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Re: [Xen-users] High Oracle overhead with Xen 4.1.2



On Fri, Mar 16, 2012 at 8:00 AM, AP <apxeng@xxxxxxxxx> wrote:
> Config 1:

>  b) 1 Guest running Oracle 11.2.0.1.0 with 12 GB memory and 4 vcpus
>  c) 1 Guest running HammerOra 2.9 with 1 GB memory and 2 vcpus


> Config 2:
> - H/W: 12 GB memory (memory was reduced using the kernel command
> line),  4 CPU (Intel(R) Xeon(R) CPU E5606  @ 2.13GHz)
> - OS: CentOS 5.6 (Linux 2.6.18-238.el5)
> - Software: HammerOra 2.9 (Load Testing Tool) against Oracle 11.2.0.1.0

So in config 1 you put the benchmark in different domU?

To narrow down possible problems, I suggest you put it in the same
domU first, so the config will be identical to bare metal. Also make
sure that both bare metal and the domU are running from the same block
device (kinda tricky, but possible if you use UUID or LABEL).

-- 
Fajar

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