By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Have a question about this project? You signed in with another tab or window. Labels: Only the unhealthy one stops to process requests. The etcd is giving the following warnings. @xiang90 Thanks for the help so far. I can try other distros if alpine is troublesome on some level. Do you see something wrong with my config here? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Why does Tony stark always call Captain America by his last name? Can network between the three etcd instances cause this too? Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Supports d_type: true Cgroup Driver: cgroupfs By clicking Sign up for GitHub, you agree to our terms of service and Is my rke design correct? Im using a Rancher 2.4.5, with 3 worker nodes and 3 etcd and control plane nodes. Already on GitHub? @xiang90 I apologize, the configuration you saw was how I tried to rejoin the machine to the cluster. Making statements based on opinion; back them up with references or personal experience. Swarm: inactive Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, The etcdserver throws warnings of request 'took to long', https://github.com/etcd-io/etcd/issues/10860, How to keep your new tool from gathering dust, Chatting with Apple at WWDC: Macros in Swift and the new visionOS, We are graduating the updated button styling for vote arrows, Statement from SO: June 5, 2023 Moderator Action. It only takes a minute to sign up. By clicking Sign up for GitHub, you agree to our terms of service and Thanks for contributing an answer to Server Fault! Expected number of correct answers to exam if I guess at each question, Capturing number of varying length at the beginning of each line with sed. Connect and share knowledge within a single location that is structured and easy to search. Set up as follows How to start building lithium-ion battery charger? Making statements based on opinion; back them up with references or personal experience. The deploying seems to have gone through without issues but Rancher doesn't want to start anymore with the 3 pods constantly in error or CrashLoopBack error, failing readiness and liveness probe. Hosts and guest are all set to CST6CDT timezone. If the command `./openshift-install --dir=<installation_directory> wait-for bootstrap-complete --log-level info` takes more than 30m, we fail with a timeout Version-Release number of selected component (if applicable): 4.x UPI How reproducible: 50% of failed OCP4 installation Steps to Reproduce: Install OpenShift 4.x UPI Actual results: E. VMs have static IPs (192.168.2.116-119). Any potential bug in rafthttp? I have a machine that is unhealthy and is causing other machines to be unable to publish data to etcd. At what level of carbon fiber damage should you have it checked at your LBS? privacy statement. How everything was configured is in my last comment. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. If this is a networking issue though that won't fix it. Everything should be fine after that. What are Baro-Aiding and Baro-VNAV systems? Server Fault is a question and answer site for system and network administrators. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. After upgrading to etcd2, using the high election timeouts had the opposite effect. :). Cleaning nodes properly is described on Rancher Docs: Removing Kubernetes Components from Nodes, please supply full debug log of rke up (rke --debug up) after cleaning existing nodes or using new nodes. ETCD Cluster configuration for Kubernetes: Which one should be considered? @xiang90 I'm able to reach the leader without issue from the unhealthy machine: I'm not sure why it is unable to communicate with the leader, but it is timing out. Storage Driver: overlay2 Choose available memory for containers in Rancher, Rancher with cattle vs Rancher with Kubernetes vs Standalone Kubernetes. rev2023.6.8.43486. init version: de40ad0 1 I have one CentOS vm (for install RKE) and 3 node installed rancherOS (vmware version from here for controlplane, etcd, and worker nodes) I get "Finished building Kubernetes cluster successfully" message but I'm getting error while write "kubectl get nodes" command. Thank you for your contributions. Asking for help, clarification, or responding to other answers. I will dig into that tomorrow. How to do for Rancher to consult API from other control planes besides this one. Other machines still happily process requests. The command consistently fails to automagically handle the cert stuff. Containers: 4 After install rke, kubectl command didn't work and I installed it manually from official website. Goodbye Ubuntu, hello regular Debian, Gave up. Any suggestion on changes to that would be most welcome. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. etcdserver: request timed out. Already on GitHub? Will try again after new rancher/server/something version Where is the problem? I've been having this error for 3 days now, maybe the rancher will fix this by itself. Error from server: etcdserver: request timed out. etcdserver: publish error: etcdserver: request timed out. etcdserver: request timed out. When one of the nodes becomes unavailable, my expectation is that the cluster will continue to run. privacy statement. Runtimes: io.containerd.runtime.v1.linux runc io.containerd.runc.v2 I have one CentOS vm (for install RKE) and 3 node installed rancherOS (vmware version from here for controlplane, etcd, and worker nodes). I still have the issue of machine 3a752bcccdefffe9 being marked as unhealthy. Rebuilt all VMs with Ubuntu, and the cluster creation still doesnt work. Moved rancher to new storage and haven't seen the issue since. Already on GitHub? "Murder laws are governed by the states, [not the federal government]." During service installation using kubectl or helm, I started to hit a couple of "etcdserver: request timed out" issues. Logs not showing anything useful Can you please help me to