SunFire 6800/15K How many CPUs

From: Miller Alan (Alan.Miller_at_is-energy.de)
Date: 01/30/04

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    To: "'sunmanagers@sunmanagers.org'" <sunmanagers@sunmanagers.org>
    Date: Fri, 30 Jan 2004 15:49:49 +0100
    
    

    Hi,

    I'd like to hear your opinions regarding how many CPUs
    the SF15K and SF6800 systems are effectivly capable of handling.
    I thought I had read somewhere that up to a certain number
    of CPUs, there are no real performance gains to be achieved
    due to the Solaris OS.

    I currently have several 2-node clustered domains on separate
    SF15K Systems (1 node-each) ranging from 12 to 28 CPUs.

    I just got two additional SF6800 Systems, and will be setting up
    the SF6800s as a 2-node cluster (initially 12 CPUs , later the full 24).

    All my domains are bascially SAP/R3 Oracle systems.

    I've heard that the 6800 is more "effective" compared to the 15K due
    to the architectural differences between the two (Non-NUMA vs NUMA).

    If anybody would like to share their experiences, or have any
    good tips, references, on setting up, designing such systems,
    I'd greatly appreciate it.

    Thanks

    --
    Alan Miller	
    is:energy  GmbH	
    Unit Operations, Operating Systems - OPOO 	
    Tresckowstrasse 3		
    30457 Hannover		
    Telefon: (0511) 439-4292		Telefax: (0511) 439-4226	
    Email: alan.miller@is-energy.de	I-Net: <www.is-energy.de>
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