YUM command management and use of source package
YUM command management
1, YUM common commands
yum list software name lists rpm -q for each package (both installed and uninstalled)View all warehouses using yum repolistinfo query software information rpm -qiReinstall reinstall rpm -ivhremove uninstall rpm -eprovides searchclean all clear cachemakecache create cache
1.1 installation pa ...
Posted by southeastweb on Tue, 26 Oct 2021 13:02:20 +0200
Detailed explanation of nginx - working principle and configuration file
How nginx works
Nginx consists of kernel and modules. Among them, the design of the kernel is very small and concise, and the work completed is also very simple. Only by looking up the configuration file, the client request is mapped to a location block (location is an instruction in nginx configuration for URI matching), and each instruction ...
Posted by jakebrewer1 on Tue, 26 Oct 2021 03:28:41 +0200
Introduction to Servlet foundation of JavaWeb detailed explanation (Part I)
Introduction to Servlet foundation of JavaWeb detailed explanation (Part I)
1. Overview of Serlvet
Servlet is a java program running on the web server or application server. It is an intermediate layer responsible for connecting applications from web browsers or other HTTP clients and HTTP servers. It is a technology provi ...
Posted by steelerman99 on Sun, 24 Oct 2021 05:02:37 +0200
New version configuration of MinIO
Official documents
MinIO | The MinIO Quickstart Guide
Single node deployment
Deploy through binaries
# Normal direct pass
$ wget https://dl.min.io/server/minio/release/linux-amd64/minio
$ chmod +x minio
$ ./minio server /opt/data
# After startup, you will find that the user name and password are minioadmin by default, and the console listens ...
Posted by westen on Wed, 29 Sep 2021 04:37:03 +0200
Wechat public platform development -- fill in the server configuration and verify the effectiveness
1. Preface
As mentioned in the previous article, wechat will send user messages to the server designated by us (developers).
Therefore, we need to fill in our server information through wechat public platform so that wechat can forward messages to us.
In addition, wechat will also verify whether the server information we fill in is corre ...
Posted by urb on Sat, 25 Sep 2021 12:58:15 +0200
MHA High Availability Configuration and Failover
Catalog
1. Understanding MHA
1. Overview of MHA
2. Composition of MHA
3. Characteristics of MHA
4.MHA cluster architecture diagram
2. Build MySQL MHA
1. Construction of MHA
2. Fault simulation
Algorithms for failover alternate primary libraries:
Failure Repair Steps:
1. Understanding MHA
1. Overview of MHA
MHA (Mast ...
Posted by XiaoRulez on Mon, 06 Sep 2021 18:54:03 +0200