How to Disable Medium Ciphers in Open LDAP
Server The configuration file for openldap server is as below, /etc/openldap/slapd.conf Need to add the following line …
Linux
How to Check and Change the Clock Source in CentOS/RHEL 6,7 and 8
An overview on hardware clock and system timer circuits When it comes to talking about a system’s clock, the …
Kernel Boot Parameters "Hpet=disable" v/S "Nohpet"
Kernel boot parameter HPET (High Precision Event Timer) is used for specifying hardware timer/clock source. HPET is not …
Leap Seconds in Linux
What are leap seconds You can read more than you’ll ever want to know on the web, but I recommend the Unix Leap …
Script to Collection NTP Information in CentOS/RHEL Server
This script collects information about the configuration and the status of a Linux NTP daemon and all system information …
All About RPM Utility
RPM stands for Redhat Package Manager. It is a utility that is used to install, uninstall, update, query, and verify …
How to Copy Files to Remote Server With Sudo Privileges
Today, I come across a situation where I have to push a file to the remote server’s directory which was owned by user …
How to Remove Duplicate Packages in CentOS/RHEL
Today, I come across a situation where, while patching an RHEL server yum update command got interrupted and started …
Not Able to Delete Files When the Number of Files Is Very Large
When we have to do operations on a huge number of files then find command comes to our rescue. There can be situations …
How to Recover Default File & Directory Permissions
Today, I come across a situation where, an application guy hit chmod command in wrong way. He hit below command where …
How to Reload New Kernel Without Complete Reboot in CentOS/RHEL
We all know that it is possible to update the kernel with a server reboot but, a restart is needed in order to make use …