From mboxrd@z Thu Jan 1 00:00:00 1970 From: kishore kumar Subject: Re: Starting xend: grep: /proc/xen/capabilities: No such file or directory Date: Tue, 23 Mar 2010 13:11:14 -0700 Message-ID: <9f975f341003231311o3d60501eg259c6724451cd738@mail.gmail.com> References: <9f975f341003221700s518b6a43yd4ceeb628ef3dcc4@mail.gmail.com> <20100323072310.GB1878@reaktio.net> <9f975f341003231243g4dfb12ffn1ca428c8fc22379c@mail.gmail.com> <20100323195113.GX1878@reaktio.net> <9f975f341003231304x54120858lf1a7d878bfcdfe2d@mail.gmail.com> <20100323200558.GA1878@reaktio.net> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0796916993==" Return-path: In-Reply-To: <20100323200558.GA1878@reaktio.net> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-users-bounces@lists.xensource.com Errors-To: xen-users-bounces@lists.xensource.com To: =?ISO-8859-1?Q?Pasi_K=E4rkk=E4inen?= Cc: xen-devel@lists.xensource.com, xen-users@lists.xensource.com List-Id: xen-devel@lists.xenproject.org --===============0796916993== Content-Type: multipart/alternative; boundary=0016e646086860e0e304827d6aed --0016e646086860e0e304827d6aed Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Yes. I see below in /proc/xen after mount capabilities privcmd xenbus xsd_kva xsd_port. On Tue, Mar 23, 2010 at 1:05 PM, Pasi K=E4rkk=E4inen wrote: > On Tue, Mar 23, 2010 at 01:04:34PM -0700, kishore kumar wrote: > > attached is the screen shot. > > > > I did > > cd /lib/modules/[1]2.6.32.10/kernel/drivers/xen > > modprobe xen-evtchn > > > > and then did > > > > mount -t xenfs none /proc/xen. > > > > But still the same problem. > > > > Does the mount succeed? Is there anything under /proc/xen? > > -- Pasi > > > On Tue, Mar 23, 2010 at 12:51 PM, Pasi K=E4rkk=E4inen <[2]pasik@iki.= fi> > wrote: > > > > On Tue, Mar 23, 2010 at 12:43:16PM -0700, kishore kumar wrote: > > > I have the Xen 3.4.3.rc4 installed alone with > > > > > > make xen > > > > > > make stubdom, > > > > > > make tools > > > > > > make install-xen > > > make install-tools > > > make install-stubdom > > > > > > > > > and pulled dom 0 kernel from > > > > > > git clone > > git://[1][3]git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git > > > and compiled the kernel. > > > > > > modified the grub.conf as below > > > > > > title xen/pvops (2.6.32.10) > > > root (hd0,0) > > > kernel /xen.gz loglvl=3Dall guest_loglvl=3Dall sync_con= sole > > > console_to_ring com1=3D115200,8n1 console=3Dvga,com1 lapic=3D= debug > > > apic_verbosity=3Ddebug apic=3Ddebug iommu=3D1 msi=3D1 > > > module /vmlinuz-2.6.32.10 ro > root=3D/dev/VolGroup01/LogVol00 > > > console=3Dhvc0 earlyprintk=3Dxen nomodeset initcall_debug deb= ug > > loglevel=3D10 > > > module /initrd-2.6.32.10.img > > > > > > and rebooted the machine. I hope this is a Xen+ dom0. Please > > correct me > > > if I am wrong here. > > > > > > After reboot I see > > > Starting xend: grep: /proc/xen/capabilities: No such file or > > directory > > > > > > I added none /proc/xen xenfs defaults 0 0 in /etc/fstab file > and > > > rebooted. still the same problem. > > > > > > Is there anything else that needs to be done? > > > > > > > So is that version of xend automatically loading xen-evtchn.ko > driver > > module? > > Try loading the module with "modprobe xen-evtchn" and then try > mounting > > the /proc/xen. > > > Am I booted with Xen+dom0 or just the linux kernel? > > > > > > > Most probably to Xen+dom0, if you chose the grub entry you pasted > above. > > > > -- Pasi > > > My uname -a is > > > > > > Linux localhost.localdomain 2.6.32.10 > > > > > > Thanks > > > > > > > > > On Tue, Mar 23, 2010 at 12:23 AM, Pasi K=E4rkk=E4inen > > <[2][4]pasik@iki.fi> wrote: > > > > > > On Mon, Mar 22, 2010 at 05:00:41PM -0700, kishore kumar > wrote: > > > > Hi all, > > > > > > > > I see the below message after I install xen3.4.3-rc4 a= nd > > pvops dom > > > 0 > > > > kernel 2.6.32.10 and reboot the machine. > > > > > > > > Starting xend: grep: /proc/xen/capabilities: No such > file > > or > > > directory > > > > > > > > I did below steps too. > > > > > > > > step 1: insmod xen-evtchn.ko > > > > step 2: Added none /proc/xen xenfs defaults 0 0 in > > /etc/fstab > > > file. > > > > > > > > Is there something that I am missing here? > > > > > > Well then actually mount /proc/xen :) > > > (or reboot). > > > > > > Also did you verify you've actually rebooted to Xen+dom0? > > > -- Pasi > > > > > > References > > > > > > Visible links > > > 1. [5] > http://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git > > > 2. mailto:[6]pasik@iki.fi > > > > References > > > > Visible links > > 1. http://2.6.32.10/kernel/drivers/xen > > 2. mailto:pasik@iki.fi > > 3. http://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git > > 4. mailto:pasik@iki.fi > > 5. http://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git > > 6. mailto:pasik@iki.fi > > > --0016e646086860e0e304827d6aed Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable
Yes.=A0 I see below in /proc/xen after mount
=A0
capabilities
privcmd
xenbus
xsd_kva
xsd_port.

