Cisco SG200-08

To reset to Factory Settings.

Find large files in Linux

The following will list the top 10 files by size in a dir

find /path/to/dir/ -printf '%s %p\n'| sort -nr | head -10

The k option shows file size in kb

find /path/to/dir/ -printf '%k %p\n'| sort -nr | head -10 

local http servers

The following starts a basic http server locally in the current directory;

python 2.x

python -m SimpleHTTPServer 8080

python 3.x (untested)

python -m http.server 8080

https://gist.github.com/willurd/5720255

Linux memory usage by percentage

This will show the memory usage, ordered by percentage;

ps -o pid,user,%mem,command ax | sort -b -k3 -r | less

Replacing postgres database

This is applicable to the Peon application, in so far as when the PAF data is updated and a new database is created, normally to a temp test database for testing, afterwhich a renaming or replacing of working database is required.

Aggregation and Composition