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首先查看服务器的网卡名称，可以使用以下任意一个命令： ip l show ip a show ifconfig 一般KVM的VPS网卡名称为eth0 然后直接使用安装工具安装vnstat apt-get install vnstat 安装好后，可以直接使用，也可以配置一下vnstat监测的网卡名称，如果不配置，vnstat则自动检测。 nano /etc/v… 继续阅读 Ubuntu下安装流量监测工具 vnstat 并使用 vnstati
对于小内存VPS（一般可以认为内存小于1G的VPS属于小内存VPS），这时MySQLY就会显得内存占用较大，最有效的减小MySQL内存占用的办法就是关闭MySQL的performance_schema选项。编辑 /etc/mysql/my.cnf 文件，在末尾增加 [mysqld]performance_schema=OFF 保存文件后重启MySQL服务 s… 继续阅读 小内存VPS 配置 MySQL 减少内存占用
1. The service provided by CDN is stable and fast. We use CDN. We hope it can provide a better user experience for customers who visit our website. Therefore, it is very important… 继续阅读 How to choose a good CDN?
Tencent Cloud has a deep infrastructure and many years of experience in mass Internet services. Whether it is social, gaming or other fields, it has many years of mature products t… 继续阅读 Cloud server service providers in China.
There are two main manifestations of DDoS. One is a traffic attack, which is mainly an attack on network bandwidth, that is, a large number of attack packets cause network bandwidt… 继续阅读 How to judge whether it is attacked by DDoS?
一、Ubuntu 20.04/18.04系统更新 通过运行以下命令，将所有系统软件包更新为最新版本： sudo apt update sudo apt -y upgrade 升级Ubuntu 20.04/18.04后重新启动建议： sudo systemctl reboot 二、添加ondrej PPA存储库 最新的PHP软件包可在ondrej PPA存储库… 继续阅读 Install PHP 8.0 and PHP 8 extensions under Ubuntu 20.04/18.04
On October 7, 2021, the Apache Software Foundation released Apache HTTP Server version 2.4.51 to address Path Traversal and Remote Code Execution vulnerabilities (CVE-2021-41773, C… 继续阅读 Apache Releases HTTP Server version 2.4.51 to Address Vulnerabilities Under Exploitation
先查看下当前MySQL 8.X的数据存储位置： mysql -uroot -p select @@datadir; 输出： +—————–+ | @@datadir | +—————–+ | /var/lib/mysql/ | +—————–+ 1 row in set (0.00 sec) … 继续阅读 重新设定MySQL 8.X的数据存储目录/MySQL数据搬家