Re: [Xen-users] Xen and VMware Workstation

["Rommel M. Martinez" <ebzzry@xxxxxxxxx>]

On Sun, Mar 14, 2010 at 10:44 PM, Rommel M. Martinez <ebzzry@xxxxxxxxx> wrote:
> On Sun, Mar 14, 2010 at 10:12 PM, Pasi KÃrkkÃinen <pasik@xxxxxx> wrote:
>> On Sun, Mar 14, 2010 at 09:52:02PM +0800, Rommel M. Martinez wrote:
>>> Hi! I want to run a Xen Dom0 (and DomUs) inside VMware Workstation. I
>>> used Debian for this and had the Xen-related packages installed with
>>> it. When I booted the VM using the Xen kernel, I get the following
>>> message from VMware Workstation:
>>>
>>> ÂA virtual CPU has entered the shutdown state. This would have caused a
>>> Âphysical machine to restart. This can be caused by an incorrect
>>> Âconfiguration of the virtual machine, a bug in the operating system or
>>> Âa problem in the VMware Workstation software. Press OK to restart the
>>> Âvirtual machine or Cancel to power off the virtual machine.
>>>
>>> 1- What could be causing this?
>>
>> If your grub configuration is correct, it could be Xen or dom0 kernel
>> is crashing.
>
> The entire grub configuration:
>
> ----------------------------------------------------------------------
> # menu.lst - See: grub(8), info grub, update-grub(8)
> # Â Â Â Â Â Âgrub-install(8), grub-floppy(8),
> # Â Â Â Â Â Âgrub-md5-crypt, /usr/share/doc/grub
> # Â Â Â Â Â Âand /usr/share/doc/grub-legacy-doc/.
>
> ## default num
> # Set the default entry to the entry number NUM. Numbering starts from 0, and
> # the entry number 0 is the default if the command is not used.
> #
> # You can specify 'saved' instead of a number. In this case, the default entry
> # is the entry saved with the command 'savedefault'.
> # WARNING: If you are using dmraid do not change this entry to 'saved' or your
> # array will desync and will not let you boot your system.
> default     0
>
> ## timeout sec
> # Set a timeout, in SEC seconds, before automatically booting the default 
> entry
> # (normally the first entry defined).
> timeout     5
>
> # Pretty colours
> color cyan/blue white/blue
>
> ## password ['--md5'] passwd
> # If used in the first section of a menu file, disable all interactive editing
> # control (menu entry editor and command-line) Âand entries protected by the
> # command 'lock'
> # e.g. password topsecret
> # Â Â Âpassword --md5 $1$gLhU0/$aW78kHK1QfV3P2b2znUoe/
> # password topsecret
>
> #
> # examples
> #
> # title     Windows 95/98/NT/2000
> # root     Â(hd0,0)
> # makeactive
> # chainloader  +1
> #
> # title     Linux
> # root     Â(hd0,1)
> # kernel    Â/vmlinuz root=/dev/hda2 ro
> #
>
> #
> # Put static boot stanzas before and/or after AUTOMAGIC KERNEL LIST
>
> ### BEGIN AUTOMAGIC KERNELS LIST
> ## lines between the AUTOMAGIC KERNELS LIST markers will be modified
> ## by the debian update-grub script except for the default options below
>
> ## DO NOT UNCOMMENT THEM, Just edit them to your needs
>
> ## ## Start Default Options ##
> ## default kernel options
> ## default kernel options for automagic boot options
> ## If you want special options for specific kernels use kopt_x_y_z
> ## where x.y.z is kernel version. Minor versions can be omitted.
> ## e.g. kopt=root=/dev/hda1 ro
> ## Â Â Âkopt_2_6_8=root=/dev/hdc1 ro
> ## Â Â Âkopt_2_6_8_2_686=root=/dev/hdc2 ro
> # kopt=root=/dev/sda1 ro
>
> ## default grub root device
> ## e.g. groot=(hd0,0)
> # groot=(hd0,0)
>
> ## should update-grub create alternative automagic boot options
> ## e.g. alternative=true
> ## Â Â Âalternative=false
> # alternative=true
>
> ## should update-grub lock alternative automagic boot options
> ## e.g. lockalternative=true
> ## Â Â Âlockalternative=false
> # lockalternative=false
>
> ## additional options to use with the default boot option, but not with the
> ## alternatives
> ## e.g. defoptions=vga=791 resume=/dev/hda5
> # defoptions=quiet
>
> ## should update-grub lock old automagic boot options
