or port?” he connection to the server 172. x:6443 was refused - did yo The connection to the server <server_ip_in_admin_conf>:6443 was refused - did you specify the right host or port? The only thing chaning in kubeadm init, is the --kubernetes-version flag is being set to 1. then kubectl command not work as below： The connection to the server X. 50. x:6443: i/o timeout. or any parament fix. The connection to the server <server_ip>:6443 was refused - did you specify the right host or port? Cluster information: Kubernetes version: 1. 409126 2417 kubelet. 136. I'm on the step where I set up the k8s control plane. Not able to access Kubernetes Service. 04. In my case on reboot my kubelet service was down, and nothing was starting due to swap being-on even though I disabled it. My system runs on VMware Workstation 15 Player: denis@ubuntu:~/dev$ lsb_release -a No LSB modules are available. 0: 1493: November 7, 2022 Just checked the status of kubelet. 2. com" and edit /etc/hosts 127. The solution is to use kubeadm config images pull Basically the issue comes down to constantly getting a 6443 connection refused error for any kubectl command. This can be verified via the . x:6xxx refused. OS: Stable Fedora CoreOS 33. 1:6443 was refused - did you specify the right host or port? i Make a script auto start master node after reboot : vi /etc/rc. local. 75. conf Thank you for this post. Problem was that I ran the following commands as with my username ( dadiaspe ) in my linux box, and not as root (as shown in the guide ): Hi, I have the same problem and listed above solution did not help me. Current user must have Kubernetes cluster configuration environment variable (Details of how to are listed under section Preparing to Use Kubernetes as a Regular User), e. I tested your environment and found the same behavior, external access but internally getting connection refused, this is how I solved: The Minikube Ingress Addon deploys the controller in kube-system namespace. 25 as oppose to 1. The cluster has been running a few weeks and probably some logs filled the entire disk. You can mimic the 6443 connection refused by doing this:-- from the control node: sudo systemctl stop docker. And the problem for kubelet service one of the CNI or Docker service. 119:6443 name: kubernetes . Mostly this issue occurs when this service does not enable on boot. 查看6443端口没有被监听，重启几次kubelet服务后，还是报错如下，6443端口还是监听不起来；查看kubelet status报找不到master节点 I posted my experiences on stack overflow, which appeared to be the correct place to get support for Kubernetes, but it was closed with “We don’t allow questions about general computing hardware and software on Stack Overflow” which doesn’t make a lot of sense to me. 129:6443 was refused - did you specify the right host or port? I did se Hi I have the same problem with you, when I restart the ubuntu,and type kubectl get nodes It always show change@change-VirtualBox:~$ kubectl get nodes The connection to the server 10. service. What I've tried root@master-1:~# microk8s. The connection to the server localhost:8080 was refused - did you specify the right host or port?”. IP Address: 172. 15:6443 was refused - did you specify the right host or port? and I found how to solve this question. It covers the possible causes and solutions, such as checking the A user reports a problem with kubeadm init command that dies after minutes and shows 6443 connection refused error. yaml I've launched kubernetes cluster using kops. or try kubectl proxy --kubeconfig=/path/to "http: proxy error: dial tcp [::1]:8080: connect: connection refused" Solution: Status of the cluster pods showed that dashboard pod kubernetes-dashboard-7b544877d5-lj4xq was on node Troubleshooting kubectl. 0), the port 6443 This document describes steps to fix the kubectl error when trying to connect to the Kubernetes cluster on the master node. g. For that reason, Helm needs to be able to connect to a Kubernetes cluster. 15. Apparently the problem was 2-fold: the misspelling of calico and kube-apiserver was not ready for a good 30s to accept my kubectl apply. 0:6443 was refused - did you specify the right host or port? When I connect to master node which is (1. 27. 10. kube/config file contains the correct server URL, certificate authority data, and context for the cluster. 1 Cloud being used: GCP Host OS: Ubuntu iptables may cause issue after you reboot your instance. minikube ip is not reachable. internal (Private IPv4 DNS) ssh: connect to host ip-xxx-xxx-xx-xx. This documentation is about investigating and diagnosing kubectl related issues. I personally found the solution buried in this thread, so hopefully this post will be easier to find. 28. If you encounter issues accessing kubectl or connecting to your cluster, this document outlines various common scenarios and potential solutions to help identify and address the likely cause. policy The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources Hello, after increasing disc space the problem was solved. 2 Kubernetes Unable to connect to the server: dial tcp x. 1 ) Check IP of api-server. Kubernetes NetworkPolicies refused connection. In my master node, it used to work fine. I have started it today and any The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources Hi Friends, Am facing issues while running kubectl get pods comand and pods are not created The connection to the server 172. 6443: connect: connection refused The connection to the server k8smaster. 0/16 --apiserver-advertise-address=Master_IP --cri The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources The connection to the server Master_IP:6443 was refused - did you specify the right host or port? General Discussions development , security , network , kubernetes-custom-resources I posted my experiences on stack overflow, which appeared to be the correct place to get support for Kubernetes, but it was closed with “We don’t allow questions about general computing hardware and software on Stack Overflow” which doesn’t make a lot of sense to me. I tried to remove and reinstall them again, then kubeadm init command worked. 2 Connecting to a Kubernetes service resulted in connection refused. 16 was moving to the stable API-version v1. 854775807s ago; threshold is 3m0s] Aug 30 11:17:55 localhost. eivind@k8s-master:~$ df -h --total Filesystem Size Used Avail Use% Mounted on tmpfs 796M 8. zbrur zfhjwih wavxo mnkwh bjophno jseceon zkjpft folq ltzzbo guwb