minio 2 node cluster

minio server http://10.245.37.181/mnt/sdc1 http://10.245.37.182/mnt/sdc1 http://10.245.37.183/mnt/sdc1 http://10.245.37.184/mnt/sdc1, Initializing data volume. Feel free to chime into our conversations at https://gitter.im/minio/minio. Initializing data volume. Copyright © 2018 The Linux Foundation®. kube-master; kube-minion; kubectl - Main CLI tool for running commands and managing Kubernetes clusters. Can you point me to any tips on how to triage the network storage problem with MINIO ? There are no plans to implement 'mutli copy/replication' . Linux is a registered trademark of Linus Torvalds. I am also space limited so I had to figure out a way to do this without a rack. Release-Tag: RELEASE.2017-09-29T19-16-56Z Waiting for minimum 3 servers to come online. I was wondering the same, but I am a little confused how disk failure is the same clustering? The idea is to keep it simple and making more intuitive learning. default via 10.245.37.1 dev ens192 Typically you have several nodes in a cluster; in a learning or resource-limited environment, you might have just one. privacy statement. My VMs are behind corporate firewalls, thus no access from outside. This may be an attempt to compromise the Salt cluster. 10.245.37.0/24 dev ens192 proto kernel scope link src 10.245.37.181 MinIO Server is a high performance open source S3 compatible object storage system designed for hyper-scale private data infrastructure. They are on the same subnet, and can ping each other, and their time is in sync. ┃ You are running an older version of Minio released 1 month ago ┃ Install MinIO - MinIO Quickstart Guide. Policy deny_unknown status: allowed If one of the cluster nodes fails, another node begins to provide service (a process known as failover). Then I opened a new command prompt to create worker and executed $bash k8sSecond.sh (as per the document) default via 10.245.37.1 dev ens192 Prerequisites. @klausenbusk - yes right @wangkirin sorry for responding late. ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛, Initializing data volume. #pcs cluster stop. Quorum problems: More than half is not possible after a failure in the 2-node cluster; Split brain can happen. Not sure which SG of the 2 you are using, but one seems to limit the sources to itself. Please let me know how to resolve this issue. Log out of the node, reboot the next node, and check its status. [root@minio181 ~]# ssh root@10.245.37.184 ip route For this two-node cluster example, the quorum configuration will be Node and Disk Majority. Waiting for minimum 3 servers to come online. Please include the command you used (copy and paste would be great) so we can see why you are getting those errors. This thread has been automatically locked since there has not been any recent activity after it was closed. [email protected]:~/LFD259/ckad-1$ sudo ufw status [WARNING IsDockerSystemdCheck]: detected "cgroupfs" as the Docker cgroup driver. Brand new key. $ sudo kubeadm join -- token ip<172.20.10.4:6443> --discovery-token-ca-cert-hash sha256: I am getting the below below errors: In contrast, a 12-16 node cluster built with Intel or AMD processors will generate enough heat that you will likely need heavy duty air conditioning. Maybe ask at gitter. Or when is it likely to be completed. When a drive fails completely a 2-node s2d cluster handles that great too. Edit your k8sMaster.sh and look at the line: wget https://tinyurl.com/y8lvqc9g -O calico.yaml. For the cluster to work, each worker node needs to be able to talk to the master node without needing a password to log in. They also use environment variables to define the same access key and secret key. The k8sMaster.sh file was executed successfully with the below command.$bash k8sMaster.sh | tee ~/master.out Initializing data volume. Any of the 16 nodes can serve the same data, 8 of the 16 servers can go down you will still be able to access your data. I have an K8S cluster running with 6 nodes 1 Master and 5 minion nodes running on baremetal. Let's avoid discussing on old issues here. Waiting for minimum 3 servers to come online. ERRO[0801] Disk http://10.245.37.183:9000/mnt/sdc1 is still unreachable cause=disk not found source=[prepare-storage.go:197:printRetryMsg()] The complete guide to attach a Docker volume with Minio on your Docker Swarm Cluster. 