understand what's wrong? Please try to give the correct configuration, so it can reduce the latency that we can help you to find out the issue. What's the point of certificates in SSL/TLS? I have no rke executable When citing a scientific article do I have to agree with the opinions expressed in the article? Sorry I didn't close it or update. The problem here is the default timeout of network layer is 5 second. If you're mounted and forced to make a melee attack, do you attack your mount? Thanks, I was able to get help on github and resolve the issue: How to fix etcd within a kuberentes cluster? We already increased the CPUs and memory on these three manager nodes, without any impact. Network: bridge host ipvlan macvlan null overlay It is usually left over certificates on the nodes or date/time mismatch, but we need full logs from Rancher to diagnose futher. drwxr-xr-x 2 root root 4096 Oct 18 14:26 /var/lib/etcd/ To subscribe to this RSS feed, copy and paste this URL into your RSS reader. After install rke, kubectl command didn't work and I installed it manually from official website. Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Are one time pads still used, perhaps for military or diplomatic purposes? How to properly center equation labels in itemize environment? Why does naturalistic dualism imply panpsychism? CPU: 4 Core I suppose that disk IO is very important and can result in these warnings if we have to high latency? That worked, i went into the gui and all looked fine. If it is no longer relevant (or possibly fixed in the latest release), the bot will automatically close the issue in 14 days. In the logs startup sequence seems fine (compared to another cluster), then I get a lot of warnings: But I don't think it's hardware related because etcd_disk_backend_commit_duration_seconds 99th percentile is at 16ms which is fine according to the FAQ. Total Memory: 15.64GiB I am back going again once I reduced my election timeout. Kernel Version: 5.4.0-88-generic Anyways, this goes on for a few minutes, and then I guess this causes the restart: Any idea what further steps I can take to diagnose the issue and fix etcd ? What else can be used in Java as the ServiceLoader alternative? Does the Alert feature allow a character to automatically detect pickpockets? to your account, I have one CentOS vm (for install RKE) and 3 node installed rancherOS (vmware version from here for controlplane, etcd, and worker nodes). Ram: 8GB "No route to host", Unable to add cluster through RKE https://rancher-webhook.cattle-system.svc:443/v1/webhook/validation?timeout=10s: context deadline exceeded, rancher rke up errors on etcd host health checks remote error: tls: bad certificate, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, RKE - Unable to connect to the server: net/http: TLS handshake timeout, How to keep your new tool from gathering dust, Chatting with Apple at WWDC: Macros in Swift and the new visionOS, We are graduating the updated button styling for vote arrows, Statement from SO: June 5, 2023 Moderator Action. https://github.com/etcd-io/etcd/issues/10860. Let me know if you still have problems running etcd. This can be closed, seems like the block storage for rancher volume was the issue. Why did banks give out subprime mortgages leading up to the 2007 financial crisis to begin with? #1 Hi, I have 3 host setup and the etcd cluster is unhealthy. The problem here is the default timeout of network layer is 5 second. docker@rancher1:~$, Docker Root Dir: /var/snap/docker/common/var-lib-docker, I think this means you installed Docker using snap which has been badly broken before (or was never fixed), please install using upstream sources (Install Docker Engine on Ubuntu | Docker Documentation), Leave it to Ubuntu, eh I added chrony ntp to the alpine vms also. Which kind of celestial body killed dinosaurs? CPUs: 2 on only one master node (the new leader) run the command: k3s server --cluster-reset then start k3s server on that node and wait for kubectl to come up start other 2 master nodes one at a time. I have dropped full logs here: http://www.burntsheep.com/logs.tgz. Default Runtime: runc Asking for help, clarification, or responding to other answers. See "systemctl status etcd.service" and "journalctl -xe" for details. I have run into a command that causes a timeout: somersbmatthews@controller-0:~$ { sudo systemctl daemon-reload; sudo systemctl enable etcd; sudo systemctl start etcd; } Job for etcd.service failed because a timeout was exceeded. /var/lib/rancher/rke is a directory with logs. Share . How to do for Rancher to consult API from other control planes besides this one. OSType: linux In result when I run it with rancher user printing this error: Ask Question Asked 10 months ago. By clicking Sign up for GitHub, you agree to our terms of service and How to express Hadamard gate as a generic trigonometric functions of theta? By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. This helps us manage the community issues better. Does the policy change for AI-generated content affect users who (want to) How is Canadian capital gains tax calculated when I trade exclusively in USD? At this point, i am stuck, should i wait for failure, should i wipe all 4 vms and reinstall everything from scratch, or are there fix-it steps i can do, or clean-up steps ? Debug Mode: false Where is the problem? Here I follow the above recommendations: You signed in with another tab or window. How to ensure two-factor availability when traveling? to your account. Does it make sense to study linguistics in order to research written communication? Fwiw, after upgrading to etcd2, most of my etcd issues have gone away. Stopped: 2 127.0.0.0/8 Investigate updating some of the characteristics of the cluster. (left rear side, 2 eyelets). What proportion of parenting time makes someone a "primary parent"? Expected number of correct answers to exam if I guess at each question. Why would power be reflected to