Tags: rs.remove technology ima rem mirroring arp option link file1. Build the MySQL container and add the database userRefer to Docker creation to run multiple MySQL containers, address http://www.cnblogs.com/heyangyi/p/9288402.htmlAdd user database, add tbusers table2. Create an ASP. NET Core WEBAPI ApplicationRefer to Docker to generate
ObjectiveUsually in the Docker experiment, you will often need to modify some configuration parameters, some parameters modified, it is necessary to restart the Docker background process daemon to take effect, but after the Docker daemon restarts, may cause the running container to force shutdown. This is inconvenient
Update Docker containerAfter installing Redmine with Docker, it's been a long time, and in the days of maintaining the server, the Redmine version was also upgraded.Just think about upgrading the container, too.First, the general idea:
Upgrade Docker Image
Close on the
syntax and commands, and you can refer to Docker's official documentation.
2. With the Dockerfile file, you can create image files based on Dockerfile, and in the directory where Dockerfile is located, run the following command
sudo docker build-t centos6-ssh.
When the command succeeds, an image named Centos6-ssh is created and can be viewed using the sudo docker images.
3. At this point, you can creat
You only need to perform the following operations:1. # cd/etc/yum. repos. d/# Wget-O/etc/yum. repos. d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-6.repo# Rpm-ivh http://mirrors.aliyun.com/epel/6Server/x86_64/epel-release-6-8.noarch.rpm2. yum update# Yum clean all yum makecache yum update-y3. Install docker and start the docker service# Yum install
1. Docker run-it Ubuntu2. After entering the container, install the SSH service:sudo apt-get install Openssh-serverIt is possible to configure the software source before installing: sudo apt-get update3. Start the SSH service:/usr/sbin/sshd4. Generate public key and key for login without password:Ssh-keygenAll the way to the return, will be generated in the ~/.ss
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 image
1,
1 [root@loca
To support container Cross host communication, Docker provides overlay driver, allowing users to create overlay networks based on Vxlan. Vxlan can encapsulate two-tier data into UDP for transmission, Vxlan provides the same Ethernet two-tier service as the VLAN, but with greater scalability and flexibility. More detailed information about Vxlan can be referenced in the relevant chapters of Cloudman's 5-minu
]notinkeys_container_stats_list: printkeys_container_stats_list print ' YouThe input container monitoring item is not in the monitoring range, please re-execute the script and enter the correct monitoring item above. ' sys.exit (1) else:monitor_ item=sys.argv[2]if sys.argv[3]notinmerit_list: printmerit_list print "The detail of the container monitoring details you entered is not in the range of monitoring,
It took a great effort to download the installation image of Docker Community editor from the Docker website, DOCKER.DMG, a total of nearly 500MB, double-click to install:In the command line, use Docker version to view versions:Then use the command line Docker run Hello-world, and encounter the error message: Error res
Link modehttp://blog.csdn.net/halcyonbaby/article/details/42112325The container is created by link, and then we can access it using the alias of the link container.This will remove the application's reliance on the IP.Unfortunately, the link method only solves the interconnection between single-machine containers. In multi-machine cases, the interconnection of containers requires other means.[[emailprotected] ~]#
clusterrolebinding kubelet-bootstrap--clusterrole=system:node-bootstrapper--user=kubelet-bootstrapFifth step: Start Kubelet on the node server, you can view the CSR certificate on MasterAfter the certificate is generated, you need to allow the certificateKUBECTL Certificate Approve certificate name (that is, the name value above)Then you can see the status of the cluster.KUBECTL Get nodeAt this point, the k8s cluster deployment is complete.Next, we'l
1. When using MAVEN, the project first adds the auto-install MAVEN to the global Tool configuration and then adds the Maven top-level MAVEN targets in the project's build The Maven ID you just added is selected in version, otherwise the following error is reported:Fatal:command Execution Failedjava.io.IOException:Cannot Run program ' MVN ' (in directory/var/jenkins_home/workspace/ Jettydocker "): error=2, No such file or Directoryat Java.lang.ProcessBuilder.start (processbuilder.java:1048) at Hu
I had 3 questions when I published the ASP.1. Why the published program cannot run in a Docker containerWhen published in the Window development environment, dotnet Xxx.dll can run normally, but after it is placed in the Docker container, it is reported *.*.deps.json not found error. After the following article resolved the problem: https://www.cnblogs.com/mahido
As the current most popular application, Docker does exist in its unique, whether the program ape or Yun-dimensional should have heard of Docker's name, Docker has gone through a lot of pits, the latest version is the v1.11.0 version, it should be said to be fully capable of carrying the development and operation of monitoring, This tool helps us to efficiently package, publish, and run
Docker containerThe Docker drawback is that the container is deleted, all the data in the container is deleted,So for the long-term preservation of data requires an external data volume, or data containerAccording to my understanding ... is to attach a directory on the physical machine to the
Environment preparation1. Amazon EC2 Windows Server with Container2. Visual Studio Enterprise (profresianal to install update 3)3.. NET Core 1.0.0–vs Tooling Preview 2. Please click here to install4. Microsoft. NET Core SDK, can download and install to Microsoft Official websiteExperimental stepsFirst, Docker environment preparationAmazon EC2 Windows Server with container has built-in
Using the Docker container to run Tomcat, because the same host ran a number of containers, plus the host itself ran a lot of processes, resulting in the total number of processes 8000+, and the container in Tomcat's startup script will call the setenv.sh, There is such a sentence in setenv.sh ulimit-u 8192, because the number of system processes has reached 819
Docker get the container get time error problem resolution:
When using Docker to deploy the site, accidentally found in the container inside time unexpectedly is the United States time, was thunder to, but the solution is also very simple, there are two ways
1, restart a containe
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