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  • OpenStack cinder storage uses NFS

    OpenStack cinder storage uses NFS

    1. Yum-y install nfs-utils rpcbind2. Mkdir-p / data/nfs3. Vim / etc/exports/data/nfs * (rw,sync,n

    Shulou · 2022-06-03 04:33
  • Kafka Cluster deployment and Verification

    Kafka Cluster deployment and Verification

    Kafka Cluster deployment and Verification I. download kafkawget https://www.apache.org/dyn/closer.cgi?path=/kafka/2.3.0/kafka_2.12-2.3.0 on the official website

    Shulou · 2022-06-03 04:33
  • Details of K8S Authentication, Authorization and admission Control (RBAC)

    Details of K8S Authentication, Authorization and admission Control (RBAC)

    Related recommendations the kubernetes environment for this article: https://blog.51cto.com/billy98/2350660RBAC official documentation: https://kubernetes.io/docs/refere

    Shulou · 2022-06-03 04:33
  • 1 linux shell Foundation

    1 linux shell Foundation

    [TOC] one, DAY11. What is shellshell is a command interpreter that provides interaction between the user and the machine (shell scripts are a representation of shell) to support specific syntax, such as logical judgment, if,for,while each

    Shulou · 2022-06-03 04:33
  • Jmeter tutorials for building a distributed stress testing environment

    Jmeter tutorials for building a distributed stress testing environment

    This article is to share with you the detailed tutorial of jmeter to build a distributed stress testing environment. I believe most people don't know how to build it yet. In order to let you learn, I summarized the following contents. Without saying much, let's read on. Role IP operating system version Controlle

    Shulou · 2022-06-03 04:33
  • How to install and configure keepalived in centos7

    How to install and configure keepalived in centos7

    How to install and configure keepalived in centos7 system? I believe that most people have not yet learned this skill, in order to let you learn, to give you a summary of the following content, do not say much, let's move on. 1. Basic environment system version nginx version keepalive

    Shulou · 2022-06-03 04:33
  • Steps for rancher to install a kubernetes cluster

    Steps for rancher to install a kubernetes cluster

    This article is to share with you rancher installation kubernetes cluster detailed installation tutorial, I believe that most people do not know how to install, in order to let you learn, to give you a summary of the following content, needless to say, let's read on. 1. Install yum insta

    Shulou · 2022-06-03 04:33
  • Install the GTK+ development environment

    Install the GTK+ development environment

    Windows: https://www.gtk.org/download/index.php download all-in-one bundle installation Why download 2.x is for codeblocks, cod

    Shulou · 2022-06-03 04:33
  • Introduction and use of Common commands in Linux

    Introduction and use of Common commands in Linux

    The main purpose of this article is to share the introduction and use of common Linux commands. The article also introduces the basic operation of linux commands on directories and files. I hope you can get something through this article. 1. Basic Linux commands. 1. General format command words of Linux commands

    Shulou · 2022-06-03 04:33
  • What are the network models of Docker containers

    What are the network models of Docker containers

    What are the network models of Docker containers? To solve this problem, today the editor summarizes this article about the Docker network model, hoping to help more friends who want to solve this problem to find a more simple and easy way. 1. NAT (default) NAT network model, by default

    Shulou · 2022-06-03 04:33
  • The Win10 system is permanently activated using the secret key

    The Win10 system is permanently activated using the secret key

    Permanent activation win10 online search a large number of system activation tools, are false activation, the general activation time is half a year or three months, such an activity, it is necessary to activate once in a while, but also to turn off the win10 firewall, file interception and so on, it is really troublesome. Today I found a permanent

    Shulou · 2022-06-03 04:33
  • PowerShell bulk modifies mailbox quotas and deleted retention periods

    PowerShell bulk modifies mailbox quotas and deleted retention periods

    Applicable to: the Exchange 2010 CSV 2013Accord 2016 platform replaces the DB column of CSV in the following code with the DB information of its own environment, and the parameters in the Set-MailboxDatabase command can be changed to the parameters you want to set. $csv =

    Shulou · 2022-06-03 04:33
  • Configuration of Docker Private Warehouse Harbor

    Configuration of Docker Private Warehouse Harbor

    This article is about the configuration of Harbor, a private repository for Docker. The editor thought it was very practical, so I shared it with you as a reference. Let's follow the editor and have a look. Harbor introduces Harbor as an open source enterprise docke of vmware.

    Shulou · 2022-06-03 04:33
  • How to use Haproxy to build web Cluster

    How to use Haproxy to build web Cluster

    How to use Haproxy to build a web cluster? I believe that most people have not yet learned this skill, in order to let you learn, to give you a summary of the following content, do not say much, let's move on. Common Web Cluster Scheduler at present common Web cluster scheduler is divided into software and hardware, software

    Shulou · 2022-06-03 04:33
  • Get memory usage in the linux kernel si_meminfo

    Get memory usage in the linux kernel si_meminfo

    Struct sysinfo {long uptime; / Seconds since boot / unsigned long loads [3]; / 1,5, and 15 minute loa

    Shulou · 2022-06-03 04:32
  • Wubantu 18.04 modified ip

    Wubantu 18.04 modified ip

    Ubantu 18.04 modify ip requires modification of / etc/netplan/50-cloud-init.yaml configuration file

    Shulou · 2022-06-03 04:32
  • CentOS7 reset script to initialize a new virtual machine

    CentOS7 reset script to initialize a new virtual machine

    Available, need to improve CentOS7 test reset2.0.sh (20190906) #! / bin/bash#**#Author: 28#QQ: × × # Date: 2019-08-01#FileName:

    Shulou · 2022-06-03 04:32
  • Shell script practice-- DNS Master-Slave synchronization script example

    Shell script practice-- DNS Master-Slave synchronization script example

    DNS master-slave synchronization script example PS: after the two servers are ready, it is best to restart the master server configuration #! / bin/bash#DNS master-slave synchronization-master server rpm-Q bindif [$?-ne 0]; then y

    Shulou · 2022-06-03 04:32
  • Building Redis Cluster with Centos 7

    Building Redis Cluster with Centos 7

    Blog directory 1, Redis cluster principle 1, architecture details 2, Redis election 2, build Redis cluster 1, install the first Redis and modify the configuration file 2, install the second Redis and modify the configuration file 3, use the script to create the cluster 4, test cluster 1, Red

    Shulou · 2022-06-03 04:32
  • Supplementary Foundation: self-study: introduction to computer Science Chapter VI computer Network

    Supplementary Foundation: self-study: introduction to computer Science Chapter VI computer Network

    6.1 introduction 6.1.1 Network Standard 1. Performance 2. Reliability 3. Security 6.1.2 A physical structure connection type network consists of two or more devices connected through a link. A link is a communication channel through which data is transmitted from one device to another. Point-to-point connections: providing

    Shulou · 2022-06-03 04:32