[Samba] transactions

Jeremy Allison jra at samba.org
Fri Apr 22 01:05:02 GMT 2005

On Thu, Apr 21, 2005 at 11:55:21AM +0400, javier at alkimia.com.py wrote:
> Hi, I have a question about samba3 internals.
>  I want to know if samba does support what I call transactions (though I
> could be wrong)
> I need that a client either finish writing what it was meant to or not
> The problem is that I have a samba on a place where there is a very old
> accounting system writen in Cobol. Many instances of the program uses some
> kind of ISAM to access records in the samba server.
> Sometimes those clients dont finish writing what they are supposed to write.
> The "database" loose its consistency and the whole thing goes down.
> A solution could be that if a client makes a lock in a file and start
> writing  to it. Samba could buffer this information and only write to the
> file if the client unlock the file. That is what I call transactions.

We don't currently do this - it could be done via a custom
VFS module.


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