Installing Docker container under Centos

First of all, it is stated that the purpose of this article is to introduce the installation of Docker-CE (community version) in centos environment. The community version is free for individual developers and small teams. Docker-EE (enterprise version) has additional costs. If you want to know about the construction of other systems, please ...

Posted on Thu, 02 Apr 2020 17:16:53 -0700 by JimStrosky

[SequoiaDB] Tech | SequoiaDB SQL instance high available load balancing practice

1 Preface   In the application program, the IP address and port number of the database connected by the application configuration are fixed. When the server of the IP address is down, it needs to manually change the IP address to switch the database server. At the same time, when the application receives thousands of concurrent http requests ...

Posted on Tue, 24 Mar 2020 09:00:20 -0700 by vomitbomb

Analysis of changing MySQL database storage directory on CentOS 7

I have summarized two articles before“ MySQL changes database data storage directory "And" Change MySQL database data store directory on Ubuntu ”, is a simple summary of relevant cases in the work. At the beginning, the experience was insufficient and the cognition was limited, so now it seems that the original blog really ...

Posted on Tue, 10 Mar 2020 20:11:15 -0700 by jburbage

linux Getting Started Series 15--vsftp Service for File Transfer

The previous series of articles essentially covered the basics of linux management, starting with this one about deploying and configuring service programs in centos7 to provide a variety of services to the outside world. In our daily work and entertainment, all kinds of resources we need are inseparable from the network and various services. W ...

Posted on Thu, 27 Feb 2020 19:04:41 -0800 by oughost

GlusterFS quick install

Preparation before installation At least three machines are needed here. All machines turn off the firewall and Selinux. All machines need two hard disks, systemctl stop firewalld systemctl disable firewalld setenforce 0 sed -i "s#SELINUX=enforcing#SELINUX=disabled#g" /etc/selinux/config In fact, ...

Posted on Wed, 19 Feb 2020 01:29:45 -0800 by ojeffery

Event handling of servicemanager

stay Start process of servicemanager In, you can see that servicemanager will enter the binder_loop() to start processing events after all preparations are ready. This note focuses on how to handle these core events. Command resolution: bind_parse() First of all, the command should be parsed and diffe ...

Posted on Sun, 16 Feb 2020 03:26:51 -0800 by m5638829

Big data infrastructure

Big data - basic environment construction (1) server setting This paper uses three Linux servers as a unified environment. IP settings for three machines Modify the ip address of three services vi /etc/sysconfig/network-scripts/ifcfg-ens33 BOOTPROTO="static" IPADDR=192.168.52.100 NETMASK=255.255 ...

Posted on Sun, 09 Feb 2020 23:35:47 -0800 by drisate

How to install MYSQL of the community version of blue whale smart cloud v3.1.7?

How to install MYSQL of the community version of blue whale smart cloud v3.1.7? Install "blue whale smart cloud" Community Edition - record - install MYSQL of blue whale smart cloud Q. Prerequisite knowledge: Experimental machine: centos7 bkce_src-3.1.7.tgz community version In "Haoding king 5: operation ...

Posted on Wed, 01 Jan 2020 14:35:42 -0800 by golles

Quanzhi A64 modify uboot environment variable and kernel debugging level

Startup information output through uboot: --------fastboot partitions-------- -total partitions:15- -name- -start- -size- bootloader : 1000000 2000000 env : 3000000 1000000 boot : 4000000 2000000 system : 6000000 80000000 verity_block: 8600000 ...

Posted on Wed, 01 Jan 2020 10:16:39 -0800 by phpn00bf4life

Nginx + Kodex Explorer

Nginx + Kodex Explorer Install nginx yum install yum-utils To set up the yum repository, create the file named /etc/yum.repos.d/nginx.repo with the following contents: [nginx-stable] name=nginx stable repo baseurl=http://nginx.org/packages/centos/$releasever/$basearch/ gpgcheck=1 enabled=1 gpgkey=https://nginx.org/keys/nginx_signing.key [nginx ...

Posted on Mon, 02 Dec 2019 12:18:27 -0800 by Jamez