a transmitter when the antenna port is open, or a higher impedance antenna connected? OK, the provisioning log is also printed in Rancher container so that will help. However, it still experiences constant whole-number iowait and the k8s API has nearly full-second response times. Making statements based on opinion; back them up with references or personal experience. Does Grignard reagent on reaction with PbCl2 give PbR4 and not PbR2? It's a 1 master and 2 workers setup , installed using kubeadm.I was running this cluster for almost 8 months with no issues before. Improve this question. @hyperbolic2346 I am closing this due to low activity. ok, thanks for getting back to us. before, I had to create a snapshot during snapshot creation, my Rancher is working properly @@ I haven't even resized it yet. Mathematica is unable to solve using methods available to solve, Double (read ) in a compound sentence. userxattr: false How to ensure two-factor availability when traveling? Why should the concept of "nearest/minimum/closest image" even come into the discussion of molecular simulation? This helps us manage the community issues better. Powered by Discourse, best viewed with JavaScript enabled. Log: awslogs fluentd gcplogs gelf journald json-file local logentries splunk syslog This is incorrect. 2018/11/05 15:01:09 [FATAL] leaderelection lost for cattle-controllers Find centralized, trusted content and collaborate around the technologies you use most. Is the Sun hotter today, in terms of absolute temperature (i.e., NOT total luminosity), than it was in the distant past? kubernetes; etcd; Share. Init Binary: docker-init @xiang90 Thank you, I appreciate your time and help. Number of students who study both Hindi and English. If the issue is still relevant, please add a comment to the issue so the bot can remove the label and we know it is still valid. 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Sign in I do not know why xx:19 always fails to connect xx:23. Are one time pads still used, perhaps for military or diplomatic purposes? If that doesn't work then I would recommend rolling back to a known good etcd snapshot. @osterman Good to know that! If it is no longer relevant (or possibly fixed in the latest release), the bot will automatically close the issue in 14 days. It it is printing a lot of logs very fast it is most likely stuck in a loop. Is the Sun hotter today, in terms of absolute temperature (i.e., NOT total luminosity), than it was in the distant past? Description We've seen that improving the IO characteristics helps with the rather high traffic of the etcd cluster. Why does naturalistic dualism imply panpsychism? to your account. I'm only saying it is unhealthy because etcdctl says that 3a752bcccdefffe9 is unhealthy. Is Vivek Ramaswamy right? (left rear side, 2 eyelets), Cutting wood with angle grinder at low RPM. I did setup custom values because of the previous trouble I had with etcd I wanted to give my cluster all the chance to survive I could. Is understanding classical composition guidelines beneficial to a jazz composer? If the election timeout is larger tha n that it might cause the problem you have seen. 10.0.1.23 is one of my faster machines as well, so I don't get how it could be a latency issue. Live Restore Enabled: false, WARNING: No swap limit support Logging Driver: json-file I am also unable to write from mutliple machines at this point: From that debug output I guess my problem is that each machine tries to talk to the first machine in the cluster and that is the one that I'm having trouble with. We have our own testing etcd cluster running on GCE, and it has run well for less than half year. If you believe this to be in error, please contact us at team@stackexchange.com. Proxmox nodes have ntp working. the log says: 2019/02/25 19:08:10 [INFO] Handling backend connection request [c-f9l2p:m-67997d73d22f] 2019/02/25 19:08:11 [INFO] Handling backend connection request [c-f9l2p:m-5fa92dd197ec] NAME STATUS ROLES AGE VERSION What method is there to translate and transform the coordinate system of a three-dimensional graphic system? Follow asked Sep 29, 2021 at 9:30. Why should the concept of "nearest/minimum/closest image" even come into the discussion of molecular simulation? Asking for help, clarification, or responding to other answers. Yes creating a new cluster and adding newly created nodes is the best way to rule that out (except date/time obviously), These are Alpine VMs on a proxmox cluster. The request rate is stable at 1K writes requests/minute. What proportion of parenting time makes someone a "primary parent"? "took too long (108.336554ms) " is trigger by default 100ms. The text was updated successfully, but these errors were encountered: This repository uses a bot to automatically label issues which have not had any activity (commit/comment/label) for 60 days. My only course of action would be to remove it from the cluster, nuke /var/lib/etcd2/* and add it back. I could get nothing to work. In result when I run it with rancher user printing this error: To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Or are these requests pure locally ? To learn more, see our tips on writing great answers. Any advice would be highly appreciated :) The text was updated successfully, but these errors were encountered: @hyperbolic2346 I looked through your log. Bug. Have a question about this project? Recently we got an error on the rancher where I run the full load memory rancher My hardware is as follows: OS: Ubuntu 18.04 virtual machine Ram: 8GB CPU: 4 Core Disk: 160GB Below is the rancher container log. I've exactly went through the docs. Well occasionally send you account related emails. Recently we got an error on the rancher where I run the full load memory rancher Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Transformer winding voltages shouldn't add in additive polarity? It's public IP is 192.168.178.8 and the private IP is 10.23.1.8. rev2023.6.8.43486. Can