Practical server, cloud, security and hosting infrastructure guides built around real operational work.
Jump into focused knowledge paths covering the platforms and services behind hosting and production infrastructure.
Commands, services, troubleshooting, hardening and day-to-day Linux operations.
Hosting stack management, mail, DNS, Apache, security and control-panel operations.
Hardening, firewall controls, access security, malware investigation and remediation.
AWS, Azure, DigitalOcean, Linode, Vultr and practical cloud infrastructure guidance.
Database troubleshooting, configuration, replication and performance tuning.
Apache, Nginx, LiteSpeed, PHP and production web-stack troubleshooting.
Detailed guides, operational fixes and production-focused knowledge from our infrastructure support team.
If you plan to take a LAMP server (Linux, Apache, MySQL and PHP), whether it is a virtual private server (VPS) or a dedicated server, the first thing to do is to secure it. This guide outlines the procedure to follow to…
Read Article
Single user mode is the maintenance or emergency mode where Linux geeks perform all troubleshooting steps. In Single user mode all the system services are stopped and only root user is allowed to execute commands. In…
Read Article
Synchronizing subscriptions via a command-line interface Synchronizing all conten t If the first migration was done using migration tools then edit following file. %plesk_dir%\var\modules\panel-migrator\conf\config.ini…
Read Article
When installing Softaculous from WHM, you will receive error as below. Site error: the file /usr/local/cpanel/whostmgr/docroot/cgi/softaculous/enduser/main/functions.php requires the ionCube PHP Loader…
Read Article
Do your emails arrive in the spam of your registrants and your customers? Tired of paying for your email campaigns when half or even more will never be read because of spam? Spam email campaign Like you, I send…
Read Article
Adding Subscription in plesk, with mail service. Gives following error. Error: A specified logon session does not exist. It may already have been terminated. (Exception from HRESULT: 0x80070520) In…
Read Article
Steps for Plesk for Windows: Login to the server via RDP . To get the list of domains: run following command from command line plesk db -Ne "select name from domains" > C:\domains.txt Go to Plesk bin directory using…
Read ArticleMost of Linux distributions comes with Linux Auditing System that makes it possible to track file changes, file accesses as well as system calls. It’s pretty useful functionality for sysadmins who wish to know who and…
Read ArticleIf you get the error “too many open files” , please check below steps : The file-max is the maximum File Descriptors (FD). It is a kernel setting enforced at the system level. The ulimit is enforced at the user level…
Read ArticleIt is one of feature available in Linux operating system which is responsible degree to which the kernel prefers to swap memory to fulfil the system memory requirement. The parameter value varies from 0 to 100. In Linux…
Read ArticleWhen the issue requires hands-on administration, troubleshooting, security or migration work, our team can take it from the knowledge base to production.