The 522 error means that we are unable to reach the origin Web server at all.There are several main reasons for this:
The original server is too overloaded to respond.
The source web server has a firewall that blocks our request, or the
ConceptUsing the BPF (Berkeley Packet filter) toolset combined with the Iptables XT_BPF module enables high-performance packet filtering to address large-scale DDoS attacks. BPF Tools contains a simple set of Python scripts that are used to parse
More than 10 years ago, an obscure Open-source Web server software was born, and more than 10 years later, its influence could rival Apache, attracting a large number of internet giants around the world, according to the US Wired magazine. He is the
Hey, guys, it's time to wrap up the weekend! Thanks to a large number of Grunt and Gulp plugins, we can easily visualize the data on our website, although it is difficult to understand these tools in depth, but it is also helpful to list them in
WordPress website performance optimization guide, wordpress performance optimization. WordPress website performance optimization guide, wordpress performance optimization 1. if you select a good host, try not to use a free host or shared host
WordPress website Performance Optimization Guide, wordpress performance optimization
1. Select a good host
Try not to use a free host or a shared host (GoDaddy, bluehost, etc. so-called unlimited bandwidth, unlimited sites and other hosts)First of
Many bloggers will feel WordPress is slow? As the most common website construction and blog system WordPress in the world, there will certainly not be too many problems in performance design. The WordPress development team must also take this
Many bloggers will feel WordPress is slow? As the most common website construction and blog system WordPress in the world, there will certainly be no major problems in performance design, and the WordPress development team must also consider this
1. Choose a good host
Try not to use a free host or shared host (GoDaddy Ah, bluehost Ah, and so called Unlimited bandwidth, unlimited Web sites, such as host)First of all, your domain and your host is best in an IDC where, if not, we recommend
The solution I proposed below is to cache all output HTML content in Redis without repeatedly executing the page script in WordPress. Here, using Redis instead of Varnish is easy to set and may be faster.Install RedisIf you are using Debian or a
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