> ## e.g. lockold=false
> ## Â Â Âlockold=true
> # lockold=false
>
> ## Xen hypervisor options to use with the default Xen boot option
> # xenhopt=
>
> ## Xen Linux kernel options to use with the default Xen boot option
> # xenkopt=console=tty0
>
> ## altoption boot targets option
> ## multiple altoptions lines are allowed
> ## e.g. altoptions=(extra menu suffix) extra boot options
> ## Â Â Âaltoptions=(single-user) single
> # altoptions=(single-user mode) single
>
> ## controls how many kernels should be put into the menu.lst
> ## only counts the first occurence of a kernel, not the
> ## alternative kernel options
> ## e.g. howmany=all
> ## Â Â Âhowmany=7
> # howmany=all
>
> ## should update-grub create memtest86 boot option
> ## e.g. memtest86=true
> ## Â Â Âmemtest86=false
> # memtest86=true
>
> ## should update-grub adjust the value of the default booted system
> ## can be true or false
> # updatedefaultentry=false
>
> ## should update-grub add savedefault to the default options
> ## can be true or false
> # savedefault=false
>
> ## ## End Default Options ##
>
> title      Xen 3.2-1-i386 / Debian GNU/Linux, kernel 2.6.26-2-xen-686
> root      Â(hd0,0)
> kernel     Â/boot/xen-3.2-1-i386.gz
> module     Â/boot/vmlinuz-2.6.26-2-xen-686 root=/dev/sda1 ro console=tty0
> module     Â/boot/initrd.img-2.6.26-2-xen-686
>
> title      Debian GNU/Linux, kernel 2.6.26-2-xen-686
> root      Â(hd0,0)
> kernel     Â/boot/vmlinuz-2.6.26-2-xen-686 root=/dev/sda1 ro quiet
> initrd     Â/boot/initrd.img-2.6.26-2-xen-686
>
> title      Debian GNU/Linux, kernel 2.6.26-2-xen-686 (single-user mode)
> root      Â(hd0,0)
> kernel     Â/boot/vmlinuz-2.6.26-2-xen-686 root=/dev/sda1 ro single
> initrd     Â/boot/initrd.img-2.6.26-2-xen-686
>
> title      Debian GNU/Linux, kernel 2.6.26-2-openvz-686
> root      Â(hd0,0)
> kernel     Â/boot/vmlinuz-2.6.26-2-openvz-686 root=/dev/sda1 ro quiet
> initrd     Â/boot/initrd.img-2.6.26-2-openvz-686
>
> title      Debian GNU/Linux, kernel 2.6.26-2-openvz-686 (single-user 
> mode)
> root      Â(hd0,0)
> kernel     Â/boot/vmlinuz-2.6.26-2-openvz-686 root=/dev/sda1 ro single
> initrd     Â/boot/initrd.img-2.6.26-2-openvz-686
>
> title      Debian GNU/Linux, kernel 2.6.26-2-686
> root      Â(hd0,0)
> kernel     Â/boot/vmlinuz-2.6.26-2-686 root=/dev/sda1 ro quiet
> initrd     Â/boot/initrd.img-2.6.26-2-686
>
> title      Debian GNU/Linux, kernel 2.6.26-2-686 (single-user mode)
> root      Â(hd0,0)
> kernel     Â/boot/vmlinuz-2.6.26-2-686 root=/dev/sda1 ro single
> initrd     Â/boot/initrd.img-2.6.26-2-686
>
> ### END DEBIAN AUTOMAGIC KERNELS LIST
> ----------------------------------------------------------------------
>
>>
>>> 2- Are there things that I need to tweak to make things work?
>>
>> You shouldn't need anything special.. you could try pci=nomsi for the dom0 
>> kernel,
>> maybe that helps.
>>
>>> 3- I currently have limited access to extra physical machines that's
>>> Â why I'm using a solution like VMware Workstation
>>> 4- The VM boots well using the vanilla kernel and other kernels (e.g.,
>>> Â OpenVZ).
>>> 5- Does this have anything to do with Xen's compatibility with VMware
>>> Â Workstation?
>>>
>>
>> Difficult to say which one is to blame.
>> Would be good to see the actual console output to see what's wrong!
>
> The boot sequence:
>
> http://www.youtube.com/watch?v=1u33eHlzIPY
>
>>
>> -- Pasi
>>
>>
>
>
>
> --
> Rommel M. Martinez
> http://www.bespin.org/~ebzzry
>

As an experiment, I made a new VM using Debian 64-bit and had Xen
installed with it. The system was able to boot completely but the
performance of this VM is horribly slow. Any hints?

The video of the boot sequence can be at:
http://www.youtube.com/watch?v=hvo6frJKuP0



-- 
Rommel M. Martinez
http://www.bespin.org/~ebzzry

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