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…Dec 4, 2019Dec 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…Jul 11, 20192Jul 11, 20192
LH FonginESTL Lab NotesVirtual Machines with KVM on Ubuntu 18.04Download Ubuntu ISOApr 11, 2019Apr 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…Mar 26, 2019Mar 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…Mar 25, 2019Mar 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.Feb 19, 2019Feb 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…Feb 8, 20191Feb 8, 20191
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…Sep 20, 2018Sep 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…Aug 7, 2018Aug 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…May 18, 20181May 18, 20181