I am doing some network changes in my house. I will discuss it later with another post. Here I would like to show you how Windows Driver may slow down your ethernet connection. Testing Setup I use iperf3 as my testing tool. You can download it from the official site. Continue Reading
It is a performance test for PHP Benchmark on a VPS at a DigitalOcean droplet. The server is located at San Francisco Datacenter 2. Here is the system information: Operating system Ubuntu Linux 20.04 Webmin version 1.941 Time on system Sun Apr 26 18:41:34 2020 Kernel and CPU Linux 5.4.0-26-genericContinue Reading
After installing the SSL certificate on the Nginx web server, you need to check if it is installed correctly. I installed the SSL certificate two months ago. The Sectigo ECC certificate. Now I change the certificate files. Previously, I put the site SSL certificate file content and the SSL-bundle fileContinue Reading
It is almost two years old of my Crucial BX100 256GB SSD. Now, I upgraded its firmware from MU01 to MU02. Then I did the benchmark test. The result is very clear that new firmware improve the performance. The original test I did in 2014 shown as below: AS SSDContinue Reading
I have tried some tools to diagnose my SSL certificate installation. Some related to correct certificate, and more on certificate chain issues. SSL Certificates are trusted from its parent, or issued by its high lever certificate. It looks like a chain, one connect to other one and gos to theContinue Reading
Yes, it is the Raspberry Pi I mentioned yesterday. I let it on more than eight hours, then I start to run the UnixBench test. Look at the result: I will repeat the test after a reboot. see if it is a little bit different.Continue Reading
DigitalOcean announced Singapore Datacenter (SGP1) vi. It is a new node physically in Asia. A lot of Chinese webmasters rushed to it. I created a new droplet at SGP1. Just minimum size droplet. 512MB/1CPU 20GB SSD Disk 1TB Transfer Singapore Region CentOS 6.5 x32 $5/month Go to ServerBear site andContinue Reading
It is the test based on the LEMP, or Linux, Nginx, MySQL and PHP, on Centos 6.4 64bit at Burst.net 1GB VPS. Details about the testing bed: Intel(R) Xeon(R) CPU E5620 @ 2.40GHz, 1 cores, 1GB RAM CentOS Linux 6.4 Linux 2.6.18-348.4.1.el5.028stab107.2 on x86_64 PHP Version 5.4.21 fpm-fcgi Nginx 1.0.15Continue Reading
Ordered a new VPS from ServerMania. I did a test two days ago through ServerBear. The basic information about this VPS. RAM 4 GB Burstable 8GB HDD 150 GB CPU Model Intel(R) Xeon(R) CPU E3-1270 V2 @ 3.50GHz CPU Cores 4 CPU Speed 3500 MHz CPU Cache 8192 KB 4Continue Reading
It is a test on a virtual box Centos 6.4 installation. One forum, powered by phpBB 3.0.11. I would like to know the time to generate the page. The time I got is through Firebug on Firefox. On Firefox 23.0.1, Firebug 1.12.0, Net Panel > All The waiting time 476msContinue Reading
It is a general test on a Centos 6.4 system. The benchmark script is made by http://www.php-benchmark-script.com/. The first time I run it on the updated default Centos6.4. The php version is 5.3.3. I think it has Xcache installed. The test result is Total time: 8.482 sec. Breakdown as below:Continue Reading