LH FonginESTL Lab NotesConfirming AWS Spot Instance TerminationOne of our applications uses AWS Spot Instances to keep costs down. While the workload isn’t exactly fault tolerant at the moment, it can…4 min read·Dec 4, 2019----
LH FonginESTL Lab NotesDual Boot Ubuntu on Dell XPSHaving received a Dell XPS 13 laptop with Windows installed, I proceeded to dual boot it with Ubuntu. Here are the main steps, a list of…8 min read·Jul 11, 2019--2--2
LH FonginESTL Lab NotesVirtual Machines with KVM on Ubuntu 18.04Download Ubuntu ISO5 min read·Apr 11, 2019----
LH FonginESTL Lab NotesManually Setting Passwords in Atlassian BambooOver the weekend, our infra people migrated some of our services onto other servers. In the process, our Bamboo instance could no longer…3 min read·Mar 26, 2019----
LH FonginESTL Lab NotesEnsuring Core Dumps are RestrictedThe Center for Internet Security (CIS) produces benchmarks on how to harden various Ubuntu Linux versions. CIS item 1.5.1 is to ensure…2 min read·Mar 25, 2019----
LH FonginESTL Lab NotesDropping all the TablesDigitalOcean just released managed databases! It’s a simple point and click process to get things set up so I won’t be covering that.4 min read·Feb 19, 2019----
LH FonginESTL Lab NotesMonitoring with Amazon CloudWatchOur in-house mata team 🚓 recently asked us about monitoring our AWS EC2 instances. They were concerned that we would run out of disk…4 min read·Feb 8, 2019--1--1
LH FonginESTL Lab NotesCounting Requests to NginxI was recently asked about the amount of traffic Coursemology receives. We don’t monitor this figure live, but I figured it should be…4 min read·Sep 20, 2018----
LH FonginESTL Lab NotesCopying Files Between S3 BucketsThis should be a piece of cake. There are so many buttons and hidden options in the console. The S3 interface even looks like a file…4 min read·Aug 7, 2018----
LH FonginESTL Lab NotesUsing Images from a Private Registry on GKEThe Kubernetes Engine Hello App tutorial uses Google Container Registry, which provides private Docker image storage on Google Cloud…3 min read·May 18, 2018--1--1