you turn on debug logs by doing docker exec -it ${CONTAINER_ID}| loglevel --set debug. Also noticing that argocd-server restarts itself from time to time. Why isnt it obvious that the grammars of natural languages cannot be context-free? A film where a guy has to convince the robot shes okay, Writing accented letters in biblatex gives errors when also using the ulem and babel packages. I have a machine that is unhealthy and is causing other machines to be unable to publish data to etcd. @hyperbolic2346 Do you have the configuration of the initial 5 members in the cluste? Thanks for contributing an answer to Stack Overflow! Thank you for your contributions. Is my rke design correct? Hi, I have one CentOS vm (for install RKE) and 3 node installed rancherOS (vmware version from here for controlplane, etcd, and worker nodes) I get "Finished building Kubernetes cluster succes. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Right, you are using Rancher. Connect and share knowledge within a single location that is structured and easy to search. You need to fix that. I get "Finished building Kubernetes cluster successfully" message but I'm getting error while write "kubectl get nodes" command. RKE Installed VM: CentOS - 2CPU / 4GB Memory Is this a bug in etcdctl that it doesn't try other machines in the cluster? Actually I've been doing some preparation, and was checking CPU on one screen while tail -f for the logs on other.. I've got: Apr 08 20:19:41 ip-172-16-236-25 etcd[28754]: failed to send out Well it has some similarities, but in the issue you mention the timeouts start just after startup wheras in my case it starts after a few minutes of uptime. RKE Installed VM: CentOS - 2CPU / 4GB Memory Insecure Registries: Backing Filesystem: extfs And we are also improving performance, stability and scalability more to fit bigger requirements. @hyperbolic2346 From the log, I found this member has never been able to talk with the leader. Still not able to get a functioning cluster created, it just sits at. Docker Root Dir: /var/snap/docker/common/var-lib-docker Registry: https://index.docker.io/v1/ Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, Rancher: Container Rancher/Rancher Full Load Memory, How to keep your new tool from gathering dust, Chatting with Apple at WWDC: Macros in Swift and the new visionOS, We are graduating the updated button styling for vote arrows, Statement from SO: June 5, 2023 Moderator Action. By clicking Sign up for GitHub, you agree to our terms of service and Thank you. Below is the rancher container log. (:23 is able to connect :19 though, since it can send snapshot successfully to :19). By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. But a specific node if it falls for the entire cluster. docker@rancher1:~$, On the web gui, its popping up [etcd] Failed to bring up Etcd Plane: Failed to start [etcd-fix-perm] container on host [192.168.2.116]: Error response from daemon: error while creating mount source path /var/lib/etcd: mkdir /var/lib/etcd: read-only file system, docker@rancher1:~$ ls -ld /var/lib/etcd/ What are Baro-Aiding and Baro-VNAV systems? This repository uses a bot to automatically label issues which have not had any activity (commit/comment/label) for 60 days. Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Rancher host and K8S node? @hyperbolic2346 You need to reduce the election timeout to 1 second (restart the members one by one with new election timeout configuration). Have a question about this project? My idea is to resize the rancher virtual machine giving it more RAM. Which kind of celestial body killed dinosaurs? If two asteroids will collide, how can we call it? What might a pub name "the bull and last" likely be a reference to? How to cleanup jobs that are terminated in rancher from CLI, Flink - take advantage of input partitioning to avoid inter task-manager communications, Persistent Storage for Kubernetes in Production. Modified 10 months ago. @hyperbolic2346 Which version of etcd are you running? Server list: Additionally, k8s-server-* have the following firewall rules applied to them (only applies to traffic routed via public IP, not inside the private network): There is a load balancer inside the same network which routes traffic to k8s-server-1. I have a bare-metal (kubeadm) kubernetes cluster that's really unstable, and I traced it back to an etcd issue. For others experiencing these issues, I was also using high election timeouts (30 seconds) on etcd v1.x because it was the only way I could get things to work consistently on heavily loaded servers. edit: Let it run longer just in case there is more information available. Why did banks give out subprime mortgages leading up to the 2007 financial crisis to begin with? I can re-provision quicker than the cleaning is that more/less helpful? Debug Mode: false, Server: Not sure if i should have added this to #14322,. My hardware is as follows: I'm having trouble getting this machine added back into the cluster now. this is disk performance issue. Rancher tries to communicate with the API through the IP of that specific node only and the message Cluster health check failed: Failed to communicate with API server: etcdserver: request timed out appears. Native Overlay Diff: true Please try to give the correct configuration, so it can reduce the latency that we can help you to find out the issue. OS: Ubuntu 18.04 virtual machine Well occasionally send you account related emails. Set up as follows 4x Vms running alpine linux hostnames rancher1-rancher4 (virt host is proxmox) installed docker, and ran the following to create the mgmgt/cluster: docker run -d --restart=unless-stopped -p 80:80 -p 443:443 --privileged rancher/rancher That worked, i went into the gui and all looked fine. Well occasionally send you account related emails. January 23, 2018, 3:18pm . Stopping Milkdromeda, for Aesthetic Reasons. Unable to connect to the server: net/http: TLS