On Fri, Mar 09, 2007 at 11:45:50AM +0100, Marcin Giedz wrote: > Hello, > > My question is quite related to this topic. Currently I work for one of > brokerages and prepare to set up domain for all employees. However I > must be sure that if my PDC fails my BDC will provide all connections to > roaming profiles and extra shares (to be mounted during the log in > process). But additionally I want to have only ONE storage place for > placing every shares and profiles. Lucky, I "found" one EMC disk array > to be used in this solution. My idea is connect 2 server (PDC and BDC) > over FCs to ONE storage. I don't have any extra software like "cluster > solution". > > Now I have almost everything UP and running but found this "thread" > about "data consistency" where different Samba instances may cause data > corruption. > ".... > > Please NEVER export the same file space via different Samba > nodes, this leads to data corruption because the locks > propagated have the wrong semantics...." > > Now I'm wondering if I can really do this? According to what Volker said > my solution/idea is (in a word) - BROKEN :( > Does this me that I must use some extra software between EMC storage and > Samba instances to prevent data lost? In my situation there is a chance > that PDC and BDC will server THE SAME file for different users. > > So looking at this topic I'd come to think that I CAN'T go production > with such prepared PDC + BDC + EMC storage - am I right? If yes would > anyone propose any solution for such idea?
You have to be careful to do this. It's safe to do for a failover solution (no 2 Samba servers active at the same time), it's also safe for read-only shares. If you have active processes writing data simultaneously to the same file then they should be pointing at the same Samba server. Jeremy. -- To unsubscribe from this list go to the following URL and read the instructions: https://lists.samba.org/mailman/listinfo/samba