For more information how to run it please visit
http://asv.readthedocs.org/en/latest/using.html
Some examples:
asv run
asv run --skip-existing-commits -s 10 ALL
asv publish
asv preview
firefox http://127.0.0.1:8080/
asv gh-pages
visit http://<your_githhub_username>.github.io/bcolz/