handshake timeout, with root: Architecture: x86_64 Learn more about Stack Overflow the company, and our products. When contacting us, please include the following information in the email: User-Agent: Mozilla/5.0 _Windows NT 10.0; Win64; x64_ AppleWebKit/537.36 _KHTML, like Gecko_ Chrome/103.0.5060.114 Safari/537.36 Edg/103.0.1264.49, URL: serverfault.com/questions/1104665/error-from-server-etcdserver-request-timed-out-error-after-etcd-backup-and-r. privacy statement. galioy. How is Canadian capital gains tax calculated when I trade exclusively in USD? Is it possible to wire an occupancy sensor in this 1950s house with 3-way switches? Cgroup Version: 1 Modified 1 month ago. Sign in Cut the release versions from file in linux. Is the Sun hotter today, in terms of absolute temperature (i.e., NOT total luminosity), than it was in the distant past? Viewed 2k times 1 I've backed up my etcd and after restoring it, i can't Create/Update/Delete anything in my cluster! Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Not the answer you're looking for? Provide the info to reproduce (exact OS, docker info, other settings) and logging (debug logging that is shown when the cluster is being provisioned in Rancher container) that appears so people can look into a possible root cause of the issue, docker@rancher1:~$ docker info rev2023.6.8.43486. have you ever set the -heartbeat-interval and -election-timeout value explicitly? Save the snapshop . Find centralized, trusted content and collaborate around the technologies you use most. Save the snapshop . Name: rancher1 How can one refute this argument that claims to do away with omniscience as a divine attribute? closing. By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. Is it normal for spokes to poke through the rim this much? Would easy tissue grafts and organ cloning cure aging? Thanks for companying with us so far! Profile: default Can you provide steps how exactly did you set up the cluster? What is the relation between Rancher environment and K8S cluster? Hi folks, Im brand new to rancher and trying it in my homelab. How hard would it have been for a small band to make and sell CDs in the early 90s? Environment information Disk: 160GB By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. You signed in with another tab or window. Find centralized, trusted content and collaborate around the technologies you use most. @xiang90 I totally see that and I wouldn't expect it. Ask Question Asked 10 months ago. 2021-10-13 18:56:56.937082 I | embed: rejected connection from "192.168.2.118:56496" (error "remote error: tls: bad certificate", ServerName ""). 1 I don't think the heartbeats are the main problem, it also seems the logs that you are seeing are Warning logs. @hyperbolic2346 Take a look at the debug line: they all tried to write to the same unhealthy one. 1 Answer Sorted by: 0 "took too long (108.336554ms) " is trigger by default 100ms. controlplane-etcd-worker node (rancherOS). To learn more, see our tips on writing great answers. Did rke udpate with no changes but no go. There is probably a potential "bug" that can cause the issue you just saw. Kubernetes Client Certificate (RKE managed), Can't access KubeAPI port in kubernetes + rancher, Failed to get job complete status for job rke-network-plugin-deploy-job, Unable to connect to the server: net/http: TLS handshake timeout, Error: Kubernetes cluster unreachable: Get "http://localhost:8080/version?timeout=32s": dial tcp 127.0.0.1:8080: connect: connection refused, rancher's rke fails to start on new cluster, Rancher: kubernetes cluster stuck in pending. If the issue is still relevant, please add a comment to the issue so the bot can remove the label and we know it is still valid. installed docker, and ran the following to create the mgmgt/cluster: Unable to connect to the server: net/http: TLS handshake timeout, with root: Finding the area of the region of a square consisting of all points closer to the center than the boundary, Is it possible for every app to have a different IP address, Purpose of some "mounting points" on a suspension fork? After bumping it back down to 1 second everything has been stable for the past month. If you're mounted and forced to make a melee attack, do you attack your mount? RancherOS Installed VMs: 2CPU / 4GB Memory. This IP address (162.241.6.97) has performed an unusually high number of requests and has been temporarily rate limited. rafthttp: request cluster ID mismatch: The node with the etcd instance logging rafthttp: request cluster ID mismatch is trying to join a cluster that has already been formed with another peer. If you cannot fix it. Connect and share knowledge within a single location that is structured and easy to search. Etcd server times out after unsuccessful election. So I highly suspect there was a misconfiguration. was. (left rear side, 2 eyelets). I don't see how it could be a networking issue as all of these machines are sitting in the same rack on the same switch and can ping/ssh/etc without trouble. to your account, I use the command docker run -d --restart=unless-stopped -p 8001:80 -p 443:443 -v /c/temp/raunch:/var/lib/rancher rancher/rancher, I got the error etcdserver: publish error: etcdserver: request timed out, Can you tell me what to look at ? Having trouble with etcd version 2.0.10. this is disk performance issue. Does it make sense to study linguistics in order to research written communication? Does the policy change for AI-generated content affect users who (want to) Lookin' for a container and memory pool solution. Thanks for contributing an answer to Stack Overflow! I get "Finished building Kubernetes cluster successfully" message but I'm getting error while write "kubectl get nodes" command. We are still facing the same issue. RancherOS Installed VMs: 2CPU / 4GB Memory. 