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Tag: Linux

Posted on April 20, 2021April 20, 2021 Hardware Software

U-NAS System

In my previous post, I promised I will post details of my NAS system. Therefore, I am going to give the full description of my U-NAS.   Official website: http://www.u-nas.cn/ U-NAS Information U-NAS Version Serial Number: 000000000000 U-NAS Model: U-NAS... Read more

Posted on May 5, 2014March 16, 2019 L.A.M.P.

How to know the disk usage of your VPS

It is a simple task and a very common task for a VPS user. You have a VPS, and want to know the disk usage of your data and system. You are also want to know which folder takes the... Read more

Posted on October 23, 2013November 21, 2018 L.A.M.P. Web & Network

Install LEMP on Centos 6.4 64bit at Burst.Net VPS

It is a guide to install LEMP on a Centos 6.4 64bit VPS at Burst.net. It is also working on other VPS. LEMP stands for Linux, NginX, MySQL, PHP. First of all, rebuild the OS on VPS with Centos-6.2-x86_64. Other... Read more

Posted on October 16, 2013November 21, 2018 L.A.M.P. Web & Network

How to config PHP to secure Web Server

There are certain PHP configuration tat affect security features.  The following recommended security configuration options is for production servers. register_globals set to off safe_mode set to off error_reporting set to off disable these functions: system(), exec(), passthru(), shell_exec(), proc_open(), and... Read more

Posted on September 1, 2013February 23, 2014 L.A.M.P.

PHP 5.5 is 20% faster than PHP5.3

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... Read more

Posted on August 16, 2013February 23, 2014 Web & Network

Webmin update to 1.64

Yesterday, when I sign in one of my VPS webmin control panel, it displayed an upgrade button. Look at the folowwing screen shot and just click the button underneath, Upgrade Webmin Now. It is a update with new features and... Read more

Posted on April 30, 2013February 23, 2014 Web & Network

Install htop on Linode VPS

htop is an interactive process viewer for Linux. It is a text-mode application (for console or X terminals) and requires ncurses. If you used top command before, I would like to tell you that htop is a replacement of top,... Read more

Posted on August 19, 2012February 23, 2014 Hardware Software

Make sure 4K Alignment on SSD

When using a SSD to hold the system with the fresh installation, 4K alignment is a key point to improve the performance. Ensure that your new partition layout is aligned with the 4KB sectors of such drives (older hard drives... Read more

Posted on August 8, 2012November 21, 2018 L.A.M.P.

Difference between GRUB and Lilo

LILO (Linux Loader) and GRUB (GRand Unified Bootloader) are both configured as a primary boot loader (installed on the MBR) or secondary boot loader (installed onto a bootable partition). First question, what is a boot loader. The simple answer: a... Read more

Posted on August 1, 2012March 19, 2019 L.A.M.P.

How to untar a tar file or gzip-bz2 tar file in linux

There are three types of files need to untar. One is normal tar file, second is gzip compressed, the last one is bzip2 compressed. Here is the commend to untar these files as below. Read more

Posted on January 23, 2012March 16, 2019 L.A.M.P.

Delete files recursively

The task is to delete files from the folder and sub-folders, maybe sub-sub-folder. Say I want to delete .htaccess from every folder, but keep all others no-touch. It is hard to go into each folder and delete the file. It... Read more

Posted on January 9, 2012November 19, 2018 Web & Network

OpenSSH server Security Top 6

OpenSSH is very popular SSH server. Widely used on different Linux distribution. I used it for many years on my VPS server. It is easy to use, but security is the top issue for any server. Here is the top... Read more

Posted on January 18, 2011November 21, 2018 L.A.M.P.

Is your Linux 32bits or 64bits

Some times you need to find out what version is your Linux OS. Just like when I need to download a module, I have to find out which one is right for my OS. Then I can download 32bit, or... Read more

Posted on October 2, 2009November 21, 2018 Reviews

VPS of Canadian Web Hosting

Canadian Web Hosting offers two different types of VPS hosting, Linux and Windows running under Citrix Xenserver. They can choose different operating systems such as Windows 2008, Redhat, Debian, CentOS, SUSE, and Fedora. As we know, many people use Windows... Read more

Posted on January 28, 2009February 20, 2014 L.A.M.P.

How to Find Out Linux CPU Utilization?

To see how Linux CPU utilization, one command is enough. Read more

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