linux based software installation

Software installation is a necessary function of the system. Naturally, Linux also has it. Linux installation has two ways: rmp and source code. rpm: This is a bit like an exe file in windows. You can click Install. The file format is rmp, which is the format encapsulated by the source code, similar to exe file.Source code: software source cod ...

Posted by TheVoice on Sun, 26 Sep 2021 11:33:14 +0200

ASM disk expansion and FRA addition

Background description System a is a dual node RAC. System a is short of disk space, so apply to Party A and add 1T disk to system a; System B is a single instance. System B has the remaining 500G disk and 800G disk DATA disk space. The archive storage location is in the DARA disk. The archive space size is set to 800G. Apply to Party A. s ...

Posted by nazariah on Sun, 26 Sep 2021 06:22:59 +0200

Linux Enterprise Operation and maintenance -- haproxy load balancing

1, Introduction to HAProxy HAProxy provides high availability, load balancing and proxy based on TCP and HTTP applications. It supports virtual hosts. It is a free, fast and reliable solution. HAProxy is especially suitable for web sites with heavy load, which usually need session persistence or seven layer processing. HAProxy runs on the ...

Posted by erikjan on Fri, 24 Sep 2021 16:06:17 +0200

Configuration instructions for nginx static resources

Configuration instructions for nginx static resources listen instruction listen: used to configure the listening port. grammarlisten address[:port] [default_server]...;listen port [default_server]...;defaultlisten *:80 | *:8000positionserver The setting of listen is flexible. Let's familiarize ourselves with the common setting methods throug ...

Posted by FortMyersDrew on Tue, 21 Sep 2021 19:42:25 +0200

@zabbix (5.0) client and server deployment and installation

zabbix (5.0) deployment and installation www.zabbix.com [official website] 1, zabbix client 1)agent2 New version adopted golang Language development client 2)agent2 The default is 10050 port, that is zabbix Port of the client # Old client: ZABBIX agent # New version client: zabbix-agent2 2, Client Deployment (zabbix-agent2 installat ...

Posted by Joeker on Tue, 21 Sep 2021 11:11:05 +0200

kubernetes cluster setup 01 environment preparation

Environmental Science: Ubuntu 20.04.2 LTS \n \l Kubedm is recommended for cluster construction in production environment, The starting point of kubedm tool is very simple, which is to deploy a Kubernetes cluster available for production as easily as possible. In fact, it is really simple. You only need two commands: # Create a Master n ...

Posted by essexboy on Sun, 19 Sep 2021 14:17:56 +0200

Enterprise shared file system

Chapter 1 enterprise level shared file system 1.1 vsftp 1.1.1 overview of vsftp 1. Introduction FTP (File Transfer Protocol) is one of the protocols in the TCP/IP protocol group. Used for two-way transfer of files on the Internet. When using FTP to transmit, it is dangerous to a certain extent, because the data is completely unprotected pla ...

Posted by Online Connect on Sun, 19 Sep 2021 08:13:43 +0200

Virtual data optimizer VDO for advanced storage management in linux

preface We have introduced the logical volume manager LVM before. Its main function is to scale the file system, so that people can use disk space more flexibly. However, the emergence of LVM can not solve the problem of data optimization. There are often some duplicate data or empty blocks on our devices, which will greatly waste our di ...

Posted by Zyx on Sun, 19 Sep 2021 01:59:03 +0200

Shell Scripting Tricks - Here Document Free Interaction and Expect Automation Interaction

Preface In a real production environment, writing shell scripts will inevitably encounter some interactive interfaces, such as raid s and extensions, which require interaction, so we need to use the following non-interactive operations to achieve true shell script automation. 1. Here Document exempt from interaction 1. Overview Provide ...

Posted by PHPHorizons on Wed, 15 Sep 2021 18:38:33 +0200

Summary of common Linux shell commands

0 Preface Because I often run various experimental tests in Linux, in order to reduce energy, I usually write the script of automatic running experiment and the script of result processing first, and finally open the experimental results directly with excel. In order to facilitate readers and write scripts in the future, the common instruc ...

Posted by kulin on Wed, 15 Sep 2021 02:34:35 +0200