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From: Adam Carter <adamcarter3@gmail.com>
Date: Mon, 27 Jul 2020 14:21:06 +1000
Message-ID: <CAC=wYCGCnhezL5YvjqbPZ08rrQK1J0keJuHCSUFnSR8NbrUhtQ@mail.gmail.com>
Subject: Re: [gentoo-user] OT: Can a linux vmware guest tell if its host is
CPU constrained?
To: Gentoo User <gentoo-user@lists.gentoo.org>
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On Mon, Jul 27, 2020 at 1:35 PM Ashley Dixon <ash@suugaku.co.uk> wrote:
> On Mon, Jul 27, 2020 at 01:23:46PM +1000, Adam Carter wrote:
> > Having performance issues on a linux vmware guest that doesnt run vmtools
> > because its an 'appliance', but it does allow shell access. I assume CPU
> > utilisation shown by top etc is the utilisation of the vCPUs. Is there
> any
> > way to discover or infer host CPU issues?
>
> Do you mean that you want to monitor the host system from the guest? Can
> you not
> just SSH into the host from the guest? You can also infer CPU usage
> from the
> /proc/stat file on the host system, if you can share files over NFS
> or some
> other file-sharing means.
>
I have ssh access (including root) to the guest but no access to the host.
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<div dir=3D"ltr"><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail=
_attr">On Mon, Jul 27, 2020 at 1:35 PM Ashley Dixon <<a href=3D"mailto:a=
sh@suugaku.co.uk">ash@suugaku.co.uk</a>> wrote:<br></div><blockquote cla=
ss=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid =
rgb(204,204,204);padding-left:1ex">On Mon, Jul 27, 2020 at 01:23:46PM +1000=
, Adam Carter wrote:<br>
> Having performance issues on a linux vmware guest that doesnt run vmto=
ols<br>
> because its an 'appliance', but it does allow shell access. I =
assume CPU<br>
> utilisation shown by top etc is the utilisation of the vCPUs. Is there=
any<br>
> way to discover or infer host CPU issues?<br>
<br>
Do you mean that you want to monitor the host system from the guest? Can yo=
u not<br>
just SSH into the host from the guest?=C2=A0 You can also infer CPU=C2=A0 u=
sage=C2=A0 from=C2=A0 the<br>
/proc/stat file on the host system, if you can share=C2=A0 files=C2=A0 over=
=C2=A0 NFS=C2=A0 or=C2=A0 some<br>
other file-sharing means.<br></blockquote><div><br></div><div>I have ssh ac=
cess (including root) to the guest but no access to the host. <br></div></d=
iv></div>
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