RE:[sap-basis] PI 7.0 Cluster based Installation
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 | Posted by bkoech (Basis Admin) on Feb 28 at 9:48 PM |  Mark as helpful |
did you finnish your installation?
---------------Original Message---------------
From: rayudu2006
Sent: Monday, May 25, 2009 2:40 AM
Subject: PI 7.0 Cluster based Installation
> Hi all,
> I did Central System installation but never installed High Availability sytem. We got a requirement for a cluster based installation.
> I have gone through some links and got a basic idea, but not perfect in starting installation. Could you pls. help me in understanding for a successfully installation. (Requirement: Install SAP Netweaver PI 7.0 in Production Server).
> For a High Availability syetm i have seen the following options to follow as per SAPINST:
> 1.) Central Services Instance for ABAP (ASCS) -- Consists of Msg. service & Enqueue Service (Shared Disk)
> 2.) Central Services Instance (SCS) -- Consists of Msg. service & Enqueue Service (Should be installed after installation of 1.) (Same Shared Disk)
> 3.) Microsoft Cluster Service (MSCS) -- This step creates the SAP cluster group on the first MSCS node and adds the ASCS and SCS instance(s) to the SAP cluster group
> 4.) Database Instance
> 5.) Microsoft Cluster Service (MSCS)
> 6.) Enqueue Replication Server
> 7.) Central Instance -- If you install the central instance on one of the MSCS nodes, make sure that you use a local drive, not a shared drive.
> 8.) Dialog Instance -- You have to install at least one dialog instance. Make sure that you install the dialog instance on a host other than the central instance host.
>
> >> I guess that we need to install ASCS(1) and SCS(2) in two seperate systems, but what is that shared disk?(Aslo mentioned that NFS must be installed?) [It means that we require 2 hosts?]
> >> Mentioned that one Enqueue Replication Server (ERS) for each Java SCS and one ERS for each ABAP SCS (ASCS) installed in your system. [It means that we require 2 hosts?]
> >> Do we need to install all the above mentioned instances only in Windows or will this work on any platform?? [Example: SOLARIS]
> >> Database Instance on 1 host, Central instance in 1 host --- That means we require a total of 6 hosts (excluding Dialog Instance??)
> Pls. suggest whether my undertanding is correct or not???
> Thanks & Regards,
> Subbu
__.____._ ---------------Original Message---------------
From: rayudu2006
Sent: Monday, May 25, 2009 2:40 AM
Subject: PI 7.0 Cluster based Installation
> Hi all,
> I did Central System installation but never installed High Availability sytem. We got a requirement for a cluster based installation.
> I have gone through some links and got a basic idea, but not perfect in starting installation. Could you pls. help me in understanding for a successfully installation. (Requirement: Install SAP Netweaver PI 7.0 in Production Server).
> For a High Availability syetm i have seen the following options to follow as per SAPINST:
> 1.) Central Services Instance for ABAP (ASCS) -- Consists of Msg. service & Enqueue Service (Shared Disk)
> 2.) Central Services Instance (SCS) -- Consists of Msg. service & Enqueue Service (Should be installed after installation of 1.) (Same Shared Disk)
> 3.) Microsoft Cluster Service (MSCS) -- This step creates the SAP cluster group on the first MSCS node and adds the ASCS and SCS instance(s) to the SAP cluster group
> 4.) Database Instance
> 5.) Microsoft Cluster Service (MSCS)
> 6.) Enqueue Replication Server
> 7.) Central Instance -- If you install the central instance on one of the MSCS nodes, make sure that you use a local drive, not a shared drive.
> 8.) Dialog Instance -- You have to install at least one dialog instance. Make sure that you install the dialog instance on a host other than the central instance host.
>
> >> I guess that we need to install ASCS(1) and SCS(2) in two seperate systems, but what is that shared disk?(Aslo mentioned that NFS must be installed?) [It means that we require 2 hosts?]
> >> Mentioned that one Enqueue Replication Server (ERS) for each Java SCS and one ERS for each ABAP SCS (ASCS) installed in your system. [It means that we require 2 hosts?]
> >> Do we need to install all the above mentioned instances only in Windows or will this work on any platform?? [Example: SOLARIS]
> >> Database Instance on 1 host, Central instance in 1 host --- That means we require a total of 6 hosts (excluding Dialog Instance??)
> Pls. suggest whether my undertanding is correct or not???
> Thanks & Regards,
> Subbu
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