Programmer Group

I. Cluster Structure RabbitMQ always records the following four types of internal metadata: Queue metadata: name and properties of the queue (persistent, can be deleted automatically); Exchange metadata: Exchange name, type and properties (persistent, etc.); Binding metadata: A table that records how messages are routed to a queue; Vhost metad ...

Kong is a cloud-native, fast, scalable, and distributed Microservice API Gateway background Although Kong has reached 2.0, because the previous expansion development was based on Kong 1.2.1, the source code and development environment construction of Kong are based on Version 1.2.1. The subsequent versions can follow this process, but t ...

Kong is a cloud-native, fast, scalable, and distributed Microservice API Gateway background Although Kong has reached 2.0, because the previous expansion development was based on Kong 1.2.1, the source code and development environment construction of Kong are based on Version 1.2.1. The subsequent versions can follow this process, but t ...

openstack to learn more Introduction to OpenStack Cloud Computing (1) Service types of cloud computing IAAS: Infrastructure as a service, such as cloud hosts; PAAS: Platform as a Service, e.g. docker; SAAS: Software as a Service, e.g., Purchase Enterprise Mailbox, CDN; Traditional IT IAAS PAAS SAAS 1 Application ...

1. Install dockersystem information [root@localhost yum.repos.d]# cat /etc/centos-release CentOS Linux release 7.8.2003 (Core) [root@localhost yum.repos.d]# uname -a Linux localhost.localdomain 3.10.0-514.el7.x86_64 #1 SMP Tue Nov 22 16:42:41 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux [root@localhost yum.repos.d]# 1. Install yum extension ...

background Alibaba cloud's ECS server just bought is going to set up a website of its own. First install the Redis service. Download Redis Download address: https://redis.io/download Current version of Redis 6.0.1 Upgrade gcc #Check whether the gcc version is above 5.3. CentOS 7.6 installs 4.8.5 by default [root@liukai-ecs-01 system]# gcc -v # ...

What is Kickstart Installations? Kickstart Installations for unattended automatic installation Kickstart files, which are ready before installation, can be used to automatically perform the installation. It can be saved on a single server system and supports one to many: that is, a single file installs CentOS on multiple computers All Kickst ...

When zabbix is installed suddenly recently, it always reports an error, such as: (24/27): t1lib-5.1.2-14.el7.x86_64.rpm | 166 kB 00:00:00 zabbix-web-4.4.6-1.el7.noarch. FAILED ==================================- ] 347 kB/s | 11 MB 00:00:15 ETA http://repo.zabbix. ...

rsync+lsyncd to realize real-time file synchronization yum -y install rsyncd (both the synchronized end and the synchronized end need to be installed) 1. Provide lsyncd installation source rpm -ivh http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm 1 2 2. Dependency of installing lsyncd from yum yum -y install ...

Install dependent packages: #yum install gcc bison bison-devel zlib-devel libmcrypt-devel mcrypt mhash-devel openssl-devel libxml2-devel libcurl-devel bzip2-devel readline-devel libedit-devel sqlite-devel libpng-devel libjpeg-devel freetype freetype-devel Create a WW user: #groupadd www #useradd -g www -s /sbin/nolo ...