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Related Articles
How to gracefully reboot MariaDB Galera Cluster servers?
Cluster Configuration In this example configuration of two nodes, we assume that the servers are connected over private network. This allows direct connections without requiring SSH tunnels. The most important parts is to enable listening on IP protocol and to configure addresses and names of the cluster nodes. The config files are similar for each […]
Install and configure LSYNCD on Centos 7
Enviroment: – Server01.192.168.30.201 – Server02.192.168.30.202 – Directory to be Sync : “/opt/web/htdocs/prompt and /opt/vxml ” 2.Step Key based authentication Configuration -Login to Master server & generate the public and Private keys using the following command: [root@server01 ~]# ssh-keygen -t rsa [root@server01 ~]# ssh-copy-id -i /root/.ssh/id_rsa.pub root@192.168.30.202 2.Step Installation Lsyncd [root@server01 ~]# yum install epel-release [root@server01 […]
How To Save All Docker Images And Copy/Move To Another Host?
Follow the below steps to export all docker images and import them to another system. Step #1 Export or save all images to one tar file. docker save $(docker images –format ‘{{.Repository}}:{{.Tag}}’) -o allimages.tar Step #2 scp -i key.pem rocky@192.168.1.1:/tmp/allimages.tar . Step #3 Load all images to docker on new host. docker load -i allimages.tar