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Cloud / How To / Infrastructre & Hardware / Network / Security
by Gini Gangadharan · Published August 8, 2019
You might be a Sysadmin, developer, DBA or whatever, logs are like treasure boxes for anyone working in IT. And the best practice to keep logs in a central location together with local copy....
You are browsing some sites or testing your own web applications, and suddenly you receive a white screen with some error number ! No worries, if you are getting some error message means, your...
Hello everyone, just a couple of month ago, Red Hat has released a shiny OpenShift 4 [1] based on CoreOS technology. In this guide, we going to see how we can install OCP4 UPI...
vCenter 6.5 backup using cron job We all know that vCenter appliance can be backed up using its GUI window to any external servers or storage that supports FTP, SCP or HTTPS ports. However...
What is smtpLib We can easily send email from python script using smtplib module, which defines an SMTP client session object that can be used to send mail to any Internet machine with an...
How To / Infrastructre & Hardware / Workplace
by Shibin John · Published June 12, 2019 · Last modified June 14, 2019
Servers used: RHEL 7.6 as NFS server & Windows 2016 as NFS Client In this scenario, we have NFS server up and running with shares mounted across different Linux clients. The requirement here is,...
INTRODUCTION Just like an RPM signing, container image singing can be used to verify authenticity of a container image created by users/developers throughout image life-cycle. The concept of verification are similar to RPM gpgcheck...
Careers / Infrastructre & Hardware / Technical Events
by Gini Gangadharan · Published February 25, 2019
Red Hat is offering its beginner level Linux course at no-cost; yes you heard it right – Its free ! Red Hat Enterprise Linux Technical Overview (RH024) is offering as Video Classroom and you...
This year AWS Summit Singapore will happen on April 10–11, 2019 at Singapore Expo Convention & Exhibition Centre. AWS is introducing a new session called TechFest on April 10, a full day dedicated to...
Ansible / Automation / Infrastructre & Hardware
by Prajith Parammal · Published February 18, 2019 · Last modified February 19, 2019
Most of the time , we have requirement to integrate Linux systems in our environment with AD for Centralized user management. It will be tedious , if we have 100+ or more Linux servers...
by Muhammad Aizuddin Zali · Published February 14, 2019 · Last modified June 26, 2019
Introduction Enforcing strong and modern cipher is critical to ensure our deployment are well protected from old and weak cipher. Enforcing only strong and modern cipher will significantly reduced or not too bold to...
