Date: Thu, 10 May 2007 17:16:56 -0400 From: Kris Kennaway <kris@obsecurity.org> To: Darren Reed <darrenr@hub.freebsd.org> Cc: Robert Watson <rwatson@FreeBSD.org>, current@freebsd.org, Kris Kennaway <kris@obsecurity.org> Subject: Re: Experiences with 7.0-CURRENT and vmware. Message-ID: <20070510211655.GA67752@xor.obsecurity.org> In-Reply-To: <20070510204448.GB73840@hub.freebsd.org> References: <20070510111326.GA94093@hub.freebsd.org> <20070510132153.A91312@fledge.watson.org> <20070510125445.GA5460@hub.freebsd.org> <20070510194144.GA66798@xor.obsecurity.org> <20070510204448.GB73840@hub.freebsd.org>
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On Thu, May 10, 2007 at 08:44:48PM +0000, Darren Reed wrote: > On Thu, May 10, 2007 at 03:41:44PM -0400, Kris Kennaway wrote: > > On Thu, May 10, 2007 at 12:54:45PM +0000, Darren Reed wrote: > ... > > > In another reply it was "hint.apic.0.disabled=1". > > > My current loader.conf: > > > > > > vm.kmem_size=536870912 > > > vm.kmem_size_max=536870912 > > > unset acpi_load > > > > acpi_load="NO" to disable the module > > > > > hint.acpi.0.disabled=1 > > > hint.apci.0.disabled=1 > > > > dunno what apci does :) > > > > > hint.acpi.0.disabled="1" > > > > This is the one that should work. Can you confirm that you see it in > > the loader environment by doing 'show'? > > ok. I modified my loader.conf to be: > > hint.acpi.0.disabled="1" > vm.kmem_size=536870912 > vm.kmem_size_max=536870912 > vfs.zfs.arc_max=402653184 > > and now ACPI is didsabled when the kernel boots :-) > > Is it possible for parsing errors of this file to generate errors? > And maybe pause for a few seconds so they can be read? I guess all things are possible with forth. > When I was modifying the loader.conf, I was looking for errors on > bootup but regarding getting acpi vs apci vs apic right, I never > saw any. My experience also tells me that errors seem to quietly > stop the rest of the file being parsed or...? > > > > # sysctl kern.timecounter.hardware="ACPI-fast" > > > kern.timecounter.hardware: ACPI-safe > > > sysctl: kern.timecounter.hardware: Invalid argument > > > > kern.timecounter.choice > > When I tried to set this with sysctl, I got told it was read-only. > The next step was to put it in loader.conf but now ACPI *is* disabled :) Sorry, .hardware was the correct one. I don't know why you are unable to set it at runtime: xor# sysctl kern.timecounter.hardware=TSC kern.timecounter.hardware: ACPI-fast -> TSC xor# sysctl kern.timecounter.hardware=ACPI-fast kern.timecounter.hardware: TSC -> ACPI-fast Kris
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