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Showing posts from March, 2019

How To Add Swap Space on CentOS 7?

We are using high performance SSD VPS where we don't have any SWAP Partition. This can cause you to lose unsaved data or experience downtime. To ensure reliable data access, some applications require swap to function. I have purchase a SSD VPS from Upcloud and get five months Free using Promo Code: AQX767  My VPS Details: OS: CentOS Linux release 7.7.1908 (Core) CPU Model : Intel(R) Xeon(R) Gold 6136 CPU @ 3.00GHz RAM: 1 GB Storage: SSD 25 GB Start Your Free Trial for 5 Months, Use Promo Code: AQX767 Swap space can take the form of either a dedicated swap partition or a swap file. In most cases when running CentOS on a virtual machine a swap partition is not present so the only option is to create a swap file. In this guide, we will cover how to create and enable a swap file on a CentOS 7 server. Before You Begin Display a summary of swap usage # swapon --show If nothing is returned by the command, then the summary was empty and no swap file exists. Another wa

CWP: How to monitor CWP Server Services using Monit on CentOS 7.6

Monit is a free open source and a very helpful program that automatically monitors and manages server process, files, directories, checksums, permissions, filesystems and services like Apache, Nginx, MySQL, FTP, SSH, Postfix and so on in a UNIX/Linux based systems and provides an excellent monitoring functionality to system administrators. You can reduce the downtime using Monit because when any services goes down , Monit will check it and start the services automatically, example: if your dns service is down then monit will check, if found it's down then monit will start the dns service automatically. One interesting thing is that monit runs it own httpd server. If your apache server is down, monit will running using it's own server. In this tutorial we are going to show you, how to install Monit along with CentOS Webpanel on CentOS 7. Prerequisites: To complete this tutorial, you will need: 1. CentOS Linux release 7.6.1810 (Core) 2. CWP7.admin , CWP version: 0.9