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How to solve docker cannot log in
The solution to the problem that docker cannot log in: first open the docker configuration file; then change "--selinux--enabled" to "--selinux-enabled=false"; finally use "systemctl start docker" to restart.
Jun 09, 2020 pm 05:03 PM
How to solve the problem that docker cannot push to http
Solution to the problem that docker cannot push to http: First create the "daemon.json" file in the "/etc/docker/" directory; then add security configuration to the file; and finally restart docker.
Jun 09, 2020 pm 04:34 PM
How to solve the problem that IPV4 cannot be used during docker port mapping
The solution to the problem that IPV4 cannot be used when docker port mapping: first open the "/sysctl.conf" configuration file; then add the code "net.ipv4.ip_forward=1"; finally restart the network service and check the modification results.
Jun 09, 2020 pm 04:33 PM
How to delete image files in docker
How docker deletes image files: first check the image ID and container running status to ensure that there are no running containers; then delete the container; finally use "docker rmi imageid" to delete the image.
Jun 09, 2020 pm 04:33 PM
How docker implements packaging
How docker implements packaging: 1. Create a "dockerfile" file; 2. Generate a jar package; 3. Generate an image; 4. Start the container; 5. Verify whether the deployment is successful.
Jun 09, 2020 pm 04:33 PM
How to modify the docker image download address
How to modify the docker image download address: first open the "/etc/docker/daemon.json" configuration file; then find "registry-mirrors" to modify the address; and finally click Save.
Jun 09, 2020 pm 04:33 PM
How to solve the problem that docker's port cannot access tcp6
The solution to the problem that docker's port cannot access tcp6: first open the "00-system.conf" configuration file; then add a line of "net.ipv4.ip_forward=1"; and finally restart docker.
Jun 09, 2020 pm 04:31 PM
How to solve the problem of failure to pull the image in docker
The solution to the failure of pulling the image in docker: first enter the Alibaba Cloud docker library and register an account to enter the control management console; then select the image accelerator option; then modify the "/daemon.json" file; finally pull the image again and test The accelerator effect is sufficient.
Jun 09, 2020 pm 04:30 PM
How to solve the error when docker pulls private warehouse image
The solution to the error when docker pulls the private warehouse image: first modify or create a new "daemon.json" file; then add the "insecure-registries" configuration; and finally restart the docker service.
Jun 09, 2020 pm 04:30 PM
How to solve the problem that docker cannot connect to the latest version of mysql client
The solution to the problem that the mysql client cannot connect when installing the latest version of docker: first enter the docker container; then modify the encryption method of mysql; and finally check whether the mysql client can connect.
Jun 09, 2020 pm 04:30 PM
How to solve the problem that docker cannot access the host inside
The solution to the problem that the host cannot be accessed inside docker: first configure the firewall rules and reload the rules; then use it when starting the container "--net host" mode; finally turn off the firewall.
Jun 09, 2020 pm 04:30 PM
The difference between Webpack and Docker
The difference between Webpack and Docker: Webpack is a module packager. Its main function is to package modules according to their dependencies for easy use in browsers, while Docker is an open source application container engine that allows developers to package applications into containers. , and then publish to any popular Linux machine.
Jun 09, 2020 pm 02:34 PM
Do I need to install Docker first to install k8s?
You do not need to install Docker first to install k8s. There is no dependency between the two. Both can run independently, but they can be used together. Docker is an independent application and can be installed on any computer to run containers. application, and k8s can turn it into a cluster.
Jun 09, 2020 pm 02:08 PM
k8s installation and deployment steps
K8s installation and deployment steps: first prepare 3 servers, modify the hosts and parse the hosts; then install docker and kubernetes on all 3 hosts; install etcd on the master node and start the service; finally configure and connect the 3 hosts.
Jun 09, 2020 am 09:48 AM
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