[tahoe-dev] Doubts about time taken to upload a file

Zooko O'Whielacronx zooko at zooko.com
Tue Jan 4 07:01:20 UTC 2011


Ted, and other people interested in this subject, please read these docs:

How files are encoded:

http://tahoe-lafs.org/trac/tahoe-lafs/browser/trunk/docs/specifications/file-encoding.rst


The performance of uploading:

http://tahoe-lafs.org/trac/tahoe-lafs/browser/trunk/docs/performance.rst

(Plus see this new patch I just wrote for that doc to explain the
performance implications of re-uploading an already-uploaded file:
http://tahoe-lafs.org/trac/tahoe-lafs/attachment/ticket/1291/perf-doc.darcs.patch
.)


How the Tahoe-LAFS "backup" command currently works:

(Note "backup" does a normal upload whenever it decides to upload a
file, so its only performance advantage is when it decides not to
upload at all, else it pays exactly the same performance cost as
upload does.)

http://tahoe-lafs.org/trac/tahoe-lafs/browser/trunk/docs/backupdb.rst


Regards,

Zooko



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