Re: [Xen-users] Re: [Xen-devel] Scrubbing free ram

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Fri, Apr 23, 2010 at 07:28:49AM +0000, ilish ilish wrote:
>    Hi again,
>    Thank you very much. First there is no specific reason for
>    using 2.6.29-xen-r4. And I will try lspci -v, and send you the output of
>    that.
>    By the way I am new in this area and actually do not know pvops dom0
>    kernel is. Is this a specific kernel version?

pvops dom0 is the default dom0 kernel in Xen 4.0.0.

See these wiki pages:
        - http://wiki.xensource.com/xenwiki/Xen4.0
        - http://wiki.xensource.com/xenwiki/XenDom0Kernels
        - http://wiki.xensource.com/xenwiki/XenParavirtOps

-- Pasi

>    Ilhan
>    > Date: Fri, 23 Apr 2010 10:03:05 +0300
>    > From: pasik@xxxxxx
>    > To: ilishim@xxxxxxxxxxx
>    > CC: xen-users@xxxxxxxxxxxxxxxxxxx
>    > Subject: Re: [Xen-users] Re: [Xen-devel] Scrubbing free ram
>    >
>    > On Fri, Apr 23, 2010 at 06:52:42AM +0000, ilish ilish wrote:
>    > > Hi Pasi,
>    > > Thank you very much for your concern about my issue. After sending
>    email
>    > > to xen-devel, I switch to Debian 5 to install Xen, I do not have any
>    > > problems but I am still very curious about the problem. Since I
>    installed
>    > > Debian now, I just ha! ve this part of my grub.conf entry:
>    > > title pv_ops dom0-test (2.6.29) with serial console
>    > > root (hd0,2)
>    > > kernel /boot/xen-4.0.0-rc6.gz dom0_mem=1024M loglvl=all
>    > > guest_loglvl=all sync_console console_to_ring com1=115200,8n1
>    console=com1
>    > > lapic=debug apic_verbosity=debug apic=debug iommu=off
>    > > module /boot/vmlinuz-2.6.29-xen-r4 ro
>    > > root=UUID=e173017f-7b9a-4111-acf7-b9f0d02a8936 console=hvc0
>    > > earlyprintk=xen nomodeset! initcall_debug debug loglevel=10
>    > > module /boot/initrd-2.6.29-xen-r4.img
>    > > Could you please help me about my issue?
>    >
>    >
>    > Please update to 4.0.0 final, or even 4.0.1-rc version..
>    > many bugs fixed after 4.0.0-rc6.
>    >
>    > > I also want to ask you something about Debian 5+Xen 4.0 . I booted
>    with
>    > > Xen in my Debian installe! d machine. However there is a problem about
>    the
>    > > eth0. Xen 4.0 did not recognize my eth0. I do not know what to do
>    about
>    > > this. Do you have any idea about this?
>    > > Thank you again very much for your time and help.
>    > >
>    >
>    > Xen doesn't have drivers for hardware/nics. It's the Linux dom0 kernel
>    that has the NIC driver.
>    > Does "lspci -v" list the nic (when booted to Xen dom0)?
>    >
>    > Also please paste your dmesg.
>    >
>    > Also is there a specific reason you're using 2.6.29-xen-r4 (xenlinux)
>    kernel
>    > instead of the pvops dom0 kernel?
>    >
>    > -- Pasi
>    >
>    > > Ilhan
>    > > > Date: Fri, 23 Apr 2010 09:14:12 +0300
>    > > > From: pasik@xxxxxx
>    > > > To: ilishim@xxxxxxxxxxx
>    > > > CC: xen-devel@xxxxxxxxxxxxxxxxxxx; xen-users@xxxxxxxxxxxxxxxxxxx
>    > > > Subject: [Xen-users] Re: [Xen-devel] Scrubbing free ram
>    > > >
>    > > > On Thu, Apr 22, 2010 a! t 09:54:30PM +0000, ilish ilish wrote:
>    > > > > Hi everyone,
>    > > > >
>    > > > > I am working on a project whose goal is evaluating the pe!
>    rformance
>    > > of the
>    > > > > vTPM Manager. For this project I am using Xen 4.1, Kernel
>    2.6.31.13
>    > > with
>    > > > > Fedora11. I I finished all installation and configuration parts.
>    Now I
>    > > > > need to boot the system with Xen but while booting, it is freezing
>    at
>    > > the
>    > > > > step "scrubbing free ram". What can be cause this problem and how
>    can
>    > > I
>    > > > > figure it out? I really appreciate if you can help me.
>    > > > >
>    > > >
>    > > > Please paste your grub.conf.
>    > > >
>    > > > Also please check this wiki page:
>    > > > http://wiki.xensource.com/xenwiki/XenSerialConsol! e
>    > > >
>    > > > and:
>    > > > http://wiki.xensource.com/xenwiki/XenParavirtOps
>    > > >
>    > > > -- Pasi
>    > > >
>    > > >
>    >
> 
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