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International Men’s Health Week: Here are 7 tests Every Man Above 40 Should Consider

International Men’s Health Week, which is celebrated annually during the week ending on Father’s Day, honours the importance of the health and wellness of boys and men. International Men’s Health Week provides an opportunity to educate the public about what can be done to improve the state of men’s health.

With today’s world becoming […]

Tomcat log automatic deletion implementation

Tomcat log automatic deletion implementation

ackground

In the production environment, Tomcat generates a lot of logs every day. If you don’t clean up the disk capacity, it will be enough. Manual cleaning is too much trouble. Therefore, write a script to delete the log files 5 days ago (depending on the actual situation).

Writing […]

Steps to install Oracle 19c in CentOS 7.6 RPM mode

Steps to install Oracle 19c in CentOS 7.6 RPM mode

Download the required installation package:

1.1 preinstall

http://yum.Oracle.com/repo/OracleLinux/OL7/latest/x86_64/getPackage/oracle-database-preinstall-19c-1.0-1.el7.x86_64.rpm 1.2 Oracle rpm installation package

https://www.oracle.com/technetwork/database/enterprise-edition/downloads/index.html It is recommended to download at home or see the VPN proxy download speed in the company.

Installation.

yum localinstall -y oracle-database-preinstall-19c-1.0-1.el7.x86_64.rpm

Install after installation is complete

yum localinstall -y […]

CentOS 7.6 configures Nginx reverse proxy

Using a three CentOS 7 virtual machine to build a simple Nginx reverse proxy load cluster, three virtual machine addresses and functions

192.168.1.76 nginx load balancer

192.168.1.82 web01 server

192.168.1.78 web02 server

Second, install the nginx software (the following operations must be carried out on three virtual machines)

Some Centos 7.6 does not have […]

selinux nginx

Restart Nginx and bind() to 0.0.0.0:8088 failed (13: Permission denied)

First declare: If you do not use SELinux you can skip this article.

The Nginx service is installed on ContOS 7. For the project, you need to modify the default 80 port of Nginx to 8088. After modifying the configuration file, restart the Nginx […]

Check if host is a live bash script

!/bin/bash # TCP-ping in bash (not tested) HOSTNAME=”$1″ PORT=”$2″ if [ “X$HOSTNAME” == “X” ]; then echo “Specify a hostname” exit 1 fi if [ “X$PORT” == “X” ]; then PORT=”22″ fi exec 3<>/dev/tcp/$HOSTNAME/$PORT if [ $? -eq 0 ]; then echo “Alive.” else echo “Dead.” fi exec 3>&- […]