Programmer Think

Start troubleshooting 1. Error prompt for starting apache service. Starting httpd: httpd: Syntax error on line 211 of /etc/httpd/conf/httpd.conf: Syntax error on line 6 of /etc/httpd/conf.d/php.conf: Cannot load /etc/httpd/modules/libphp5.so into server: libcrypto.so.6: cannot enable executable stack as shared object requires: Permission de ...

brief introduction With the increase of servers and network devices in the computer room, log management and query become a headache for system administrators. Common problems encountered by system administrators are as follows: It is impossible to log in to each server and device to view the log during daily maintenance; The storage space o ...

github project linkhttps://github.com/fanux/sealos Initialize master and worker nodes Initialization script init.sh #!/bin/bash # Execute on both master and worker nodes # Install docker # The reference documents are as follows # https://docs.docker.com/install/linux/docker-ce/centos/ # https://docs.docker.com/install/linux/linux-postins ...

  (1) configure basic environment //Install virtual tools #cd /media/VMware\ Tools/ #cp VMwareTools-10.0.6-3595377.tar.gz/tmp/ #cd /tmp/ #tar-xvzf VMwareTools-10.0.6-3595377.tar.gz #cd vmware-tools-distrib/ #./vmware-install.pl Stop and shut down the NetworkManager service: service NetworkManager status #service Networ ...

In this highly informationized IT era, production systems, business operations, sales and support, as well as daily management of enterprises are increasingly dependent on computer information and services. The demand for the application of high availability (HA) technology is constantly increasing in order to provide continuous and uninterrup ...

Define a command alias that works for all usersFor example: lftps='lftp 172.168.0.1/pub' [root@localhost /]# echo "alias lftps='lftp 172.168.0.1/pub'" >> /etc/bashrc [root@localhost /]# source /etc/bashrc [root@localhost /]# alias alias cp='cp -i' alias egrep='egrep --color=auto' alias fgrep='fgrep --color=auto' alias grep='grep --col ...

Deployment of PXE brief introduction What is PXE? 1. PXE is the abbreviation of Preboot Execution Environment, which is called Preboot Execution Environment. 2. A network protocol designed by Intel enables the computer to start the installation system through the network. 3. It is a mechanism to start a computer with network interface, which d ...

I. Two nonsense sentences In the cloud data center, when dozens or even hundreds of servers are online at a time, the system installation will become very cumbersome. After the system is installed, many configurations will be involved. If one server is installed, the workload will be very large. (It's a joke, though there's overtime pay)To s ...

nginx is deployed by source code compilation through ansible-playbook. All deployed nginx hosts are divided into webserver groups: # vim /etc/ansible/hosts [webserver] 192.168.30.128 192.168.30.129 192.168.30.130   Create a management directory: # mkdir -p nginx/roles/nginx_install/{files,ha ...

Introduction to iSCSI iSCSI (Internet Small Computer System Interface, pronounced / sk zi/), Internet Small Computer System Interface, also known as IP-SAN, is a storage technology based on the Internet and SCSI-3 protocol. It was proposed by the IETF and became an official standard on February 11, 2003. iSCSI is a TCP/IP-based protocol for es ...