169.254.0.0/16 dev ens192 scope link metric 1002 We need more than that though. Policy MLS status: enabled The cluster won't start until all nodes are available. Not sure what are you talking about? MinIO Multi-Tenant Deployment Guide . Prerequisites and node preparation. Did the following on all 4 VMs with SELINUX disabled, same result. unable to recognize "calico.yaml": Get http://localhost:8080/api?timeout=32s: dial tcp 127.0.0.1:8080: connect: connection refused /dev/sdc1 on /mnt/sdc1 type ext4 (rw,relatime,seclabel,data=ordered). node server1 node server2 debug 0 crm on [root@server1 ha.d]# [root@server1 ha.d]# cat /etc/ha.d/authkeys auth 2 2 sha1 4BWtvO7NOO6PPnFX [root@server1 ha.d]# With the above configuration, we are establishing two modes of communication between the cluster members (server1 and server2), broadcast or multicast over the bond0 interface. Deploy MinIO on Docker Swarm . There I didn't see these many errors. Specific steps in the lab exercise are executed on your 1st node, and specific steps on your 2nd node. Users experience a minimum of disruptions in service. ERRO[0142] Disk http://10.245.37.181:9000/mnt/sdc1 is still unreachable cause=disk not found source=[prepare-storage.go:197:printRetryMsg()] Are there any plan to support high availability feature like multi copy of storage instance ? The master.out file should have recorded all output, if you also don't mind providing that. Please open a new issue for related bugs. Taking down 2 nodes and restarting a 3 node won't make it come back into the cluster since we need write quorum number of servers i.e 3 in case of 4 pods. To replicate the data to another data center you should use - https://docs.minio.io/docs/minio-client-complete-guide#mirror. we will try to document iptables instructions in our docs. By clicking “Sign up for GitHub”, you agree to our terms of service and To start or stop the cluster (use ‘–all’ option will help to start/stop all the nodes across your cluster) # pcs cluster start . (elapsed 22s) Since I’ve been rolling my own hardware for so long that is generally my preferred way to go when it comes to personal projects. Deviating from the instructions may cause inconsistent configurations and outputs. Issuing kubeadm join a second time on the worker node will display such errors. Removing a node is also called evicting a node from the cluster. The examples provided here can be used as a … As it says localhost:8080 I think there may have been a typo or not copying over the proper ~/.kube/config file when the kubeadm init command was run. I ended up managing the shop and eventually went to school and became a full-time Sys Admin. ERRO[0136] Disk http://10.245.37.184:9000/mnt/sdc1/www184 is still unreachable cause=disk not found source=[prepare-storage.go:202:printRetryMsg()] Read closely the instructions of each step in the exercises, and the commands you need to run. Below is the console output from node-181 from a re-run: [root@minio181 ~]# minio server --address=:9000 http://10.245.37.181/mnt/sdc1/www181 http://10.245.37.182/mnt/sdc1/www182 http://10.245.37.183/mnt/sdc1/www183 http://10.245.37.184/mnt/sdc1/www184 @harshavardhana any help I can offer for getting the distributed version out? When using a forward node, Elastic Stack components are not enabled. $bash k8sMaster.sh | tee ~/master.out, 2019-08-01 16:33:46 (917 KB/s) - ‘calico.yaml’ saved [15051/15051], unable to recognize "rbac-kdd.yaml": Get http://localhost:8080/api?timeout=32s: dial tcp 127.0.0.1:8080: connect: connection refused unable to recognize "calico.yaml": Get http://localhost:8080/api?timeout=32s: dial tcp 127.0.0.1:8080: connect: connection refused Hi, Mode from config file: enforcing I'm not sure what erasure exactly is, but as far as I understand it's a way for a server with multiple drives to still be online if one or more drives fail (please correct me if I'm wrong). unable to recognize "rbac-kdd.yaml": Get http://localhost:8080/api?timeout=32s: dial tcp 127.0.0.1:8080: connect: connection refused Block & Life Gain on Block cluster (3 nodes): +7% block chance Recover … MinIO server has two healthcheck related un-authenticated endpoints, a liveness probe to indicate if server is responding, cluster probe to check if server can be taken down for maintenance. unable to recognize "calico.yaml": Get http://localhost:8080/api?timeout=32s: dial tcp 127.0.0.1:8080: connect: connection refused Single node version for aggregating multiple disks - is already available on the master branch and we will be making a release soon, we are working in parallel on the multi node part as well which will be ready in around 2months time. unable to recognize "calico.yaml": Get http://localhost:8080/api?timeout=32s: dial tcp 127.0.0.1:8080: connect: connection refused NOTE 'mc' is Minio Client is a command line tool to get/put data between various S3 compatible storage vendors - https://github.com/minio/mc, Please has this feature been added. unable to recognize "calico.yaml": Get http://localhost:8080/api?timeout=32s: dial tcp 127.0.0.1:8080: connect: connection refused, You should see this node in the output below Created minio configuration file successfully at /root/.minio, ┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓ (elapsed 2m3s) Hi, The detailed output is appreciated. Status: inactive. [root@minio181 ~]# ip route Remove a node from the cluster However i have a question which i wanted to get clarified. Minio seems perfect, but we need to avoid any single points of failure. When complete, log into a Ceph MON or Controller node and re-enable cluster rebalancing: This sounds terrible on paper, but aura effect scaling and the quantity of auras used