4 places to test your internet connectivty
fast.com – run by Netflix nperf.com – based in France speedof.me – HTML5/JavaScript based speedtest.net – by Ookla
Tag: performance
but, i got them on sale!
Back in August 2008, I had a one-week “quick start” professional services engagement in Nutley New Jersey. It was supposed to be a super simple week: install HP Server Automation at BT Global. Another ProServe engineer was onsite to setup HP Network Automation. Life was gonna be easy-peasy – the only deliverable was to setup…
fallocate vs dd for swap file creation
I recently ran across this helpful Digital Ocean community answer about creating a swap file at droplet creation time. So I decided to test how long using my old method (using dd) takes to run vs using fallocate. Here’s how long it takes to run fallocate on a fresh 40GB droplet: root@ubuntu:/# rm swapfile &&…
storage strategies – part 3
In part 2, I introduced SAN/NAS devices, and in part 1, I looked as the more basic storage type, DAS. Today we’ll look at redundancy and bundling/clustering of storage as a start of a robust storage approach. Before I go any further, please note I am not a “storage admin” – I have a pretty broad…