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Understanding RTO & RPO….
Disaster recovery is one of the most critical aspects to look into when you are designing a system. It becomes even more prominent while architecting a cloud solution. Two key concepts that must be taken into consideration are Recovery Time Objective(RTO) and Recovery Point Objective(RPO). Let’s understand these in this post. RTO means how […]
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Buffer Cache Deep Dive Webinar (Nepal Oracle Users Group) ….
I was invited by Nepal Oracle Users Group to present a webinar. NepalOUG is a very new Oracle Users group but they have been very active and are arranging weekly webinars. I presented on Database Buffer Cache. You can find the recorded version at NPOUG YouTube channel. Thanks Dilli Maharjan & Romin at Nepal Oracle […]
Oracle Cluster Infrastructure (OCI) Part 6 – Security Rules & Network Groups….
In our previous posts, we have understood what is a compute instance and what role VCN plays in making a compute instance interact with other compute instances or to the outer world. But there should be a security check on these communications. In this post, we shall look at VCN security using security rules and […]
VirtualBox 6.1.6….
Taking a break from the OCI fundamental series(short one, new post is coming right after this post), VirtualBox latest version 6.1.6 is here. Changelog is here if you are interested to read. I have two machines( running Win 10) with 7 VM’s total and all of them are running fine. Of course, things may vary […]