On Aug 11 12:57, Brian J. Johnson wrote: > On 08/10/2015 12:05 PM, Achim Gratz wrote: > >Corinna Vinschen writes: > >>I was referring to Windows 7 because that's the first OS (including > >>it's 2008R2 server version) which supports more than 64 CPUs and the > >>OS calls required to use and fetch info on them, > >>GetLogicalProcessorInformationEx. > > > >I think the only practical use of this possibility might have been in > >the HPC space. I don't know anybody running such a system, though. > > In-memory databases also benefit from really large systems. Lots of RAM > requires lots of sockets, which bring along lots of cores. Eg. > http://www.sgi.com/company_info/newsroom/press_releases/2015/july/sap_hana.html > > I believe KVM will let you define a VM with > 64 CPUs, and recent versions > provide some control over the NUMA layout of the virtual > sockets/cores/threads. Maybe that will give you what you're looking for, > Corinna.
Nice idea and incidentally a collegue reminded me of this idea a couple hours ago as well. I tested this now locally and I got the results I'm looking for (albeit they are a bit confusing). Thanks, Corinna -- Corinna Vinschen Please, send mails regarding Cygwin to Cygwin Maintainer cygwin AT cygwin DOT com Red Hat
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