I requested the hotfix, but I was told that this was included in SP1 so it's
already installed.
Disable the auto-TUNING feature didn't help either so it seems like a call
to Microsoft support is the next in line.
Thanks for the help
"Jian-Ping Zhu [MSFT]" <v-jpzhu@xxxxxx> wrote in message
news:tIIQPR$jIHA.5204@xxxxxx
Quote:
> Hello,
>
> Thanks for your post as well as to Robert for the information sharing.
>
> According to your description, my understanding is that: When you copy
> large files at a high speed from other computers to Vista machines (within
> the same network), the copy process might stop responding and ping from
> Vista machines to other computers might return timeout. You have already
> tried several methods to fix this issue but with no luck.
> If there is any misunderstanding, please let me know.
>
> Analysis:
> =============
>
> After some research, I find there are two main reason which might cause
> the
> similar issue. What Robert said was right on the target.
>
> 1. There is a known issue on a Windows Vista-based computer, when you try
> to copy files from a server on a network, the copy process may stop
> responding (hang). There is a hotfix available for this kind of issue.
>
> 2. Another reason which might cause similar issue is Vista Auto-Tuning
> feature. Auto-Tuning feature is a new introduced feature in Windows Vista.
> What it does is to adjust the receive windows size continually based upon
> the changing network conditions. However, sometimes auto-tuning feature
> might cause network time-out problems with some applications and routers.
>
> Suggestions:
> =============
>
> 1. Install the hotfix provided in KB 931770
>
> The copy process may stop responding when you try to copy files from a
> server on a network to a Windows Vista-based computer
> http://support.microsoft.com/kb/931770/en-us
>
> 2. Turn off Auto-Tuning feature on Vista and have another test.
> To turn off Auto-Tuning feature, please do as follows:
> 2.1 Click on Start button.
> 2.2 In the Search box, type in Command Prompt. Command Prompt will show up
> in the search results.
> 2.3 Right click on Command Prompt icon and select Run as administrator.
> 2.4 Enter the admin credential and you are ready to go.
> 2.5 Enter the following command to disable auto-tuning
> netsh interface tcp set global autotuninglevel=disabled
>
> Please note, as this issue is a performance issue, it usually needs
> advanced troubleshooting steps to isolate the problem, including enabling
> trace log, checked build, remote debug, dump file analysis, even with
> these
> steps, the in-a-basket solution may not be figured out in a timely manner.
>
> Saying that, newsgroup is not the right media to work on such performance
> issue. If the above methods do NOT help, I recommend that you contact
> Microsoft Customer Service and Support (CSS) directly for further
> investigation. For more information on available CSS services, please
> click
> here:
> http://support.microsoft.com/default...roPhone#faq607
>
> Thank you for your understanding.
>
> Sincerely,
> Neo Zhu,
> Microsoft Online Support
> Microsoft Global Technical Support Center
>
> Get Secure! - www.microsoft.com/security
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>