[Cyberduck-trac] [Cyberduck] #9603: Uncomfirmed Reads are Unbounded

Cyberduck trac at trac.cyberduck.io
Mon Jun 20 16:03:25 UTC 2016


#9603: Uncomfirmed Reads are Unbounded
--------------------------+-----------------
    Reporter:  jbaranick  |      Owner:
        Type:  defect     |     Status:  new
    Priority:  normal     |  Milestone:
   Component:  sftp       |    Version:  5.0
    Severity:  normal     |   Keywords:
Architecture:             |   Platform:
--------------------------+-----------------
 If the file being downloaded is very large the number of unconfirmed reads
 is effectively unbounded.  For example, when the file is 1.3GB, the number
 of unconfirmed reads is set to 39K.  This results in the client submitting
 39K calls to the server, updating the progress to look like the download
 is done, and then failing when some of the calls don't get responses in
 time.  As far as I can tell, there is no way for the server to push back
 against these requests.  As such, Cyberduck should limit the number of
 unconfirmed reads to something more reasonable, for example 1K.

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Ticket URL: <https://trac.cyberduck.io/ticket/9603>
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