On Tue, Mar 23, 2010 at 1:05 PM, Pasi K=E4rkk=E4= inen <pasik@iki.fi= > wrote:
On Tue, Mar 23, 2010 at 01:04:34PM -0700, kishore kumar w= rote:
> =A0 =A0attached is the screen shot.
>
> =A0 =A0I = did
> =A0 =A0cd /lib/modules/[1]2.6.32.10/kernel/drivers/xen
> =A0 =A0 =A0modprobe xen-evtchn
>
> =A0 = =A0and then did
>
> =A0 =A0mount -t xenfs none =A0/proc/xen.>
> =A0 =A0But still the same problem.
>

Does = the mount succeed? Is there anything under /proc/xen?

-- Pasi

> =A0 =A0On Tue, Mar 23, 2010 at 12:51 PM, Pasi K= =E4rkk=E4inen <[2]pasik@iki.fi> w= rote:
>
> =A0 =A0 =A0On Tue, Mar 23, 2010 at 12:43:16PM -0700, = kishore kumar wrote:
> =A0 =A0 =A0> =A0 =A0I have the Xen 3.4.3.rc4 installed alone with> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0make xen
> =A0 = =A0 =A0>
> =A0 =A0 =A0> =A0 =A0make stubdom,
> =A0 =A0 = =A0>
> =A0 =A0 =A0> =A0 =A0make tools
> =A0 =A0 =A0> > =A0 =A0 =A0> =A0 =A0make install-xen
> =A0 =A0 =A0> =A0 = =A0make install-tools
> =A0 =A0 =A0> =A0 =A0make install-stubdom> =A0 =A0 =A0>
> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 = =A0and pulled dom 0 kernel from
> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0git clone
> =A0 =A0 =A0git://[1][3]= git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git=
> =A0 =A0 =A0> =A0 =A0and compiled the kernel.
&= gt; =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0modified the grub.conf a= s below
> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0title =A0 = =A0 =A0 xen/pvops (2.6.32.10)
> =A0 =A0 =A0> =A0 =A0root =A0 =A0 = =A0 =A0 (hd0,0)
> =A0 =A0 =A0> =A0 =A0kernel =A0 =A0 =A0 /xen.gz loglvl=3Dall guest_l= oglvl=3Dall sync_console
> =A0 =A0 =A0> =A0 =A0console_to_ring com= 1=3D115200,8n1 console=3Dvga,com1 lapic=3Ddebug
> =A0 =A0 =A0> =A0= =A0apic_verbosity=3Ddebug apic=3Ddebug iommu=3D1 msi=3D1
> =A0 =A0 =A0> =A0 =A0module =A0 =A0 =A0 /vmlinuz-2.6.32.10 ro root= =3D/dev/VolGroup01/LogVol00
> =A0 =A0 =A0> =A0 =A0console=3Dhvc0 e= arlyprintk=3Dxen nomodeset initcall_debug debug
> =A0 =A0 =A0loglevel= =3D10
> =A0 =A0 =A0> =A0 =A0module =A0 =A0 =A0 /initrd-2.6.32.10.i= mg
> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0and rebooted the machin= e. =A0I hope this is a Xen+ dom0. Please
> =A0 =A0 =A0correct me
&= gt; =A0 =A0 =A0> =A0 =A0if I am wrong here.
> =A0 =A0 =A0>
&= gt; =A0 =A0 =A0> =A0 =A0After reboot I see
> =A0 =A0 =A0> =A0 =A0Starting xend: =A0grep: /proc/xen/capabilities:= No such file or
> =A0 =A0 =A0directory
> =A0 =A0 =A0>
&g= t; =A0 =A0 =A0> =A0 =A0I added none /proc/xen xenfs defaults 0 0 =A0in /= etc/fstab file and
> =A0 =A0 =A0> =A0 =A0rebooted. =A0still the sa= me problem.
> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0Is there anything else = that needs to be done?
> =A0 =A0 =A0>
>
