Well, I thought it would be easy to remove the image, but it's a little bit of a puzzle to start with. By deleting it, it was easy to find out. Share My experience:In two cases: to remove the image, first delete the container, delete the container, make sure the container is stopped, 2; the command to delete the container and delete the mirror is slightly differe
Problem Description:Using the command yum-y install Docker installed on the CENTOS7 system, when downloading the image is very slow, the last mirror download failed, and reported "Net/http:tls Handshake Timeout" error:[[emailprotected] ~]# Docker run-d--restart=unless-stopped-p 8080:8080-p 9345:9345 rancher/server:stable-- Db-host 10.0.0.101--db-port 3306--db-use
Just installed Docker-io, the following error is reported when booting:Error starting daemon:selinux is not supported with the Overlay2 graph driver on this kernel. Either boot into a newer kernel or disable SELinux in DockerSolve:Open Vim/etc/sysconfig/dockerModify it as follows:That is, change to--selinux-enabled=false in--selinux-enabled.Restart DockerSystemctl Restart DockerTo add an accelerator:Open: Vim/etc/
After installing Docker on Mac and Win7, we found that the original vagrant couldn't start.[Email protected] vagrant$ vagrant up/opt/vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/pre-rubygems.rb:31:warning:insecure World Writable dir/ Usr/local/tomcat/bin in PATH, mode 040777/opt/vagrant/embedded/gems/gems/bundler-1.10.6/lib/bundler/shared_helpers.rb:78:warning:insecure World Writable Dir/usr/local/
I execute Docker run in CentOS7, and the error is as follows:
/usr/bin/docker-current:error response from Daemon:driver failed programming external connectivity on endpoint xxxx (450 9dc5c1fe2ad23848f6098edb0f6df694c001179ea4c8fa866335eb5f4f11f): iptables failed:iptables--wait-t nat-a docker-p TCP -D 0/0--dport 3247-j dnat--to-destination 172.17.0.2:3306! -I doc
Package a Docker image so that your friends can load and open a container and output hello and world to the specified file every second,
I. Two script codes
Dockerfile
1 FROM bash2 COPY . /usr/herui/3 WORKDIR /usr/herui/4 CMD [ "sh", "hello_world.sh" ]
Hello_world.sh
1 #!/bin/bash2 while true3 do4 echo 'hello world!' >> /usr/herui/hello_world.log5 sleep 16 done
Ii. package it into an
When you create a mirror through dockerfile, it is generally based on the official image provided by the Docker Hub. The following describes how to create a personal private base image on a ubuntu16 system .1, install bootstrap tool Debootstrap$ sudo apt-get insall debootstrap-y2. Download ubuntuxenial (16.04) binaries using debootstrap3. Create a base
Docker multi-container through--link interconnection, how to do sequential start?This is the case, my Docker container is PHP service container, one is the MySQL service container, PHP container start dependent MySQL container start up to be started, so I use Supervisor to s
{public dbset public class Tbuser { [databasegenerated (Databasegeneratedoption.none)] public int ID {get; set;} public string Nickname {get; set;} public string Email {get; set;} } public class Tbuserdatahandle:datacontext {public static int adduser (Tbuser user) {try {using (var context = new DataContext ()) {context. Database.ensurecreated (); Context. ADD (user); Context. SaveChanges ();
First, the environmentUbuntu 14.04Docker version 1.9Second, the preparatory work
Download Ubuntu image----Docker pull Ubuntu
New Apache directory mkdir/apache into Apache Cd/apache
New File Dockerfile Touch Dockerfile
Create a new index.html touch index.html in the Apache directory
VI index.html Input:
VI Dockerfile Input:From UbuntuMaintainer ZHONGRUN APT-GET-YQQ UpdateRUN apt-get-yqq Install
Docker pull down on Ubuntu, using apt-get install command download speed is extremely slow, need to modify its software source, into the ETC/APT directory to repair sources.list found vi,vim,gedit are not, The software is also very slow.Solve:1. When you start the container, mount the etc/apt file of the local Linux system Docker run-ti-v/etc/apt/:/home/etc ubunt
First, start a pure CentOS container.
Docker run-it--name=sample Centos/bin/bash
Then the SSH localhost will find the following error.
Bash:ssh:command not found
Next I'll teach you how to ssh localhost.
Yum install openssh-server
yum install openssh-clients
Try ssh localhost again and find the error change:Ssh:connect to host localhost port 22:cannot assign requested address
Indicates that the SSHD servi
Docker container run, generally cannot ssh, this container management brings trouble, below will explain how to create a docker image that supports SSH
Download the Ubuntu image from the dock hub firstCommand: Docker pull Ubuntu
Create a new Ssh_ubuntu directoryMkdir/s
#docker build Image (Dockerfile)
CentOS 7.4.1078 Image Maker
Nginx image creation (based on front centos7 image)
nginx+php Image Production
For more walkthrough, see the Readme file in GitMy git site https://
docker:/root# Docker PS CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES f3cb864be528 192.168.32.150:5000/zjzc_centos6.5_templat E "Bash" about a minute ago up about a minute zjzc_test99 d25712059 702 192.168.32.150:5000/zjzc_centos6.5_m2 "bash" 7 minutes ago up 7 minutes Sick_wright 8302f2eb1c9e 192.168.32.150:50
1 environment2 steps3 FAQs4 referencesEnvironmentUbuntu-16.04-desktop-amd64.isoStepsSpecific can refer to blog post, in my environment implementation success, here Jiehuaxianfo: http://www.cnblogs.com/lienhua34/p/4922130.htmlFAQsThe only solution to the push failure in the above blog post is not valid in my environment.The error prompts are as follows:[Email protected]:/etc/default# sudo docker push 192.168.80.130:5000/hello-worldThe push refers to a
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.