Date: Mon, 18 Jun 2018 11:35:56 -0400 From: Allan Jude <allanjude@freebsd.org> To: freebsd-virtualization@freebsd.org Subject: =?UTF-8?Q?Re:_kern.hz_=e2=80=93_Windows_aequivalent=2c_high_CPU_usa?= =?UTF-8?Q?ge_on_bhyve_copmared_to_ESXi?= Message-ID: <d47250f6-67d2-28c0-cbf3-8b2fdc4f6caa@freebsd.org> In-Reply-To: <818fd155-0203-868f-96fc-fe68ab13c495@omnilan.de> References: <818fd155-0203-868f-96fc-fe68ab13c495@omnilan.de>
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On 2018-06-18 05:06, Harry Schmalzbauer wrote: > Hello, > > has anybody found out if Windows does something similar as FreeBSD with > kern.hz when running on a hypervisor? > > I haven't done meaningful measuring, but on bhyve I see 2-digit CPU load > with idle windows (2012R2) guest. > I never saw that on ESXi, it's much lower there, whil FreeBSD as guest > on ESXi is even lower when idle. > > Can somebody confirm this difference? > Is there a way to spoof hypervisor vendor string (from userland)? Resp. > has anyone done that to see if windows behaviuor changes? > > Thanks, > > -harry > > _______________________________________________ > freebsd-virtualization@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-virtualization > To unsubscribe, send any mail to > "freebsd-virtualization-unsubscribe@freebsd.org" What does your bhyve command line invocation look like? -- Allan Jude
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