[Samba] Revit worksharing error

[Perttu Aaltonen]

Thanks for the tips. I haven’t been able to reproduce the issue on test machines, so it might not be a Samba problem after all but a Windows/Revit issue. I’ll post the conclusion if I get to one.

-Perttu

> On 10 Mar 2021, at 18.58, Gerry George via samba <samba at lists.samba.org> wrote:
> 
> While I havent had to deal with such issues in a very long time, I recall
> many years back having to tweak smb.conf to support a shared QuickBooks
> file on a SAMBA server.  It included adjusting the time the file locks were
> held by the client, and having to shorten it significantly (oplocks, level
> 1/2 locking, file caching, etc).  I don't remember specifically which
> setting, but do recall that the final "fix" required an unintuitive setting
> - it needed to be opposite to what I expected the documentation indicated.
> 
> It was all within this page details:
> https://www.samba.org/samba/docs/old/Samba3-HOWTO/locking.html
> 
> Maybe this might help in tracking down the issue.
> 
> G. George
> 
> On Wed, Mar 10, 2021 at 6:40 AM Jon Gerdes via samba <samba at lists.samba.org>
> wrote:
> 
>> Perttu
>> 
>> Are you able to try incremental upgrades?  For example 4.10.5 -> 4.11.last
>> (test) -> 4.12.last (test.)  That might help
>> narrow down the problem to a particular version.  Then we can check out
>> the changelogs.
>> 
>> Cheers
>> Jon
>> 
>> 
>> 
>> On Tue, 2021-03-09 at 12:20 +0200, Perttu Aaltonen via samba wrote:
>>> Hi Jon,
>>> 
>>> No other changes other than ugprading Ubuntu and Samba, smb.conf stayd
>> the same.
>>> 
>>> I’m almost certain that if I contact Autodesk support they will say that
>> Samba is untested and unsupported and they
>>> recommend using Windows Server. My hunch is that it’s some small
>> compatibility difference that causes the problem. For
>>> example Revit expecting Windows ACLs but POSIX ACLs being in use right
>> now, or some sort of locking issue. I’ll post
>>> an update if I find out more details.
>>> 
>>> -Perttu
>>> 
>>>> On 9. Mar 2021, at 11.51, Jon Gerdes via samba <samba at lists.samba.org>
>> wrote:
>>>> 
>>>> Perttu
>>>> 
>>>> If you don't have problems with other file types then you probably
>> ought to start with Autodesk for support - Revit
>>>> is
>>>> their product.  Of course if they diagnose an actual problem with
>> Samba then we can try and help you with that.
>>>> 
>>>> By the way, any other changes apart from updating from a pretty old
>> version of Samba?
>>>> 
>>>> Cheers
>>>> Jon
>>>> 
>>>> 
>>>> On Tue, 2021-03-09 at 10:00 +0200, Perttu Aaltonen via samba wrote:
>>>>> After updating Samba from 4.10.5 to 4.13.2 we are seeing errors when
>> working with a Revit file saved on the Samba
>>>>> server.
>>>>> 
>>>>> For example:
>>>>> 
>>>>> “Data file [FILE] is corrupt and needs to be manually recovered.”
>>>>> “You cannot synchronize the central until the model is repaired.”
>>>>> 
>>>>> We tried disabling oplocks and SMB2 leases but those didn’t help.
>> I’m starting to investigate further, but is
>>>>> anyone
>>>>> using Revit with Samba 4.13 and is it working for you?
>>>>> 
>>>>> Thanks,
>>>>> Perttu
>>>> 
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>>> 
>> 
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> 
> 
> -- 
> 
> *Gerry E. George*
> ICT Consultant and Solutions Provider &  Open Source Evangelist
> *DigiSolv, Inc.* [P.O. Box 1677, Castries, Saint Lucia]
> ------------------------------
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