Dear Dave,
Thanks a lot.
So I have to learn about SGE installation.
Regards,
-Ajay
On 26-Aug-09, at 10:35 AM, Dave Flitney wrote:
> Dear Ajay,
>
> On 26 Aug 2009, at 01:38, Ajay Garg wrote:
>
>> Dear FSL users
>>
>> The snow leopard is coming this Friday. They say it can make use of
>> multiple processors. I
>> have 8-core Mac Pro? What could be advantage in the processing time
>> of TBSS? Will there
>> be any need for SGE grid engine installation?
>>
>> Regards.
>> Ajay
>>
>
> As far as I'm aware all versions of MacOS X have been able to use
> multiple processors where available, however, FSL scripts and
> programs are not inherently able to use multiple processors, i.e.,
> "threaded". Instead these scripts use scheduling software, SGE, and
> divide the tasks into smaller, independent parallelisable sections.
> This form of parallel processing has the advantage that it is
> compatible with using both multiple processors and multiple hosts
> and doesn't need any complex thread code to achieve parallelism.
>
> So the short answer is that any of Snow Leopard's new multiple
> processor capabilities are not going to make any difference to TBSS
> or any other FSL software. You still need SGE or similar installed
> to take advantage of your Mac's multiple cores.
>
> Regards, Dave
>
> --
> Dave Flitney, IT Manager
> Oxford Centre for Functional MRI of the Brain
> E:[log in to unmask] W:+44-1865-222713 F:+44-1865-222717
> URL: http://www.fmrib.ox.ac.uk/~flitney
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