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Conference decwet::winnt-clusters

Title:WinNT-Clusters
Notice:Info directories moved to DECWET::SHARE1$:[NT_CLSTR]
Moderator:DECWET::CAPPELLOF
Created:Thu Oct 19 1995
Last Modified:Fri Jun 06 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:863
Total number of notes:3478

853.0. "Order of failover objects important?" by TYCHE::BOSTERS () Wed Jun 04 1997 04:13

Hi,

just found out that the order of failover object within a failover group has
major impact on client behaviour.

We have a cluster with NT4.0 SP3 and Cluster V1.1 SP1 (released version)
no cluster clients, all access via Cluster Netbios names from IP failover obj.

Created a failover group with an IP failover object first and the disk failover
object second. In case of a failover clients connected via the cluster netbios
name and accessing data on the shared disk almost immediate break with
"network path not found" or "network name was deleted" and the like.

Rearranged the failover group so the disk failover object is first and the 
IP failover object is second, now the clients experience almost no 
interruption, no more error messages, no more breaks. Simply said, works
great.

Could someone more competent/knowledgeable pls. confirm this is true since
i found nothing in the documentation mentioned that the order of failover 
objects can have impact on client behaviour.  

Thanks,
   Ulli
    
T.RTitleUserPersonal
Name
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853.1Order is importantCHEFS::vfr750.reo.dec.com::harrisonbWed Jun 04 1997 05:2014
In my experience, the objects come online from top to bottom
and they go offline bottom to top.

So you would usually place the objects in a group thus:


	Disk
	Control Script
	IP object

Can we have confirmation from the Engineering team, over to you Carl.

Brynn Harrison