The timings are cached (assuming that they find a mirror). The timing is based on an actual connection on port 80, no ICMP involved I think. If your firewall blocks it then it will also block downloads.
On Tuesday, June 16, 2015 at 2:52:55 PM UTC+2, Emmanuel Charpentier wrote: > > Dear all, > > The new all-shiny all-singing all-dancing fastest mirror selection is > probably useful for large tasks (maybe not so much for small spkgs). I note > however that it is launced once fopr each package/tarball/item that has to > be downloaded, not once per job. > > Furthermore, behind some firewalls (most notably those that block ICMP), > this feature is a royal pain in the ass^Hymptote : mirror selection > failure, hence task failure, hence job failure. Hosed upgrade. > > I foud no way to disable this err...feature Defining SAGE_SERVER is > ignored. > > Am I missearching the doc ? Any other idea ? > > -- > Emmanuel Charpentier > -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To post to this group, send email to sage-support@googlegroups.com. Visit this group at http://groups.google.com/group/sage-support. For more options, visit https://groups.google.com/d/optout.
