Public Datasets

datasets.url

http://www.census.gov/popest/data/historical/2010s/vintage_2013/datasets.html
http://www.census.gov/popest/data/datasets.html
https://archive.org/download/stackexchange
http://www.datawrangling.com/some-datasets-available-on-the-web/
https://aws.amazon.com/datasets/
https://vincentarelbundock.github.io/Rdatasets/datasets.html

# Apache access logs:
http://ita.ee.lbl.gov/html/traces.html

# Apache logs @ google
https://www.google.com/search?q=inurl%3Aaccess.log+filetype%3Alog&gws_rd=ssl

# Large public datasets
http://stackoverflow.com/questions/381806/large-public-datasets

# Question @ quora
https://www.quora.com/Are-there-any-free-large-datasets-in-the-format-of-an-Apache-access-log