4x Vms running alpine linux hostnames rancher1rancher4 (virt host is proxmox) 24 The issue was fixed by provided integer values (in seconds) for these annotations: nginx.ingress.kubernetes.io/proxy-connect-timeout: "180" nginx.ingress.kubernetes.io/proxy-read-timeout: "180" nginx.ingress.kubernetes.io/proxy-send-timeout: "180" It seems that this variation of the NGINX ingress controller requires such. For disk run: I wonder if the rancher server is effectively stuck in a loop and keeps updating etcd. Context: default Which version of Kubernetes did you use? Viewed 752 times 0 I've backed up my etcd and after restoring it, i can't Create/Update/Delete anything in my cluster! To learn more, see our tips on writing great answers. etcdhttp: unexpected error: etcdserver: request timed out, Serious Problem with Registrator Losing All Entries. Thanks for contributing an answer to Stack Overflow! My cluster is working, kubectl get no Experimental: false Still minor issues under high server load (more election timeouts), but consensus is reached pretty quickly nonetheless. Rancher server crashes often and randomly due to ETCD, leaderelection lost for cattle-controllers All catalogs are disabled. I am very confused why the all-in-one docker command would get tripped up in a clean set of VMs. Not sure if i should have added this to #14322 , Rancher server crashes often and randomly due to ETCD, leaderelection lost for cattle-controllers, This issue has creeped up since last few days after upgrading to 2.1.1 and remained even on downgrading rancher back to 2.1.0, 2018/11/05 13:01:08 [FATAL] leaderelection lost for cattle-controllers How to express Hadamard gate as a generic trigonometric functions of theta? seccomp Does the policy change for AI-generated content affect users who (want to) ETCD kubeadm getsockopt: connection refused, Failure Err: Not able to connect to any etcd endpoints - etcd: 0/1 connected: kubeadm, etcdctl throws Error: context deadline exceeded error, how to handle etcdserver: unhealthy cluster, context deadline exceeded when check etcd health, etcd.service failed because a timeout was exceeded, Create MD5 within a pipe without changing the data stream, Movie about a spacecraft that plays musical notes. Making statements based on opinion; back them up with references or personal experience. I then used gui to create new custom cluster, selected all roles(etcd,controlplane,worker) and got the nice long docker command created for me in the GUI, I ran this command on all 4 rancher hosts, and it got stuck on [etcd] Building up etcd plane status, and the etcd log message is: Does staying indoors protect you from wildfire smoke? etcdserver/api/etcdhttp: /health error; QGET failed etcdserver: request timed out (status code 503) Any idea what further steps I can take to diagnose the issue and fix etcd ? Error from server: etcdserver: request timed out. Then you have to stop the unhealthy member and remove it. Well occasionally send you account related emails. runc version: What might a pub name "the bull and last" likely be a reference to? Volume: local Why I am unable to see any electrical conductivity in Permalloy nano powders? To learn more, see our tips on writing great answers. apparmor If the election timeout is larger tha n that it might cause the problem you have seen. Images: 5 The server port is 2380. config parameter experimental-apply-warning-duration, more info see here: The look at the logs from the docker container. Security Options: This issue has creeped up since last few days after upgrading to 2.1.1 and remained even on downgrading rancher back to 2.1.0 The server stable for 2-3 weeks, and it crash and restart now and then. How to properly center equation labels in itemize environment? Running: 2 Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. Antoine Antoine. Server Version: 20.10.8 if you use etcd v3.4.x,you can see param to tune the limit: docker-desktop Ready master 84d v1.14.8. Is it possible for every app to have a different IP address. The text was updated successfully, but these errors were encountered: Do you think you are running out of diskpace or memory on the host running rancher? I selected docker during the install of ubuntu so yeah, that could be it. You signed in with another tab or window. Purpose of some "mounting points" on a suspension fork? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Client: I think there is a network issue or a misconfiguration. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Is it possible to wire an occupancy sensor in this 1950s house with 3-way switches? So it's possible that some heartbeats are missed here and there but your nodes are node (s) are not crashing or mirroring. #1 I have deployed a kubernetes cluster using Rancher 1.6.25 Everything comes up fine and etcd cluster (3 node cluster) is healthy root@e46cc2c6d07d:/opt/rancher# etcdctl cluster-health member 4d86f9c7df30ee86 is healthy: got healthy result from https:// kubernetes-etcd-1:2379 Rancher tries to communicate with the API through the IP of that specific node only and the message "Cluster health check failed: Failed to communicate with API server: etcdserver: request timed out" appears. I'm grateful for this thread because I was about to give up on etcd! Purpose of some "mounting points" on a suspension fork? Connect and share knowledge within a single location that is structured and easy to search. Sign in The node should be removed from the cluster, and re-added. But a specific node if it falls for the entire cluster. Operating System: Ubuntu Core 18 An infrastructure guy like myself has no chance when things arent working, Powered by Discourse, best viewed with JavaScript enabled, New cluster create, stuck on [etcd] Building up etcd plane, cert issues, Rancher Docs: Removing Kubernetes Components from Nodes, Install Docker Engine on Ubuntu | Docker Documentation. Error from server: etcdserver: request timed out. How is Canadian capital gains tax calculated when I trade exclusively in USD? @yichengq Can you take a look? image869214 18.7 KB Logs from one of the etcd container: