I spent hours diagnosing my network over inconsistent speeds. I was stumped, then I finally checked the syslog and found the machine was running out of RAM. Got a bit too liberal with dockers on a 8GB machine. Ordered a 32GB kit immediately while cursing under my breath lol.

4-3-1 for important data

2-2-0 for data that would be inconvenient to lose

"YOLO" for everything else