Re: RAC on Mac News

"DA Morgan" <damorgan_at_psoug.org> wrote in message news:1116694802.968042_at_yasure...
> Billy wrote:
>> These were mounted in existing RAC cabinets. So no railings needed.
>
> The point I was trying to make is that for price comparison you need
> to compare equal configurations. Rail kits cost about $250/1U server
> and with G5s they are built-in ... no need to pay extra for them.
>
>> There were no hidden extras either. We got RHES WS for the majority and
>> RHES AS for about a dozen. I think that the total cost per V20z was
>> far under $10,000 (including RH and additional Infiniband h/w and SAN
>> connectivity h/w per node).
>
> I'm not sure how to interpret "far under" but a dual proc G5 cluster
> node has a list price of $4.8K and I am aware of them being discounted
> to $3.6K. So even with an extremely liberal interpretation of "far
> under" I'll bet you are more than double the actual cost of hardware
> that is both more secure and has far better performance.
>
>>>is Oracle providing a Mac version of the RDBMS. Oracle support will
>>>absolutely stand behind this hardware-o/s combination and I have
>>>guarantees that they will support up to, IIRC, an 80 node cluster.
>>>Remember clustering is an Oracle product and has nothing to do with
>>>the understanding hardware. RAC runs, ASM runs, DataGuard runs, etc.
>>
>>
>> Accept that. But Apple Mac servers of the past ran OS/9. OS/X (although
>> build on a mature o/s) is a new comer on the Mac hardware. There were
>> more than a fair share of teething problems with it. The G5 CPU does
>> not compare ito price & performance with AMD or Intel (as benchmarks
>> have shown). The AMD 64bit CPUs are impressive to say the least.
>
> Surely you drinking more scotch than I am. The AMD and Intel benchmarks
> are so far from the IBM P5 that they need a telescope to see that far.
> Did you miss the fact that the G5's are using top line IBM P5 CPUs?
> BTW: We are seeing 100-120MB/sec throughput on these and this isn't
> maxing out anything. Even if the AMD and Intel CPUs were the equal of
> the P5 the fact that they are sharing an 800MHz bus whereas the G5 has
> dual independent 1.25GHz buses would be enough to make the difference.
>

Daniel,

Any idea where I can find recent (independent) online benchmark comparisons of Intel vs AMD vs PowerPC processors ?

Thanks
Matthias Received on Sat May 21 2005 - 12:43:02 CDT