Ubuntu (Because Ubuntu is life)
Install Current Version of Influx DB As of writing... 0.9 https://influxdb.com/download/index.html
wget https://s3.amazonaws.com/influxdb/influxdb_latest_amd64.deb sudo dpkg -i influxdb_latest_amd64.deb
Install telegraf https://github.com/influxdb/telegraf
wget http://get.influxdb.org/telegraf/telegraf_0.1.1_amd64.deb sudo dpkg -i telegraf_0.1.1_amd64.deb
Something else awesome is Grafana. Easiest way to kick things off is probably with a docker container connecting to the host.
If you want to add telegraf to path, you'll have to do it manually. It's located at
Create config and run Details in telegraf repo here
Plugins : 404 Page Errors
Link telegraf to influxdb in config and kick it off.