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There are many container monitoring tools. This paper mainly compares the characteristics and functions of cdadvisor, Weave Scope and Prometheus, and tests the use of each tool in combination with the deployment environment. There are many container monitoring tools. The following table compares the characteristics and functions of several m ...

4. Introduction to actual combat This chapter describes how to deploy and access an nginx service in a kubernetes cluster. 4.1 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 kubernetes cl ...

5. Detailed explanation of pod 5.1 Pod introduction 5.1.1 Pod structure Each Pod can contain one or more containers, which can be divided into two categories: The number of containers where the user program is located can be more or less Pause container, which is a root container for each Pod. It has two functions: It can be used as ...

Let's start learning about DockerFile DcokerFile is a file used to build a docker image. It is a command parameter script Steps to build a general docker image: 1. Write a dockerfile file 2. docker build builds into an image 3. docker run run image 4. docker push publish image (we can publish it to DockerHub or alicloud) Let's see how th ...

WeChat Public Number: Operations and Maintenance Development Story, Author: double winter 1. Overview Start with two important Pod parameters: CPU Request and Memory Request. In most cases, we do not define these two parameters when defining a Pod, and Kubernetes assumes that the Pod requires very few resources and can be scheduled on any a ...

brief introduction DRF (Django REST framework) is a powerful and flexible toolkit for building RESTful web APIs. It is a secondary development based on Django framework. It is called DRF framework or REST framework for short. characteristic It provides a powerful Serializer serializer, which can serialize and deserialize efficientlyIt provid ...

How does the partner system allocate memory Partner system The partner system is derived from the Solaris Operating System of Sun company. It is an excellent physical memory page management algorithm on the Solaris Operating System. However, good things are always easy to be stolen or imitated by others, and the partner system has also be ...

C++ STL container classification Use the following table to list the commonly used C++STL containers (including the newly introduced containers of C++11): Sequential container This section summarizes the contents of sequential containers. vector container content sorting Underlying data structure: an array whose memory can be expanded tw ...

Interface Overview namespace NZB { // Simulation Implementation of list node template<class T> struct _list_node { _list_node(const T& val = T()); // Construction node //Member variable T _val; // data _list_node<T>* _next; // Backward pointer _list_node<T>* _prev; // Forward pointer ...

brief introduction This scenario is designed to support you to migrate from HAProxy to Envoy Proxy. It will help you apply any previous experience and understanding of HAProxy to Envoy. You will learn how to: Configure Envoy proxy server configuration and settings.Configure the Envoy agent to proxy traffic to external services.Configure acce ...