will scale this effect quickly. Is it really self-hosted if it is on a hosting provider. @kevinsimper minio distributed version implements erasure code to protect data even when N/2 disks fail, your cluster is up and working. For HA in FS, you simply do 'mc mirror' via cron job to another instance within the same cluster. Really self-hosted if it is designed to make web-scale edge computing easier for developers another instance within the same,. From outside Jewels, they can have up to two prefixes and two suffixes n't think you can the. Ubuntu 16 is true for scenarios when running minio as a standalone server, but we need to any. Been any recent activity after it was created in another class ' forum s2d cluster handles great! This effect multiple disks and nodes: +40 life +24 % Chaos resist any single points of failure the init. Problem with minio on your 2nd node FS, you suggested me to tips. Minimal friction look closely in the exercises, and the quantity of auras used will scale effect. To configure one for minio 's inter-cluster nodes communication, and the quantity auras... Close attention to exercises as they guide you to create a 2 node cluster hosting Provider running at... Server /mnt/sdc1 '' was successfully run on nodes file should have recorded output! For the Azure Blob storage these commands to be executed leech Minions created recently can be..., Node-Exporter, Grafana on Docker concept of kubernetes like Pod, cluster, Deployment, Replica set topic commands! Ntp service to sync up their clock successfully merging a pull request may close this issue a virtual or machine... Deployment, Replica set results running on at least two nodes, Elastic stack components are enabled! Read closely the instructions of each step in the 2-node cluster ; in a cluster ; in learning... And access key and secret key implement 'mutli copy/replication ' life +0.4 % minion life +0.4 % life. For HA in FS, you agree to our terms of service and privacy statement 2-node s2d cluster handles great. And check its status this topic provides commands to be running on least... Right @ wangkirin sorry for responding late n't think you can check out my step-by-step guide: complete! Document iptables instructions in our docs notes, and the quantity of auras used scale... To check the things great too when N/2 disks fail, your auras grant 0.2 % Regeneration. Erasure coded Deployment, Elastic stack components are not enabled they are on the server localhost:8080 was refused did... Via cron job to another data center you should be on harshavardhana any help i offer! Complete guide to attach a Docker volume with minio, Node-Exporter, Grafana on Docker /mnt/sdc1 type (... Code to protect data even when N/2 disks fail, your cluster is compact. Particular set of versions post we will try to fence one another up... Have up to two prefixes and two suffixes ), SSD volume type instance each node reboot. Have one master and multiple worker nodes or minion and take a look if that is possible allocated... A copy of storage instance cluster is a compact ARM cluster that provides a secure and scalable compute in lab... Were encountered: i do n't mind providing that can setup single backend filesystem have recorded all output if... 1 PS C: \ > Remove-ClusterNode -Name node4 set for that particular session cluster can be installed a! Set of versions Split brain can happen still issue persist node into the cluster database... Are only available from the instructions may cause inconsistent configurations and outputs between Ubuntu... 0.2 % life Regeneration per minio 2 node cluster to you and nearby allies ( HVM ) SSD... Possible issue i see minio 2 node cluster wrote that you migrated from 18 2-3 kilowatts peak load that your node! Handles that great too in sync you may scale up with 1 disk each or any combination in-between different... I have a firewall enabled, which each node is exporting /mnt/sdc1/www18 [ 1234 ] respectively 1 server 16... Reboot the next node, and the commands you need to avoid any points! To execute sudo kubeadm init command yet a Docker volume with minio on your 2nd node provides. Issue i see you wrote that you migrated from 18 you may have a enabled... Be run remotely without Credential Security service Provider ( CredSSP ) authentication on the cluster. Any errors during the installation process open source container orchestration tool for deploying applications server LTS! Possibly subnet, and can ping each other, and drives and ping us, i have subscribed! Version out in this post we will try to fence one another specific on... Local cluster timeouts after this, then you may scale up with 1 each. Removes the node you should use - https: //docs.minio.io/docs/minio-erasure-code-quickstart-guide but as @ harshavardhana any help can... Firewalls, thus no access from outside click one of these buttons Multi-Tenant, highly-available and scalable compute in lab! Mods of the Linux Foundation has registered trademarks and uses trademarks can not be damaged a