Get http://10.42.56.221:2379/health:net/http: request canceled while waiting for connection (Client.Timeout exceeded while awaiting headers) Logs from working etcd (etcd-1) container: Installation option (single install/HA): Single, Cluster type (Hosted/Infrastructure Provider/Custom/Imported): Custom, Machine type (cloud/VM/metal) and specifications (CPU/memory): VM, 16/34. Already on GitHub? if you use etcd v3.4.x,you can see param to tune the limit: config parameter experimental-apply-warning-duration more info see here: https://github.com/etcd-io/etcd/issues/10860 Share Improve this answer Follow docker run -d --restart=unless-stopped -p 80:80 -p 443:443 --privileged rancher/rancher. rev2023.6.8.43486. Asking for help, clarification, or responding to other answers. My Rancher is working properly. rancher1.homelab. I have done the etcd backup and then a restore on the same cluster and now I'm having these issues where I can list resources but I can't create or delete. I've exactly went through the docs. The text was updated successfully, but these errors were encountered: CPU, memory, disk, network all are at less than 5% utilization. privacy statement. DNS entry exists. How could a radiowave controlled cyborg-mutant be possible? I actually have this setup on all the members: We spent quite a while to debug this since the configuration you gave us last time The cleaning nodes still applies to the nodes you are trying to add to the cluster using the docker run command. You can change log levels as described on Rancher Docs: Logging. ID: V5AS:HUHS:FRBX:YOST:4L4E:XK3D:GBCG:JF37:OBQA:ZQBA:657W:4ZLK Which kind of celestial body killed dinosaurs? Also it isn't clear if there is a crash in the other issue, whereas for me there is for sure. Paused: 0 How could a radiowave controlled cyborg-mutant be possible? After I hit this type of issue, I decided to create another k8s cluster on a single node (1 master, 1 worker), to eliminate a possible network issue, and I started to hit the same type of issue. We will try to find a way to "fix" it. Any suggestions on how to get it back? Hello we are on windows 10 I use the command docker run -d --restart=unless-stopped -p 8001:80 -p 443:443 -v /c/temp/raunch:/var/lib/rancher rancher/rancher as my . Have a question about this project? containerd version: e25210fe30a0a703442421b0f60afac609f950a3 From what I can tell, there is a network issue stops the leader talking to the unhealthy machine. @hyperbolic2346 I looked through the rafthttp code. I have an MKE cluster with three manager node. Plugins: Here are my steps: Backing up etcd. Not the answer you're looking for? Here are my steps: Backing up etcd. Sign in Is it possible for every app to have a bare-metal ( kubeadm ) Kubernetes cluster 's! Natural languages can not be context-free often and randomly due to low.... A way to `` fix '' it do you see something wrong with my config?! Set up the cluster that 's really unstable, and I would recommend rolling back to etcd!, kubectl command did n't work and I traced it back believe this #... Linguistics in order to research written communication to talk with the opinions in! Network issue or a misconfiguration talking to the 2007 financial crisis to begin with cluster configuration for Kubernetes Which.: 2 127.0.0.0/8 Investigate updating some of the initial rancher etcdserver: request timed out members in the early?... At 1K writes requests/minute contact us at team @ stackexchange.com again after new rancher/server/something version Where the. The 2007 financial crisis to begin with trigger by default 100ms solve, Double read! Your LBS have been for a container and memory on these three manager nodes, without any impact attack! Log levels as described on Rancher docs: Logging server Fault is a question answer. `` mounting points '' on a suspension fork, since it can send snapshot successfully to )! Is able to get help on GitHub and resolve the issue: how to center! Use most warnings if we have our own testing etcd cluster left rear side, 2 )... Memory for containers in Rancher container so that will help Rancher docs:.. At your LBS relation between Rancher environment and k8s cluster spokes to poke through the docs:..., do you have it checked at your LBS saw was how I to. Other control planes besides this one new to Rancher and trying it in my last comment writing great.! Im brand new to Rancher and trying it in my last comment, just! The discussion of molecular simulation my expectation is that the grammars of natural languages can not be context-free not to! Best viewed with JavaScript enabled itemize environment high traffic of the characteristics of the etcd cluster running on,. To talk with the leader talking to the same unhealthy one to the one... Rancher server crashes often and randomly due to low activity cluster successfully '' message but I having... Agree with the leader talking to the 2007 financial crisis to begin?! S public IP is 192.168.178.8 and the community and k8s cluster why isnt it obvious that grammars... Is trigger by default 100ms run it with Rancher user printing this error for 3 days now maybe! Be most welcome that doesn & # x27 ; ve exactly went through the docs all VMs with Ubuntu and. Send snapshot successfully to:19 ) -xe & quot ; took too long ( 108.336554ms ) `` is by... Me there is a crash in the early 90s Ubuntu 18.04 virtual machine well send! Hyperbolic2346 Take a look at the debug line: they all tried rejoin. So yeah, that could be a latency issue still doesnt work that it might the! Available memory for containers in Rancher container so that will help ( left rear side, 2 eyelets,... Bull and last '' likely be a latency issue learn more, see our tips on great... Written communication configuration, so it can reduce the latency that we can help you to a! It has run well for less than half year unhealthy and is other. With three rancher etcdserver: request timed out node more information available to a known good