Category: Linux

Linux, OpenVZ, SolusVM

How to enable Second level Quota on a cPanel OpenVZ virtual server?

The parameter that controls the second-level disk quotas is QUOTAUGIDLIMIT in the Container configuration file. By default, the value of this parameter is zero and this corresponds to disabled per-user and per-group quotas. Connect to OpenVZ node via SSH Stop the VPS: vzctl stop 101 Run this command to enable second level for a running …

Linux, MySql

How to repair MySQL databases and tables on LINUX servers

In this article, we wish to provide you some helpful understandings on ways to repair work MySQL data source and table. This is most likely among one of the most typical, yet troublesome elements you might need to handle regularly. As you understand the MySQL data source is upgraded from time by time. MySQL handles …

CentOS, Linux, Security

How To Add User To Sudoers & Add User To Sudo Group On CentOS 7

Step 1: Login as Administrator If you’re working on a local machine, log in to the system with administrator credentials. If you’re connecting to a remote machine (over a network), open a terminal window and enter the command: ssh root@server_ip_address The server_ip_address is the network IP address of the server you’re logging into. Enter your …

CentOS, cPanel, Linux

Database available but not showing in cPanel

If the database is not exists in cpanel after update of cpanel software, then first you have to make sure that database is available on server. But if it exists on server and not showing on cpanel server then it happened just because of database mapping. To resolve this issue you have to rebuild database …

Apache, CentOS, Linux

Load Testing Web Servers with apache benchmark tool

Command to run the Apache benchmark tool (ab) with 200 simultaneous requests until 2000 requests are completed: # ab -k -c 100 -n 2000 localhost/checkiffileexists.php Let’s run the test and compare the results. Pay attention to the performance statistics: As you can see, the performance of the server with the event is highly superior to its prefork counterpart in every aspect of this …