A Milestone

Hello people! It's been a long long time since we were together and there are reasons for that. I'd like to give you some updates about myself. #1 Where to start... Okay. On October, I felt like I needed to take AWS Solutions Architect - Professional certificate. Well, at least some sort of certificate which verifies my cloud knowledge. I studied for two straight months and wasn't even ready on the exam day. You can check my notes here: https://github.com/Hmerac/AWSCSAProNotes Anyway(somehow!?) I passed the exam and got my certificate. It felt amazing for two days but then the feeling of…

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Microservices with Kubernetes

Short Summary This was a three days training where Murat Karakaş explained; what Microservices are, what Spring Boot is, what Kubernetes is, how they combine, what best practices are with them. Long Summary I took some notes meanwhile and I'm going to research the topics, provide notes, links to understand the training completely. I noticed that there are many new technologies out there and I believe it's for my benefit to research these technologies and have it written here. We can think this as a notebook for the training. Questions                    …

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Snapshot Restore versus pg_restore – Time Comparison

Summary I'll just cut to the chase here and give detailed analysis immediately after. The time difference between pg_restoring an 11GB sized PostgreSQL database with 159MB pg_dump file, versus restoring snapshot of its t2.medium RDS Instance: Analysis Important note! The time values are subject to change, because it depends on network, other running processes, intermediary EC2 Instance type etc. pg_restore I used a t2.medium SSM Bastion Instance to execute PostgreSQL commands. As I've mentioned before, provisioning a more powerful EC2 Instance might increase the performance drastically. You can find information about SSM Bastions in this page. Imagine you have a PostgreSQL…

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Session Manager – Modern Bastion

Overview Are you tired of dealing with key pairs? Maybe tired of securing them with KeyPass? Or configuring SSH daemon for ease of use? Don't worry, Systems Manager - Session Manager is here to save you from all these. Session Manager is announced on 11 September 2018 with this blog post. Seriously, I remember being excited like potatoes thrown into hot oil. Because the process for connecting RDS Instances via Bastion Hosts were literal pain in our workplace. All those SSH private keys, security of them, jumping one from another for again, security reasons... All I can say is, it…

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