glusterfs kubernetes

This article is reprinted from the soaring water drop "glusterfs six-volume model description" Description of glusterfs 6 First, sub-volume The distributed volume files are randomly distributed across the entire brick volume. To use distributed volumes, you need to expand storage. Redundancy is important or provides other hardware/software layers. (Introduction: distributed volumes. Files are randomly dis

NetworkingKubernetes supports for Third-party netwroking the cluster via the MLM plugin. For more infromation, please see Cluster Networking.According to this Chinese blog, Principles and Solutions of Kubernetes Networking from Yourongyun the three top of the MLM Pro Viders for kubernetes cluster based on VMs is Project Calico, flannel, Weave Net.And also, here is comparison of variable networking solution

Gluster 3.7. The 12 version has a major bug to fix, from the previous message list information, 3.7 version reported a lot of problems, are still in repair.Relatively speaking, the 3.6 series version is relatively stable, no major bugs have been found recently, the new update is not released, the explanation is very stable.3.6 The last update is currently in March 2016, while the 3.7 version has been updated 3 times since March and has been upgraded to the current 3.7.12, the community is also p

Delete the glusterfs shared directory Exception: transport endpoint is not connected Cause: data inconsistency between glusterfs storage systems causes communication problems between servers; failed to rebalance volume; sync volume to ensure data consistency between storage locations; Solution: 1. Check the network configurations of each storage server to ensure normal network communication; 2. Isolate

Cinder supports a variety of backends in the backend, and it really fits the needs of the user. Recently, our company's own internal OpenStack platform with SATA, SSD glusterfs volume, studied the configuration of the next cinder multi backends. Actually, the main thing is cinder.conf.The cinder.conf configuration file is as follows:[default]enabled_backends = glusterfs1,glusterfs2 # enable two glusterfs vo

! [K8s-install] (https://raw.githubusercontent.com/opsnull/follow-me-install-kubernetes-cluster/master/images/ Dashboard-home.png) "And I step-by-Step deployment kubernetes cluster" since its release, by the Kubernetes community long-time enthusiasts attention, raised a lot of questions and suggestions (see Github issues), very happy to bring you help! Previous v

Kubernetes Basic Primer-Installation Deployment Configuration ExampleDeploying Kubernetes SkydnsKubernetes can provide DNS internal domain name resolution services for pods.Its main function is to provide pods with the ability to resolve the IP directly through the service's name to the corresponding service!1. First add the options in the Kubelet process for each node:kubelet_args= "--cluster_dns=10.254.0.

Gluster 3.8 Release Notes Gluster Community Version Maintenance InstructionsThe GlusterFS 3.8 version is the original stable version of the 3.8.X series, which is a long-term stable version (Long-term-stable versions), updated every month, and these updates will only fix bugs and improve stability without any new features. This version can be safely installed in the production environment.According to the community program, the long-term stable versi

Client-Side Debugging methodsYou can add the-o log-level=debug parameter to view detailed debugging information. Usage examples:Mount-t Glusterfs-o Log-level=debug 192.168.1.120:/tank/mntServer-Side debugging methodsYou can change the log level:Diagnostics.brick-log-level # Brick process log level, default to info diagnostics.client-log-level # Client log level, default to infoDiagnostics.brick-sys-log-level # Default value is CRITICAL, do not move,

Preliminary discussion on glusterfs-use summary FAQ2015/11/4 Time 17:581. Example of a process for quickly establishing a volume to provide a service "data disk partitioning" If the partition is already mounted, uninstall and delete the existing system first. Yuminstalllvm2xfsprogs-ypvcreate/dev/sdbvgcreatevg0 /dev/sdblvcreate-l100%FREE-nlv01vg0mkfs.xfs-f-i size=512/dev/vg0/lv01mkdir/datacatPreliminary discussion on

Job Responsibilities:Participate in building cloud storage services, including development, design, and operational work?Requirements for employment:1, Bachelor degree or above, more than 3 years of storage system development, design or operation and maintenance work experience;2, familiar with the Linux system and understanding of the kernel, cloud computing, virtualization have some knowledge;3, have Ceph, Glusterfs and other distributed storage of

This article starts with my public number clouddeveloper, and you are welcome to join me in learning cloud computing. During the Ming Dynasty, Emperor Chengzu Zhu Di, in order to develop overseas trade and establish his prestige, sent Zheng He seven voyages, set the ancient China's largest, the most ships (more than 240 ships), the most seafarers (27,000 people), the longest time, than the European countries sailing time of half a century earlier ocean voyage feat.

to guess is the issue that might be caused by a version inconsistency. So the first is whether there is a problem with the Gluster FS version, the deployment of glusterfs hardware and software whether there is a problem starting, but always find no real reason. At this time the company process is a hindrance, because the reason is based on empirical speculation, even if a little bit of code, to be tested, to find a number of leadership signature, the

Preliminary discussion on the type of glusterfs-test volumeFirst, the preparation work 1, the physical machine 3 sets the IP mapping to the Hosts file: 192.168.20.72node72192.168.20.73node73192.168.20.86node862, Partition [[ Emailprotected]~]#yuminstalllvm2xfsprogs-y[[email protected]~]#pvcreate/dev/sdb[[emailprotected]~]#vgcreatevg0 /dev/sdb[[emailprotected]~]#lvcreate-l16t-nlv01vg0 [[Emailprotected]~]#mkfs.xfs-f-isize=512/dev/vg0/lv01[[email protect

inside.Such a cluster is done. Next, when this replication cluster is full, how to scale up.It's my test. A 10G hard drive was added to the g1\g2 and mounted on the/DATA24. Add BrickGluster volume Add-brick Test-volume 10.100.15.111:/data2/test-volume 10.100.15.112:/data2/test-volumeAfter this is added, the client sees that the mounted disk is changed from 10G to 20G, but this time the client writes to the file. All the files are no longer written in the/data directory, but through the policy w

Glusterfs six volumes to explainFirst, the distribution volumeThe distributed volume file is randomly distributed across the entire brick volume. With distributed volumes, you need to extend storage, redundancy is important, or provide additional hardware/software layers. (Simplified: Distributed volumes, where files are randomly distributed through hash algorithms to volumes made up of bricks. The resources in the volume are stored only on one server

Kubernetes v1.10----Deployment Kubernetes-dashboard v1.831. Download Kubernetes-dashboard yaml file#因为文件中的image指定的是谷歌, so you cannot deploy directly using applywget Https://raw.githubusercontent.com/kubernetes/dashboard/master/src/deploy/recommended/kubernetes-dashboard.yaml

GlusterFS for UbuntuBase installationdeb://ppa.launchpad.net/gluster/glusterfs-3.5/ubuntu precise maindeb-src http://ppa.launchpad.net/gluster/glusterfs-3.5/ubuntu precise mainServer# apt-get install glusterfs-serverClient# apt-get install glusterfs-client There are a variet

What is a container?Kubernetes is a container management platform. It is conceivable that we need containers to manage them. But what is a container? The best answers to the official Docker documentation are: A container image is a lightweight, standalone, executable package that contains everything that can be run: Code, runtime, System tools, system libraries, settings. For Linux and Windows-based applications, containerized software can ru

1. Compiling environment Operating system: Ubuntu 16.04 LTS AMD64 git:2.7.4 docker:1.12.6 2. Compile Steps 2.1 Clone Source Code # git clone https://github.com/kubernetes/kubernetes.git # git checkout release-1.7 2.2 To modify the source code is to solve the Gcr.io domestic problems, has been tested, even if ready to gcr.io related mirrors, such as not modify the source code will still be due to network problems caused the compilation failed edit