> =A0 =A0 =A0S= o is that version of xend automatically loading xen-evtchn.ko driver
>= ; =A0 =A0 =A0module?
> =A0 =A0 =A0Try loading the module with "m= odprobe xen-evtchn" and then try mounting
> =A0 =A0 =A0the /proc/xen.
> =A0 =A0 =A0> =A0 =A0Am I booted w= ith Xen+dom0 or just the linux kernel?
> =A0 =A0 =A0>
>
&= gt; =A0 =A0 =A0Most probably to Xen+dom0, if you chose the grub entry you p= asted above.
>
> =A0 =A0 =A0-- Pasi
> =A0 =A0 =A0> =A0 =A0My uname -a is
&g= t; =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0Linux localhost.localdoma= in 2.6.32.10
> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0Thanks<= br>> =A0 =A0 =A0>
> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0= =A0On Tue, Mar 23, 2010 at 12:23 AM, Pasi K=E4rkk=E4inen
> =A0 =A0 =A0<[2][4]pasik@iki.fi> wrote:
> =A0 =A0 =A0>
> =A0 =A0 =A0>= ; =A0 =A0 =A0On Mon, Mar 22, 2010 at 05:00:41PM -0700, kishore kumar wrote:=
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0Hi all,
> =A0 =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0>= ; =A0 =A0I see the below message after I install xen3.4.3-rc4 and
> = =A0 =A0 =A0pvops dom
> =A0 =A0 =A0> =A0 =A0 =A00
> =A0 =A0 = =A0> =A0 =A0 =A0> =A0 =A0kernel 2.6.32.10 and reboot the machine.
> =A0 =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0>= ; =A0 =A0Starting xend: =A0grep: /proc/xen/capabilities: No such file
&g= t; =A0 =A0 =A0or
> =A0 =A0 =A0> =A0 =A0 =A0directory
> =A0 = =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0= I did below steps too.
> =A0 =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0>= ; =A0 =A0step 1: =A0insmod xen-evtchn.ko
> =A0 =A0 =A0> =A0 =A0 = =A0> =A0 =A0step 2: Added none /proc/xen xenfs defaults 0 0 =A0in
>= ; =A0 =A0 =A0/etc/fstab
> =A0 =A0 =A0> =A0 =A0 =A0file.
> =A0 =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0>= ; =A0 =A0Is there something that I am missing here?
> =A0 =A0 =A0>=
> =A0 =A0 =A0> =A0 =A0 =A0Well then actually mount /proc/xen :)> =A0 =A0 =A0> =A0 =A0 =A0(or reboot).
> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0Also did you verify you've actually reb= ooted to Xen+dom0?
> =A0 =A0 =A0> =A0 =A0 =A0-- Pasi
> =A0 = =A0 =A0>
> =A0 =A0 =A0> References
> =A0 =A0 =A0>
&= gt; =A0 =A0 =A0> =A0 =A0Visible links
> =A0 =A0 =A0> =A0 =A01. [5]http://git.kernel.org/pu= b/scm/linux/kernel/git/jeremy/xen.git
> =A0 =A0 =A0> =A0 =A02.= mailto:[6]pasik@iki.fi
>
> References
>
> =A0 =A0Visible links
> =A0 = =A01. htt= p://2.6.32.10/kernel/drivers/xen
> =A0 =A02. mailto:pas= ik@iki.fi
> =A0 =A03. http://git.kernel.org/pub/= scm/linux/kernel/git/jeremy/xen.git
> =A0 =A04. mailto:pasik@iki.fi
> =A0 =A05. http://git.kernel.org/pub= /scm/linux/kernel/git/jeremy/xen.git
> =A0 =A06. mailto:pasik@iki.fi



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