Saturday , 30 April 2016
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Enabling Mbstring extension on a cPanel server – EasyApache


Yeah, Mbstring is missing on my PHP installation. How can I enable this? Mbstring is a non default extension which means it is not enabled with the normal PHP installation by default. But you can enable this module by using the configure option along with the installation. More about Mbstring module. In a WHM/cPanel server you can simply enable this module from the ... Read More »

How to disable services from cPanel monitoring?


Yeah, it’s really frustrating with ton of emails into my Inbox for cPanel monitoring. How can I disable this for an unused service on my server? By-default, cPanel monitors all services installed on the server by using the “Chkservd” daemon. Chkservd monitors all services installed on the server and restarts or try to restart them automatically if any services are stopped for some reason. You ... Read More »

10 lsof command usages with example – Unix/Linux

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lsof command lists open files. It’s the short form of “LiSt Open Files.” This command has a vital role in server Administration. This command reveals the files which are opened by a process. In Linux/Unix, everything is considered as a file such as pipes, sockets, devices etc are treated as files. Thus, by using ‘lsof’ command we will get the ... Read More »

How to replace a failed harddrive in a software RAID 1 array?


Is it possible to replace a faulty drive from RAID 1? What are the steps? Here I’m explaining the detailed steps in replacing a bad drive from software RAID 1 array. As you know RAID 1 means mirroring. Here I’ve two hard drives /dev/sda and /dev/sdd with partitions /dev/sda1, /dev/sda2, /dev/sda3, /dev/sda5, /dev/sda6, /dev/sda7 and /dev/sda8 as well as /dev/sdd1, ... Read More »

Managing Firewalld on CentOS/RHEL 7 – start/stop/status-check

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Hey, I’m new here and unable to manage my Firewall daemon on my server/VPS. The OS is reloaded with latest CentOS 7. Yeah, it’s a little bit new, managing services on CentOS/RHEL 7 servers. The daemon for iptables is firewalld and it’s not listed under the directory, /etc/init.d. But we can simply manage this feature from the location/script “/bin/systemctl.” Here ... Read More »

Migrate accounts from DirectAdmin to DirectAdmin painlessly


Hi folks, As a server admin we’ve to handle multiple servers with control panel and without it. DirectAdmin is also one among the popular control panel in the web-hosting industry with its default port 2222. Most of all server admins will be familiar with cPanel migration, here I’m explaining the detailed steps for DirectAdmin to DirectAdmin migration. It’s also very ... Read More »

Accessing PhpMyAdmin without cPanel login?


Q. How to access the database without its cPanel credentials? This article will help you to access databases of cPanel users without accessing the cPanel account. Consider the scenario, you’ve a cPanel account and you want to share the details of a database (DB) with one of your developers and  actually you do not want to share the cPanel credentials. In normal ... Read More »

Allow/deny PING on Linux server – iptables rules for icmp

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Managing PING through iptables PING – Packet InterNet Gopher, is a computer network administration utility used to test the reachability of a host on an Internet Protocol (IP) network and to measure the total round-trip time for messages sent from the originating host to a destination computer and back. Blocking PING on server is helpful sometimes, if the server is continue to face any type ... Read More »