August 5, 2009 at 1:17 am
Symptom
You want to install a high availability system for DB2 on z/OS on an MS Cluster, but the corresponding installation options are missing.
In particular, you would like to install the SCS instance (and ASCS for ABAP) and the enqueue replication server on an MSCS (Microsoft Cluster Server) environment.
Other terms
MSCS Microsoft Cluster DB2 z/OS [...]
July 21, 2009 at 5:12 pm
Symptom
If you use DHCP in Windows Server 2008 Failover Clustering, you obtain duplicate DNS entries that have the same IP-Address for two different host names.
This applies to all Windows Server 2008 versions with SP1 and SP2.
Other terms
MSCS, Windows Server 2008 Failover Clustering, Failover Cluster, DNS resolution, duplicate host name entries
Reason and Prerequisites
With Windows Server [...]
July 17, 2009 at 5:32 pm
Symptom
The commandping -4
delivers a network address in the 169.254.2.0 subnet.
Applications that report IP addresses to other applications running on computers that do not belong to the cluster, might use this address. Therefore, the address cannot be used for general communication purposes, since it is not possible to connect to the applications at [...]
July 10, 2009 at 3:59 am
Symptom
You want to run a MaxDB/SAP DB/liveCache instance in a UNIX cluster for failover.
The database software can be configured differently for your directories depending on your requirements. This note describes tips for installing the software directories.
This note should not be considered for HotStandby implementations. During a HotStandby solution, there is no transfer of [...]
June 16, 2009 at 9:12 am
Symptom
As of which SAP / R/3 release and in which configurations does SAP support the Microsoft Cluster Server (MSCS)?
Other terms
MSCS
Reason and Prerequisites
SAP and Microsoft Cluster Server (MSCS)
SAP generally only supports configurations that can be created with SAPinst and without making manual changes. This concerns the operation of the dual-node cluster, where the SAP [...]