1 installation environment
[root@k8s-master ~]# uname -a
Linux k8s-master 4.14.0-49.12.ts7.aarch64 #1 SMP Tue Nov 12 19:06:54 CST 2019 aarch64 aarch64 aarch64 GNU/Linux
[root@k8s-master ~]# cat /etc/redhat-release
TongyuanOS release 7.5.1810
2. Modify the h ...
Posted on Fri, 29 May 2020 10:11:49 -0400 by faifas
Building Kubernetes cluster by hand is a very tedious thing. In order to simplify these operations, there are many installation and configuration tools, such as kubedm, kubespreay, RKE and other components. I finally chose the official kubedm mainly because there are some differences between different versions of Kubernete ...
Posted on Sat, 23 May 2020 03:57:28 -0400 by new7media
1. kubelet and docker driver are inconsistent (other attempts to solve copywriting on the Internet are invalid, and finally the following methods are used to solve)Exception [kubelet cgroup driver: cgroupfs is inconsistent with docker cgroup driver: systemd]
The exception is described as follows:
failed to create kubelet: misconfiguration: kub ...
Posted on Fri, 22 May 2020 12:14:36 -0400 by philvia
Ali slb domain name of Internet
Alicloud is used in this environment. API Server is highly available throu ...
Posted on Wed, 20 May 2020 02:20:41 -0400 by skyloon
Kubedm builds kubernetes cluster environment
Three VPS (Alibaba cloud HK - centos7.7 is used in this paper)
A local computer capable of SSH connection to VPS
Before installation, you need to configure the domestic image source. Alibaba cloud's image source is recommended here
cat <<EO ...
Posted on Mon, 11 May 2020 10:28:08 -0400 by iifs044
cat > /etc/hosts << EOF
One , turn off firewall, turn off selinux , close swapoff -a
systemctl stop firewalldselinux=disabledswapoff -a
Two . installation docker
One )Common methods
a , configuration yum source
Alibaba image sour ...
Posted on Mon, 11 May 2020 04:53:38 -0400 by barneybarney68
Recently, it is found that the timeout exception caused by busy CPU occurs at the peak time of business. According to the monitoring, it is caused by the sudden seizure of a large number of CPUs by some Pod on Node.
Q: is there no CPU limit? Is it possible to solve the limited CPU usage? Solution: in fact, this problem can not be fun ...
Posted on Fri, 08 May 2020 22:36:53 -0400 by becoolufull
Recently, we have been paying attention to k8s, holidays on May 1st, and have not been out of town. All of us have set up k8s cluster and Harbo repository installation configuration in the test environment through VMware workstation. We hope this will be helpful to everyone, and at the same time improve our understanding of K8S.
1 Preparator ...
Posted on Tue, 05 May 2020 21:33:41 -0400 by evildj
1, Environmental optimizationLB1
[root@localhost ~]# hostnamectl set-hostname lb1
[root@localhost ~]# su / / modify the hostname
[root@lb1 ~]# systemctl stop NetworkManager
//Shut down the NetworkManage service
[root@lb1 ~]# systemctl disable NetworkManager
Removed symlink /etc/systemd/system/multi-user.target.wants/NetworkManager.service.
Posted on Tue, 05 May 2020 20:19:11 -0400 by ericcampbell30
Completing Kubernetes binary deployment step by step (4) - multi node deployment
In the previous three articles, Kubernetes of single node has been deployed in binary mode. Based on the configuration of this single node, this paper will complete the deployment of binary Kubernetes of multiple nodes.
Environment and address planning
Posted on Tue, 05 May 2020 18:52:22 -0400 by briand