[OpenAFS] AFS cache

Derrick J Brashear shadow@dementia.org
Wed, 27 Nov 2002 22:09:54 -0500 (EST)


On Wed, 27 Nov 2002, Alexei Kosut wrote:

> On Wed, Nov 27, 2002 at 03:07:17PM -0500, Derrick J Brashear wrote:
> > > Is it possible to not use the cache at all, and make the client
> > > write tro the server everytime?
> > 
> > No.
> 
> I've also been wondering about this recently, albeit for a different
> (and less compelling) reason: I regularly transfer ten megabyte files
> via AFS using the Mac OS X Finder.  On my relatively slow ADSL
> connection, this can take nearly twenty minutes, but due to the AFS
> caching behavior, the Finder's progress dialog speeds through the
> entire file in just a few seconds, then "hangs" near the end until the
> file is actually copied to the AFS server, leaving me with no
> indication of how the transfer is actually proceeding.

Without fundamental changes to the cache manager I think it's hard to do
without bypassing the cache entirely, in which case you write it out, then
read it back over the network. Bleah.