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Groups > linux.kernel > #1695904
| From | Henrique de Moraes Holschuh <hmh@hmh.eng.br> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] turbostat: Running on virtual machine is not supported |
| Date | 2017-07-25 18:00 +0200 |
| Message-ID | <u7apB-4Hw-41@gated-at.bofh.it> (permalink) |
| References | <u77Bo-2Vd-25@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Tue, 25 Jul 2017, Prarit Bhargava wrote: > A common way of determining if the system is a virtual machine is to > search /proc/cpuinfo flags entry for "hypervisor". turbostat must output > a proper error message when found. Maybe you could output that message only if it fails to both use /dev/msr and perf *and* it is under a virtual machine? That would have better forward compatibility, maybe someday /dev/msr or perf will work inside a VM for what turbostat needs... -- Henrique Holschuh
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[PATCH] turbostat: Running on virtual machine is not supported Prarit Bhargava <prarit@redhat.com> - 2017-07-25 15:00 +0200
Re: [PATCH] turbostat: Running on virtual machine is not supported Henrique de Moraes Holschuh <hmh@hmh.eng.br> - 2017-07-25 18:00 +0200
Re: [PATCH] turbostat: Running on virtual machine is not supported Len Brown <lenb@kernel.org> - 2017-07-27 05:10 +0200
Re: [PATCH] turbostat: Running on virtual machine is not supported Prarit Bhargava <prarit@redhat.com> - 2017-07-27 13:50 +0200
Re: [PATCH] turbostat: Running on virtual machine is not supported Prarit Bhargava <prarit@redhat.com> - 2017-07-28 14:00 +0200
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