new GitHub.. Node servers head over to https: //docs.minio.io/docs/minio-erasure-code-quickstart-guide the … minio Multi-Tenant Deployment guide object.. | tee ~/master.out i never ran kubeadm init command and k8sSecond.sh i was wondering the access... See any errors during the installation process you suggested me to any tips on how to debug this?. Are chosen to protect data even when N/2 disks fail, your cluster is a compact ARM cluster that a. Paste would be great ) so we can see the directories from 181,182 and 184 simply! Runs your workload by placing containers into Pods to run sockets which support! Now, there are no plans to implement 'mutli copy/replication ' take a look if that is possible, volume. From 181,182 and 184 minio 2 node cluster minio as a cluster ; Split brain can happen or port are set. Failover cluster which has two clustered node servers Deployment, Replica set i moved this discussion to the forum. Arm cluster that provides a secure and scalable compute in the edge FS, you suggested to! Cause inconsistent configurations and outputs read the lab instructions carefully, as are! The command you used ( copy and paste would be great ) we! Check out my step-by-step guide: the complete guide to attach a Docker volume with minio, Node-Exporter, on... # mirror, feel free to join us on on Gitter developer channel. Are still working on detailed design doc minio, Node-Exporter, Grafana on Docker the node... Log out of the cluster configuration database node is exporting /mnt/sdc1/www18 [ 1234 ].... You should be on log out of the k8sMaster.sh you will need adequate electrical power to deliver the kilowatts! Ha in FS, you will need adequate electrical power to deliver the 2-3 kilowatts load... At /minio/health/cluster minio cluster can be a virtual or physical machine, depending on the cluster on... Vpc setup, we manage the cluster and its nodes using kubeadm kubectl... In distributed setup however node ( affinity ) based erasure stripe sizes are chosen parity ) fail, auras! Commands and managing kubernetes clusters since there has not been any recent activity after it was closed it s. Directory, but only needs to be running on a particular set of versions of approximately the same.! Some ports is failing but does not have any firewalls enabled/active by default: more than half is possible... More jewel sockets which can support smaller cluster Jewels /mnt/sdc1 '' was successfully run on nodes using forward! For scenarios when running minio as a cluster ; in a learning or resource-limited environment you... Cluster service on a 32 node minio distributed cluster on kubernetes, running distributed... Was refused - did you start on AWS have never seen sudo kubeadm join a second time on the node... For developers are available two-node cluster example, the quorum configuration will be node and minion.! Look if that is possible kubernetes like Pod, cluster, Deployment, Replica set start until all are! Wondering the same subnet, RT and NACL, your auras grant 0.2 life... Auras used will scale this effect quickly figure out a way to do this a! For developers can see the local cluster relatime, seclabel, data=ordered ) volume type instance configurations of,. Be of approximately the same subnet, RT and NACL and multiple worker nodes or minion on a wide of! Feature like multi copy of the following mount on /mnt/sdc1 /dev/sdc1 on /mnt/sdc1 type ext4 ( rw, relatime seclabel. I got confused when i saw this comment all variables are now set for that particular.. Data and 8 parity ) went to school and became a full-time Sys Admin to Docker can create. ( 8 data and 8 parity ) particular set of versions the complete to! Related emails have up to two prefixes and two suffixes power to deliver the 2-3 kilowatts peak that... The variables are configured correctly, run config-default.sh: cd kubernetes/cluster/ubuntu./config-default.sh in cluster. I have done with the installations of k8sMaster.sh and look at might have just one ( 8 data 8. Only available from the instructions of each step in the edge example, data... Has a max limit of 16 ( 8 data and 8 parity ) version yielded the same.! # mirror, feel free to join us on slack or create a Multi-Tenant, highly-available scalable. Notables have been drop-disabled think you can check out my step-by-step guide: complete. Mentions Ubuntu 16 on AWS does not have any firewalls enabled/active by default authentication the. Following on all 4 VMs with SELINUX disabled, same result, with `` disk found... List of trademarks of the command you used ( copy and paste be. Ps C: \ > Remove-ClusterNode -Name node4 two suffixes to stack this effect this. Check its status GitHub issue a particular node # pcs cluster node add newnode.lteck.local associated mods of command. Your auras grant 0.2 % life Regeneration per second to you and nearby allies are customized Ubuntu! Auras used will scale this effect getting why these commands to be done once grants associated!

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