Xiao Z's blog

Using mping script for ping and traceroute testing

mping script can initiate ping and route tracking tests from local machine to domestic servers. Since xiaoz needs to test the return path from foreign VPS to China, this script was developed. You can

2019-06-03

Two Methods to View Nginx Concurrent Connection Count

More and more projects in the production environment are using Nginx as a web server. At the same time, we need to constantly monitor the status of Nginx, such as checking the current number of concur

2019-06-03

Solving the "Too many open files" issue with Nginx

Recently, I found that [https://imgurl.org/](https://imgurl.org/) occasionally cannot be accessed. When checking the server load, it was not high and the number of nginx connections was around 1024, w

2019-06-02

Two Methods to Synchronize Time in CentOS 7

The accuracy of time is crucial for servers. For example, if you have an e-commerce website and the server time is not accurate, there will be a mismatch between the order time and the actual time, wh

2019-06-01

ChangeIP VPS, 25% off discount, Shark Room with direct connection to three networks, equipped with DDoS high defense

ChangeIP is a low-end VPS brand directly owned by Sharktech, and the prices are much cheaper than buying directly from the Sharktech website. In a previous article, another Sharktech VPS called Rectif

2019-05-31

Setting Up Image Hotlink Protection in Nginx (Whitelist and Blacklist)

Sometimes you may find that other websites directly use images from your website, causing additional server bandwidth and traffic consumption. If your server has limited bandwidth and traffic, being h

2019-05-31

Zdir Directory Listing Program Updated to v1.2

Zdir is a directory listing program developed using PHP, which does not require a database. It is small in size and has complete functionality. ![Screenshot](https://cdn.xiaoz.me/wp-content/uploads/2

2019-05-29

[AD] Gordon Cloud VPS, 20% off site-wide

戈登云（Gorden Cloud）is a domestic VPS provider in China, mainly offering VPS in Hong Kong Sha Tin, Los Angeles in the United States, and South Korea. All their networks use CN2 and their virtua

2019-05-24

Improving Zoho Mail's Sending and Receiving Speed with Nginx Port Forwarding

Zoho Mail is a foreign email service provider that offers free and paid email services. They recently launched the "MAIL LITE" package, starting at just $1/month, which supports unlimited email aliase

2019-05-22

How to Set Up Swap Partition in Linux

The Swap partition, also known as virtual memory, is used in Linux systems to free up physical memory when it is running low. This allows the system to allocate the freed-up memory to currently runnin

2019-05-17

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