Downloading large updates and builds in PNG
James Cameron
quozl at laptop.org
Mon Jun 9 03:29:44 EDT 2008
No, FTP is not more reliable, if you have a problem with HTTP downloads
of the image you will have the same problems with FTP.
Yes, it can be made available in smaller chunks, but it is best to
download it with a restartable downloader, which recovers from
interruptions. wget on Linux can do this, as can rsync. There are
restartable downloaders available for other operating systems. Ability
to restart at last known point after an interruption is inherent in the
HTTP, FTP and rsync protocols. But many HTTP clients do not use the
feature.
Yes, there is a better way of making new builds and updates available,
and that is the olpc-update mechanism. It restarts from where it was
disconnected as well, since it uses rsync.
--
James Cameron mailto:quozl at us.netrek.org http://quozl.netrek.org/
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