Programming VIP

Nowadays, more Internet companies are trying to move micro services to the cloud. This can manage micro service clusters more easily through some mature cloud container management platforms, thus improving the stability of micro services and improving the team development efficiency. However, there are some technical difficulties in cloud migra ...

The article is very long. It is recommended to collect it and read it slowly! Crazy maker circle general catalog language bird version | General directory code cloud version| General directory blog Garden Edition We offer you valuable learning resources: Free classic books: Java high concurrency core programming (Volume 1) Necessary for inte ...

1, JVM monitoring Installing node based on docker_ exporter+prometheus+grafana Download Image package: docker pull prom/node_exporter docker pull prom/prometheus docker pull grafana/grafana docker pull timonwong/prometheus-webhook-dingtalk 1. Start node exporter docker run -d --name node_exporter -p 9100:9100 \ -v "/proc:/host/proc:ro ...

Single nginx agent + mirror queue Pull image # Pull image docker pull rabbitmq:3.8.7-management # Create mount directory mkdir -p /data/rabbitmqcluster/{rabbitmq01,rabbitmq02,rabbitmq03} Create container # first docker run -d --hostname rabbitmq01 --restart=always --name rabbitmqCluster01 -v /data/rabbitmqcluster/rabbitmq01:/var/lib/r ...

1, Pod management Pod is the smallest deployable unit that can create and manage Kubernetes computing. A pod represents a process running in the cluster, and each pod has a unique ip. A pod is similar to a pea pod and contains one or more containers (usually docker s). IPC, Network and UTC namespace are shared among multiple containers. ...

1, Data volume type 1 emptyDir emptyDir: simple empty directory Data is not stored permanently, but can only be stored temporarily. It is often used to exchange and share data between multiple Docker containers in a pod Create a pod containing two containers that share the same volume cat <<EOF > fortune-pod.yml apiVersion: v1 kin ...

Docker Install Docker Uninstall old version sudo apt-get remove docker docker-engine docker.io containerd runc Installing using a repository Before installing Docker engine community on the new host for the first time, you need to set up the Docker repository. After that, you can install and update Docker from the repository. Set up repo ...

Step on the pit in advance As soon as I joined the project team, I began to work with dokcer Java. Since I hadn't contacted it before, I began to look for information throughout the network. Therefore, I found a bunch of blogs, which seem to be similar. Although they can run, my needs have not been realized: ​ Unable to connect to remote dock ...

Before, Jenkins was generally needed to realize automatic packaging deployment. However, Gitlab's CI/CD function can also be deployed automatically, and the operation is simpler. If you are also using Gitlab as a Git repository, you might as well try its CI/CD function. 1, Installation To realize automatic deployment through Gitlab's CI/CD fu ...

We previously said that k8s uses deployment and statefulset workload resources to maintain stateless and stateful applications, respectively. In this short article we will learn how to use DaemonSet to maintain a daemon process (application). 1. What is a DaemonSet? DaemonSet is a workload resource (daemon) that ensures that a Pod must be r ...