Date: Sun, 2 Oct 2011 11:53:28 +0100 (BST) From: Alexander Eichner <alexeichi@yahoo.de> To: Doug Barton <dougb@FreeBSD.org>, Hub- FreeBSD <freebsd@hub.org> Cc: "freebsd-emulation@FreeBSD.org" <freebsd-emulation@FreeBSD.org> Subject: =?utf-8?q?Re=3A_VirtualBox=3A_64bit_FreeBSD_guest_on_64bit_FreeB?= =?utf-8?b?U0QgaG9zdCDigKYgIkxvbmcgTW9kZSI/?= Message-ID: <1317552808.3082.YahooMailNeo@web27604.mail.ukl.yahoo.com> In-Reply-To: <4E8764BF.8090206@FreeBSD.org> References: <FF4A7997-77DA-4B74-926B-18A8462C768C@hub.org> <87FBE966-B70F-48F2-9771-796DA8D3032D@hub.org> <CA%2BtpaK3BzYAQZxJCi3vAc1NidQ7AkANyHHeo-rt5bxsBQo5%2Btw@mail.gmail.com> <156697DC-0D33-46A8-A719-096EED0EE699@hub.org> <alpine.BSF.2.00.1109301749070.32221@wonkity.com> <BF8A9711-EC9C-4C41-B500-9FACD59041D7@hub.org> <alpine.BSF.2.02.1109302049070.5298@thor.farley.org> <7F4C681F-098D-4C2F-81F7-6A20BDA9B282@hub.org> <4E8764BF.8090206@FreeBSD.org>
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Hi,=0A=0Athe feature is called VMX and is present for your CPU. It is requi= red to run 64bit guests. BIOS vendors disable=0Athis by default very often.= A VBox.log will show if the BIOS disabled VT-x.=0A=0ARegards,=0AAlexander = Eichner=0A=0ADoug Barton wrote:=0A=0A=0AFWIW I have 64-bit guests working f= ine on my still-9-current (r225756)=0Aamd64 host with the latest ports vbox= . I'm running it with the gui in X,=0Anot sure if that makes a difference.= =0A=0AOn 10/01/2011 10:58, Hub- FreeBSD wrote:=0A=0A> PAE:=C2=A0 =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A0 on=0A=0AI have PAE off for all hosts, but I just = tried turning it on for my=0AFreeBSD 64 bit guest and it didn't make a diff= erence.=0A=0A> Reading through the section on Hardware vs Software Virtuali= zation,=0A> apparently VT-X has to be enabled for 64bit guests=0A=0AYes, it= will not work otherwise.=0A=0A> =E2=80=A6 now, on the=0A> server I'm using= , looking at dmesg for ny CPU Features:=0A> =0A> CPU: Intel(R) Xeon(R) CPU= =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 E5420=C2=A0 @ 2.50GHz (2500.10-MHz=0A> = K8-class CPU) Origin =3D "GenuineIntel"=C2=A0 Id =3D 0x1067a=C2=A0 Family = =3D 6=0A> Model =3D 17=C2=A0 Stepping =3D 10 =0A> Features=3D0xbfebfbff<FPU= ,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUS= H,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>=0A>=0A> Features2=3D0x40ce3bd<S= SE3,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,DCA,SSE4.1,XSAVE>=0A= > AMD Features=3D0x20100800<SYSCALL,NX,LM> AMD Features2=3D0x1<LAHF> TSC:= =0A> P-state invariant Cores per package: 4=0A> =0A> =0A> I don't see VTX i= n there =E2=80=A6 *should* I? =0A=0AI don't think so, my equivalent lines a= re identical to yours except that=0AI have and SMX in Features2 which seems= to be a "safe mode" extension.=0A=0A> Is this a case of, unbeknownst to me= , it isn't enabled in the BIOS? =0A=0AThis is (unfortunately) likely. The r= elevant stuff wasn't enabled in=0Amine by default. Also, the name for the o= ption may not be=0Astraightforward. On my Dell the option is called VMM, Vi= rtual Machine=0AMonitor. I had to do a bit of trial and error before I foun= d the right=0Aknob.=0A=0A> This is a remote=0A> server, so a quick reboot /= check isn't the easiest to do, so would=0A> alike to confirm before I go d= own that route =E2=80=A6 can someone that does=0A> have 64bit guests workin= g check their CPU Features and let me know if=0A> I am missing that Feature= here? :(=0A=0A=0Ahth,=0A=0ADoug=0A=0A-- =0A=0A=C2=A0=C2=A0=C2=A0 Nothin' e= ver doesn't change, but nothin' changes much.=0A=C2=A0=C2=A0=C2=A0 =C2=A0= =C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 -- OK Go=0A=0A=C2=A0=C2=A0=C2=A0 Breadth of= IT experience, and depth of knowledge in the DNS.=0A=C2=A0=C2=A0=C2=A0 You= rs for the right price.=C2=A0 :)=C2=A0 http://SupersetSolutions.com/=0A=0A_= ______________________________________________=0Afreebsd-emulation@freebsd.= org mailing list=0Ahttp://lists.freebsd.org/mailman/listinfo/freebsd-emulat= ion=0ATo unsubscribe, send any mail to "freebsd-emulation-unsubscribe@freeb= sd.org"
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