UNC vs Mapped Drive connection times

Krishna Harathi krishna.harathi at storagecraft.com
Tue Jul 28 23:09:51 UTC 2020

Yes, the same client connecting to the same server name/address both times within a few mins of each other.

I will try to get tcpdump captures for both as well as DNS lookup times.


Krishna Harathi

On 7/28/20, 3:24 PM, "Jeremy Allison" <jra at samba.org> wrote:

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    On Tue, Jul 28, 2020 at 10:21:12PM +0000, Krishna Harathi via samba-technical wrote:
    > We are using Samba 4.7.11.
    > One of our customers is reporting that with Windows 7, 10 Explorer, connecting using Mapped Drive is taking 10 seconds are more compared to using a UNC path.
    > I am not an expert in this area, and I started investigating the difference between the two methods to identify and improve any bottlenecks especially in the filesystem underneath Samba.
    > Given the overwhelming number of variables/parameters in this context, I would very much appreciate this group’s collective expertise on pointing out any known issues to look out for.

    DNS/naming resolution lookup times ? Are they connecting to
    exactly the same name ?

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