Logging and monitoring of Kubernetes

1, Logging and monitoring 1.1,Log 1.1.1 container level View the container level logs through the docker command docker ps --->containerid docker logs containerid --->View the log of the container kubectl command view kubectl logs -f <pod-name> -c <container-name> 1.1.2 Pod level Of course, kubectl describe can view not o ...

Posted by Tiger99 on Tue, 01 Feb 2022 19:38:03 +0100

kubernetes installation and configuration

1, System requirements software and hardwareMinimum configurationRecommended configurationcpu and memoryMaster: at least 2 cores and 4GB memoryNode: at least 4 cores and 16GB memoryMaster: 4 cores and 16GB memoryNode: it should be configured according to the number of containers to runDockerVersion 1.9 or aboveVersion 1.12etcdVersion 2.0 or ab ...

Posted by SmoshySmosh on Tue, 01 Feb 2022 15:56:25 +0100

Common deployment schemes of Kubernetes (XIV)

Python wechat ordering applet course video https://edu.csdn.net/course/detail/36074 Python actual combat quantitative transaction financial management system https://edu.csdn.net/course/detail/35475 1, Common deployment schemes Rolling update The service will not stop, but the old and new will coexist in the whole pod. Recreate ...

Posted by someone2088 on Sun, 30 Jan 2022 09:20:32 +0100

Common deployment schemes of Kubernetes (XIV)

1, Common deployment schemes Rolling update   The service will not stop, but the old and new will coexist in the whole pod. Recreate Stop the old pod first, and then create a new one. The service will be interrupted in this process. Blue green (no shutdown, low risk) The application deploying v1 (the initial state) calls ...

Posted by Boozi on Sun, 30 Jan 2022 05:02:50 +0100

Podman Introduction, Installation, Basic Operations

Introduction to Podman What is Podman? podman is a container engine for daemon-less based Linux systems. Containers that can be used to develop, manage and run OCI standards. podman can run in root or non-root user mode. Podman was launched by Red Hat in 2018 with open source code. Official website https://podman.io/ OCI https://opencont ...

Posted by javamint on Fri, 28 Jan 2022 05:53:27 +0100

Resource management and scheduling in Kubernetes

Background: I wonder if there are any small partners like me who have not calculated their resource ratio in detail when creating applications in the cluster. Then I saw kubectl top node. When I saw that there were still many resources on each node, I directly created several applications with high resource allocation, and these applications w ...

Posted by mustatin on Thu, 27 Jan 2022 04:43:49 +0100

Persistent storage of Kubernetes' stories

1, Storage 1.1,Volume Official website: https://kubernetes.io/docs/concepts/storage/volumes/     Through the description on the official website, I can roughly summarize the understanding of this volume in docker, that is, I can name a variable only through a volume technology, and then bind the path of the physical host and the virtual path th ...

Posted by patheticsam on Thu, 27 Jan 2022 03:00:00 +0100

Install monitoring prometheus

23. Monitoring prometheus Official documents: https://prometheus.io/docs https://github.com/coreos/prometheus-operator https://www.qikqiak.com/k8strain/monitor/prometheus/ I brief introduction 1. Component architecture Prometheus Server The core component of the service pulls and stores monitoring data from the Exporter through pull metr ...

Posted by tnewton on Tue, 25 Jan 2022 03:08:34 +0100

Docker--Docker k8s--Kubernetes storage -- kubernetes monitoring -- kubernetes resource monitoring

catalogue 1. Metrics-Server 1.0 preliminary preparation 1.1 metrics server deployment 1.2. There are still many pits to fill after deployment 2. Dashboard deployment (visualization) 2.1 pulling image 2.2 configuration 2.3. Test: log in to Firefox browser and enter https://172.25.13.101 , access succeeded, but token authorization is re ...

Posted by Barkord on Mon, 24 Jan 2022 23:30:33 +0100

The simplest method of k8s is to deploy the image from the local cluster (4. Deploy the springboot project for k8s)

prepare First, prepare the simplest demo and a rest interface. Our goal is to deploy this demo to the k8s cluster and access it. The port exposed here is 8080 Run the jar package locally Local access Image packaging First upload the jar package to a folder on the master Write Dockerfile #create a file vim Dockerfile ##conte ...

Posted by EXiT on Mon, 24 Jan 2022 20:13:40 +0100