Linux Tips, Hacks, Tricks, and Tutorials
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
To install, first you must add the Webtatic EL yum repository information corresponding to your CentOS/RHEL version to yum: CentOS/RHEL 7.x: rpm -Uvh https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm rpm -Uvh https://mirror.webtatic.com/yum/el7/webtatic-release.rpm CentOS/RHEL 6.x: rpm -Uvh https://dl.fedoraproject.org/pub/epel/epel-release-latest-6.noarch.rpm rpm -Uvh https://mirror.webtatic.com/yum/el6/latest.rpm Remove old php version yum remove php* Now you can install PHP 5.6’s mod_php SAPI (along with an opcode cache) […]
I have a number of command line scripts that copy MySQL databases down from staging servers and store them locally. These scripts set the password on the command line using the -p option. With MySQL 5.6, a new warning is displayed every time my scripts run: Warning: Using a password on the command line interface […]
We needed to setup Nagios to utilize our internet service providers SMTP Email server for notification emails. The biggest problem was that the ISP’s outgoing email server requires authentication. Nagios setup with SMTP outgoing authentications. These are instructions and examples on how we got this setup working. I hope this helps others in the Nagios […]