This is from a RHEL 6.3 guest of z/VM running in a z114 LPAR with one IFL and
no other types of engines:
#cat /proc/cpuinfo
vendor_id : IBM/S390
# processors : 1
bogomips per cpu: 2049.00
features : esan3 zarch stfle msa ldisp eimm dfp etf3eh highgprs
processor 0: version = FF, identification = nnnnnn, machine = 2818
-jc-
> -----Original Message-----
> From: Linux on 390 Port [mailto:[email protected]] On Behalf Of Smith,
> Ann (CTO Service
> Delivery)
> Sent: Friday, July 11, 2014 11:09 AM
> To: [email protected]
> Subject: Re: Running on CP or IFL ?
>
> Did you try cat /proc/cpuinfo ?
> Under zVM see processors, serialno and machine type I don't have any servers
> using just IFL's to check
>
> Ann Smith
>
>
> -----Original Message-----
> From: Linux on 390 Port [mailto:[email protected]] On Behalf Of Mike
> Hammock
> Sent: Friday, July 11, 2014 11:59 AM
> To: [email protected]
> Subject: Re: Running on CP or IFL ?
>
> Thanks Bruce... I read descriptions of both Q V CPUs and Q PROC but
> obviously did a "compare and
> swap" or something such in writing my post.
> Thanks for the correction.
>
> So VMCP Q V CPUs would work in a VM environment, but we still have a problem
> in the LPAR environmentt.
>
> Thanks,
> Mike
>
> --------------------------------------------------
> From: "Bruce Hayden" <[email protected]>
> Sent: Friday, July 11, 2014 9:18 AM
> To: <[email protected]>
> Subject: Re: Running on CP or IFL ?
>
> > vmcp q proc is a privileged command, so hopefully that command isn't
> > allowed in Linux! But 'vmcp q v cpus' is, and it shows you what type
> > each virtual CPU is (and for Linux, they'll all be the same type.)
> >
> > In an LPAR environment, I don't know what to suggest. I don't see any
> > indication under /proc/cpuinfo or /proc/sysinfo, or in /sys
> > under /sys/devices/system/cpu. But, I don't have Linux running in an
> > LPAR environment to check.
> >
> >
> > On Fri, Jul 11, 2014 at 9:10 AM, Mike Hammock <[email protected]> wrote:
> >
> >> I have been asked a question by one of our zPDT users and did not
> >> have a good answer, so I figured I'd go to the experts on this list....
> >>
> >> If I'm running in a zLinux system, how can I "best" determine whether
> >> I'm running on a CP or an IFL? The purpose of this is to
> >> determine/set licensing information so the relative speeds don't
> >> matter, just whether CP or IFL.
> >>
> >> Doing a VMCP Q V PROC and parsing the results might work in a zVM
> >> environment, but obviously would be a problem in a pure LPAR environment.
> >>
> >> So, what is the recommended (supported?) and proper way to do this??
> >>
> >> Thanks
> >> Mike Hammock
> >>
> >> ---------------------------------------------------------------------
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> >> or visit
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> >> ---------------------------------------------------------------------
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> >> http://wiki.linuxvm.org/
> >>
> >
> >
> >
> > --
> > Bruce Hayden
> > z/VM and Linux on System z ATS
> > IBM, Endicott, NY
> >
> > ----------------------------------------------------------------------
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> > ----------------------------------------------------------------------
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> > http://wiki.linuxvm.org/
> >
> >
>
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