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ClickOnce initial download VERY slow

Greetings:
 
 I have a clickonce issue I'm wondering if others are seeing or know about. I published a multi-file (like 500 files) application that is about 10MB. When doing the initial install from a URL via IE, it takes 10 minutes or so to download the app. It will sit on like "319K of 10MB" for like 30 secs, then move to "345K of 10MB". You could download a 10MB file on a 28.8 modem faster than this. The kicker is that this is all on localhost!

Sometimes (maybe most/always, I usually go away since it takes so long) when it gets about 1/2 to 3/4 way there it speeds up to normal. Is there something going on in the beginning of the download? I'd really like to get the download speed up to normal for a LAN, the performance is just so bad.

As a side question, does it use HTTP to download the files if you are accessing it via web; and if so, then I would assume using HTTPS would encrypt the file data going from server to the client?

Thanks,
  Darrel
DarrelC  Friday, July 01, 2005 3:47 PM
We're still having the same problem....
james_cline_  Friday, February 03, 2006 3:56 PM
I haven't experienced this problem. I've used ClickOnce over https too and it wasn't slow. I have about 20-30 files per ClickOnce application that get deployed. Each application's deployment is between 6 and 11 Mb. It generally takes about 10-20 seconds from start to finish (even on the initial deployment).

Although our overall deployment size is roughly equal, you have a lot more files. Perhaps there is some large lag retrieving each file which isn't as noticeable when there are just a few large files instead of a bunch of small files?

Dan
dtb5571  Friday, February 03, 2006 8:09 PM
I have no doubt it is related to the number of files. However, it seems to be doing something very inefficient. At the very least it events should be exposed to allow feedback to the user as to what is going on and a progress...
james_cline_  Friday, February 03, 2006 8:14 PM

You can use google to search for other answers

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