• SFP vs. QSFP

    Networking Transceivers This is all pretty new stuff for me. I have been a cat5 ethernet guy since the beginning. There was just never a need to push more data than what I was getting. But now with converged storage that need is quite apparent. After having deployed a MapR-FS and doing a speed test I realized where I needed to make improvements. Again this page is mostly for my notes.
  • Encrypt PostgreSQL Backup to S3

    Encrypt Your DB Backups I’m mostly putting this here for my reference. I do this in multiple projects and always seem to forget where my instructions are. Generate Keys From your user’s home directory: openssl req -x509 -nodes -days 1000000 -newkey rsa:4096 -keyout .ssh/backup_key.pem -out .ssh/backup_key.pem.pub Fill out the questions appropriately. Or not. I don’t think it matters really. That will create the public and private keys. backup_key.pem - private key backup_key.
  • Why We Quit OpenStack: or How I Lost 2 Months of My Life

    TL;DR OpenStack is a massive complicated ecosystem. It is only going to survive by the vendors that support it and probably not what you need. Backstory Let me begin by saying that given the proper talent pool, financial resources, and time; OpenStack probably isn’t bad for some people. For most institutions it is just wrong. I will probably write another article that outlines all the questions that I should have asked before starting this.