As the linux administrator, sometimes we have to identify which files are most take much space in the linux server resulting in low free space. Low disk space can also affect server performance and sometimes cause critical processes such as backup job to fail.
Recently, the latest version of CentOS 7.3 was released. All users of CentOS 7.0, 7.1 and 7.2 can upgrade their system to the most recent. This quick guide will explain the steps you need to update CentOS or upgrade CentOS to the latest version.
As what we wrote in the previous article on how to allow SSH root on Ubuntu 14.04, after installing a fresh new copy of Ubuntu 16.04 LTS, we find that once again (for better security) ssh root access has been configured to “prohibit-password” by default. This prevents root login via SSH.
This article will describe on how to move or migrate LVM and volume group from one server to another. If you are working in a production environment then you have to know about the software disk management and all the methods to provide flexibility in storage management. LVM stand for logical volume management. It is […]
In CentOS 7 and RHEL 7, the systemd process replaces the init process for starting services at boot time and also for changing the runlevels. It uses “targets” instead of run-levels and relies on systemctl command to change runlevel or to change the target. The systemd provides much more control than the init process does […]
This howto will show you how to disable ipv6 on RHEL 6/7, CentOS 6 and CentOS7. IPv6 is enabled by default. In this article I summarize 3 configuration which needs to be changed to completely disable ipv6. Check the configuration of the existing network with the “ifconfig” command. If inet6 appears in the configuration, means […]
In line with the increase in internet users, the traffic and workload on the web server is also increased. Hence, the webmaster or system administrator needs to make sure that the web server is able to accommodate a sufficient number of TCP connections. If your web server has begun to show an increase in the […]
Most system administrators have applied linux login banner on their servers. The purpose of this linux login banner is to show some messages or warnings when ssh session connected and before entry. The message displayed in the linux login banner is dedicated either to the system administrator who wants to perform routine system maintenance or […]
Open Source Commerce (osCommerce) is a solution for online store software and alternative to Magento. It is indeed a complete software, easily installed and configured through a web-based installation procedure. It can be used on any web server with PHP and MySQL as the basic software. In this article, I will show you how to […]
In this post i will show how to install Very Secure FTP (Vsftpd) and how to configure ftp server in linux Red Hat Enterprise Linux 6 (RHEL 6). Vsftpd is a GPL licensed FTP server for UNIX systems, including Linux. It is secure and extremely fast and it is stable. As an example I will install […]
Proftpd is one of the most popular FTP server, secure and reliable for the Linux operating system. Proftpd using a single configuration file and it is very easy to set up. The purpose of this article is to show you how easy it is to install FTP Server Linux ProFTPd server in CentOS 6 Linux. […]
Vsftpd stands for Very Secure FTP Daemon. Vsftpd is not just another popular Unix / Linux FTP Server, but vsftpd delivering outstanding performance by taking less memory. It is running under xinetd and allows you run one process less because xinetd is shared among various other small services. For those webmasters or blogger who intend […]