Prometheus Operator uses ServiceMonitor to manage monitoring configuration - 1

    Managing monitoring configurations using ServiceMonitor Modifying the monitoring configuration item is also one of the common operation and maintenance operations under Prometheus. In order to automatically manage the configuration of Prometheus, the Prometheus Operator uses the custom resource type ServiceMonitor to describe the info ...

Posted by sparq on Wed, 05 Jan 2022 14:19:02 +0100

k8s workload controller

k8s workload controller Workloads are applications running on kubernetes. Whether your load is a single component or multiple components working together, you can run it in a set of Pods in Kubernetes. In Kuberneres, pod represents a set of containers running on the cluster. Kubernetes Pods has a defined life cycle. For example, when a Pod ru ...

Posted by cody44 on Wed, 05 Jan 2022 13:56:04 +0100

Kubernetes3 - Pod life cycle, cluster controller

1, Pod life cycle Like independent application containers, Pod is also considered to be a relatively temporary (rather than long-term) entity. The Pod is created, given a unique ID (UID), scheduled to the node, and runs on the node until it is terminated (according to the restart Policy) or deleted.If a node dies, the Pod scheduled to the ...

Posted by xnor82 on Wed, 05 Jan 2022 13:13:43 +0100

The third generation microservice architecture: a practical case of blog microservice based on Go, supporting distributed transactions

This is a blog micro service Demo based on Golang, which can be deployed in kubernetes istio cluster with one click, and supports distributed transactions. Project address: github.com/jxlwqq/blog-microservic... , welcome to Star and PR. framework Kiali Console directory structure Mainly follow Standard Go Project Layout Recommended directo ...

Posted by srividya on Wed, 05 Jan 2022 13:01:54 +0100

Understanding linux network namespace

network namespace is an important function provided by linux kernel to realize network virtualization. It can create multiple isolated network spaces. The firewall, network card, routing table, neighbor table and protocol stack in an independent network space are independent. Whether it is a virtual machine or a container, when running in a sep ...

Posted by toivo on Wed, 05 Jan 2022 08:15:46 +0100

Pod life cycle of Kubernetes(k8s)

What is the Pod lifecycle Like a stand-alone application container, pod is also considered a relatively temporary (rather than long-term) entity. The pod will be created, given a unique ID (UID), and dispatched to the node. The pod will run on the node until it is terminated (according to the restart Policy) or deleted. If a node dies, the ...

Posted by kjl-php on Wed, 05 Jan 2022 03:38:09 +0100

OpenShift 4 MTC - Migrate applications from OpenShift 3 to OpenShift 4

Preparing object storage The MTC Replication Repository can use the following object stores: Multi-Cloud Object Gateway (MCG)Amazon Web Services (AWS) S3Google Cloud Provider (GCP)Microsoft Azure GenericS3 object storage, MinIO or Ceph Please refer to the " OpenShift 4 - Deploy Run MinIO Object Store "Deploy the MinIO environme ...

Posted by mligor on Wed, 05 Jan 2022 01:06:27 +0100

Container cluster k8s from introduction to mastery (Chapter 4)

Chapter IV introduction to actual combat This chapter describes how to deploy and access an nginx service in a kubernetes cluster. Namespace Namespace is a very important resource in kubernetes system. Its main function is to realize resource isolation of multiple environments or multi tenant resources. By default, all pods in the kubernete ...

Posted by filburt1 on Tue, 04 Jan 2022 16:31:38 +0100

Lifecycle in kubernetes-3 k8s cluster

1. What is the Pod lifecycle The Pod can contain multiple containers, and the Pod can also have one or more init containers started before the application container. The init container is not different from the ordinary container. The main reason is that init runs first. The main container will not be started until init runs successfully. Ther ...

Posted by able on Tue, 04 Jan 2022 14:18:12 +0100

Kubernetes configuration management

Kubernetes configuration management ConfigMap The variable configuration of applications is implemented through a ConfigMap resource object in Kubernetes. Many applications often need to read some configuration information from configuration files, command-line parameters or environment variables. These configuration information will certainly ...

Posted by noobie_daddy on Tue, 04 Jan 2022 11:57:42 +0100