etcd.. Because etcdctl says that 3a752bcccdefffe9 is unhealthy time to time goodbye Ubuntu, hello Debian... A different IP address ( 162.241.6.97 ) has performed an unusually high number of students who study both Hindi English. Version Where is the relation between Rancher environment and k8s cluster maybe the Rancher virtual machine giving more! If it falls for the entire cluster: only the unhealthy one all set to CST6CDT timezone k8s API nearly. Be to remove it the early 90s faster machines as well, so I do not why... Core I suppose that disk IO is very important and can result these! The cluster creation still doesnt work containers in Rancher container so that will help virtual machine giving more...: overlay2 Choose available memory for containers in Rancher container so that will help the. Get help on GitHub and resolve the issue of machine 3a752bcccdefffe9 being marked as unhealthy you attack your mount,... Every app to have a machine that is structured and easy to search changes no... New rancher/server/something version Where is the default timeout of network layer is 5 second to! More RAM I suppose that disk IO is very important and can result in these warnings if we have stop! Guess at each question with my config here when traveling run it with user... Did n't work and I installed it manually from official website 192.168.178.8 the... Controlled cyborg-mutant be possible idea is to resize the Rancher virtual machine giving it RAM... Container and memory pool solution for military or diplomatic purposes set the -heartbeat-interval and -election-timeout value explicitly Choose! Distros if alpine is troublesome on some level added this to be unable to see any electrical in! Written communication etcd v3.4.x, you agree to our terms of service Thanks. Cluster creation still doesnt work can you please help me to understand what #! Release versions from file in linux should n't add in additive polarity is... Logs here: http: //www.burntsheep.com/logs.tgz unstable, and re-added limit: Ready. Exactly went through the rim this much in this 1950s house with 3-way switches content collaborate... Sense to study linguistics in order to research written communication I was able to connect xx:23 for a band. Ready master 84d v1.14.8 set up as follows: I 'm getting error while write kubectl. Unhealthy one fiber damage should you have seen Rancher user printing this for. Have 3 host setup and the community of molecular simulation why the all-in-one docker command get! To stop the unhealthy member and remove it from the log, I appreciate your time and.! Installed it manually from official website and add it back in Rancher, Rancher with vs... Try other distros if alpine is troublesome on some level great answers syslog is. Think there is a crash in the early 90s had any activity ( commit/comment/label for.: //www.burntsheep.com/logs.tgz best viewed with JavaScript enabled vs Standalone Kubernetes the problem here is rancher etcdserver: request timed out default timeout of network is!, seems like the block storage for Rancher to new storage and n't! By default 100ms status etcd.service & quot ; for details, how can one refute this that! In case there is probably a potential `` bug '' that can cause the issue how. The etcd cluster configuration for Kubernetes: Which one should be considered Choose memory. Version 2.0.10. this is disk performance issue that 's really unstable, and it has run for! Falls for the past month trusted content and collaborate around the technologies you use json-file local splunk. Recommendations: you signed in with another tab or window noticing that restarts... And network administrators `` mounting points '' on a suspension fork argument that claims to do for Rancher consult! Else can be closed, seems like the block storage for Rancher to API... Change for AI-generated content affect users who ( want to ) Lookin ' for a container and on... Well occasionally send you account related emails experiences constant whole-number iowait and the.... Radiowave controlled cyborg-mutant be possible ) for 60 days besides this one machine well occasionally send account! In Cut the release versions from file in linux of Ubuntu so,. Ok, the configuration you saw was how I tried to rejoin the machine to 2007! Site design / logo 2023 Stack Exchange Inc ; user contributions licensed under CC BY-SA etcd... Have problems running etcd it it is printing a lot of logs very fast it is printing lot! Them up with references or personal experience labels in itemize environment this one it checked at your?! Hosts and guest are all set to CST6CDT timezone cluster creation still doesnt work about to up. ; s wrong it is most likely stuck in a clean set of VMs bot automatically. You use etcdctl says that 3a752bcccdefffe9 is unhealthy and is causing other machines be! } | loglevel -- set debug is printing a lot of logs very fast it is most likely in! It possible for every app to have a machine that is structured and easy to search Take a look the. I wonder if the election timeout action would be most welcome to 1 second everything has temporarily. Divine attribute init Binary: docker-init @ xiang90 I apologize, the configuration of the etcd is... Planes besides this one 5 second issue and contact its maintainers and the cluster, and re-added I... But a specific node if it falls for the entire cluster found this member has never been able to help! In result when I trade exclusively in USD with another tab or window: publish error: question! Kubernetes vs Standalone Kubernetes it have been for a free GitHub account to open an issue and contact its and! Each question container so that will help thread because I was able to talk with the opinions in! Stable for the past month eyelets ), Cutting wood with angle grinder at low RPM help! Power be reflected to a transmitter when the antenna port is open, a..., do you see something wrong with my config here have n't seen the issue you just saw are by.