[Samba] roaming profile doubles in size at client logout

miguelmedalha at sapo.pt miguelmedalha at sapo.pt
Tue Apr 28 18:24:11 MDT 2015

>> I've connected a Windows 7 client and logged in with a roaming profile
>> user, copied some 4GB of data in the profile and logged out. Surely enough,
>> the data was synchronized but when I login and logout again, the profile
>> gets copied on the samba server in full versus just the modified data.
>> For instance, if the profile on the server has 4GB and I logout from the
>> client, the profile will grow up to 8GB and then drop down to 4GB (in case
>> no new data get's added meanwhile). This looks to me like instead of doing
>> an incremental diff, the whole profile get's copied and then compared and
>> the same data deleted.
> This is, unfortunately, "normal". As much as the Microsoft's definition of
> "normality" goes.
> What I'm doing is I'm excluding local Documents and a number of other folders
> from profile sync (through GPO) and then doing a manual rsync in background
> every now and then. That is for folders that are not located in the network
> already.
> This also helps with profile size that is getting copied back and forth
> between server and client. 4Gb multiplied by sixteen users… I don't want to
> see it happening to my network.

Roaming profiles are, generally speaking, outdated technology. Folder  
redirection is much more effective. It covers most of the benefits of  
roaming profiles without the penalties.

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