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 13:30:29 -0700 Message-ID: <9f975f341003231330v6fa12cd9w4ed92be92b1410df@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> <9f975f341003231311o3d60501eg259c6724451cd738@mail.gmail.com> <20100323201604.GB1878@reaktio.net> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1366383006==" Return-path: In-Reply-To: <20100323201604.GB1878@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 --===============1366383006== Content-Type: multipart/alternative; boundary=0016e6407c743d41c804827daf1a --0016e6407c743d41c804827daf1a Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable cat /proc/xen/capabilities gives me control_d /etc/init.d/xend start gives me mount: xenfs already mounted or /proc/xen busy mount: according to mtab, none is already mounted on /proc/xen /etc/init.d/xend: line53: xend: command not found /etc/init.d/xend: line40: xend: command not found /etc/init.d/xend: line45: xend: command not found On Tue, Mar 23, 2010 at 1:16 PM, Pasi K=E4rkk=E4inen wrote: > On Tue, Mar 23, 2010 at 01:11:14PM -0700, kishore kumar wrote: > > Yes. I see below in /proc/xen after mount > > > > capabilities > > privcmd > > xenbus > > xsd_kva > > xsd_port. > > > > Looks ok.. What does "cat /proc/xen/capabilities" say ? > > Does "/etc/init.d/xend start" work? > > -- Pasi > > > On Tue, Mar 23, 2010 at 1:05 PM, Pasi K=E4rkk=E4inen <[1]pasik@iki.f= i> > 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]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][3]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][4] > 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_console > > > > console_to_ring com1=3D115200,8n1 console=3Dvga,com1 > lapic=3Ddebug > > > > 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_de= bug > debug > > > 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/fst= ab > > 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][5]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 > > and > > > pvops dom > > > > 0 > > > > > kernel 2.6.32.10 and reboot the machine. > > > > > > > > > > Starting xend: grep: /proc/xen/capabilities: N= o > 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][6]http://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.gi= t > > > > 2. mailto:[6][7]pasik@iki.fi > > > > > > References > > > > > > Visible links > > > 1. [8]http://2.6.32.10/kernel/drivers/xen > > > 2. mailto:[9]pasik@iki.fi > > > 3. > > [10]http://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git > > > 4. mailto:[11]pasik@iki.fi > > > 5. > > [12]http://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git > > > 6. mailto:[13]pasik@iki.fi > > > > References > > > > Visible links > > 1. mailto:pasik@iki.fi > > 2. http://2.6.32.10/kernel/drivers/xen > > 3. mailto:pasik@iki.fi > > 4. http://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git > > 5. mailto:pasik@iki.fi > > 6. http://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git > > 7. mailto:pasik@iki.fi > > 8. http://2.6.32.10/kernel/drivers/xen > > 9. mailto:pasik@iki.fi > > 10. http://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git > > 11. mailto:pasik@iki.fi > > 12. http://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git > > 13. mailto:pasik@iki.fi > --0016e6407c743d41c804827daf1a Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable
cat /proc/xen/capabilities gives me
=A0
control_d
/etc/init.d/xend start=A0 gives me
=A0
mount: xenfs already mounted or /proc/xen busy
mount: according to mtab, none is already mounted on /proc/xen
/etc/init.d/xend: line53: xend: command not found
/etc/init.d/xend: line40: xend: command not found
/etc/init.d/xend: line45: xend: command not found
On Tue, Mar 23, 2010 at 1:16 PM, Pasi K=E4rkk=E4= inen <pasik@iki.fi= > wrote:
On Tue, Mar 23, 2010 at 01:11:14PM -0700, kishore kumar w= rote:
> =A0 =A0Yes. =A0I see below in /proc/xen after mount
>> =A0 =A0capabilities
> =A0 =A0privcmd
> =A0 =A0xenbus
= > =A0 =A0xsd_kva
> =A0 =A0xsd_port.
>

Looks ok.. What does "cat /= proc/xen/capabilities" say ?

Does "/etc/init.d/xend start&= quot; work?

-- Pasi

> =A0 =A0On Tue, Mar 23, 2010 at 1:05 PM, Pasi K= =E4rkk=E4inen <[1]pasik@iki.fi> w= rote:
>
> =A0 =A0 =A0On Tue, Mar 23, 2010 at 01:04:34PM -0700, = kishore kumar wrote:
> =A0 =A0 =A0> =A0 =A0attached is the screen shot.
> =A0 =A0 = =A0>
> =A0 =A0 =A0> =A0 =A0I did
> =A0 =A0 =A0> = =A0 =A0cd /lib/modules/[1][2]2.6.32.10/kernel/drivers/xen
> =A0 =A0 =A0> =A0 =A0 =A0modprobe xen-evtchn
&g= t; =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0and then did
> =A0 = =A0 =A0>
> =A0 =A0 =A0> =A0 =A0mount -t xenfs none =A0/proc/xen= .
> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0But still the same= problem.
> =A0 =A0 =A0>
>
> =A0 =A0 =A0Does the mount succeed? Is = there anything under /proc/xen?
>
> =A0 =A0 =A0-- Pasi
> = =A0 =A0 =A0> =A0 =A0On Tue, Mar 23, 2010 at 12:51 PM, Pasi K=E4rkk=E4ine= n
> =A0 =A0 =A0<[2][3]pasik@iki.fi> wrote:
> =A0 =A0 =A0>
> =A0 =A0 =A0>= ; =A0 =A0 =A0On Tue, Mar 23, 2010 at 12:43:16PM -0700, kishore kumar wrote:=
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0I have the Xen 3.4.3.rc4 in= stalled alone with
> =A0 =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0>= ; =A0 =A0make xen
> =A0 =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 = =A0> =A0 =A0 =A0> =A0 =A0make stubdom,
> =A0 =A0 =A0> =A0 = =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0make tools
&g= t; =A0 =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0make install-xen
> =A0 = =A0 =A0> =A0 =A0 =A0> =A0 =A0make install-tools
> =A0 =A0 =A0&g= t; =A0 =A0 =A0> =A0 =A0make install-stubdom
> =A0 =A0 =A0> =A0 = =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0>= =A0 =A0 =A0> =A0 =A0and pulled dom 0 kernel from
> =A0 =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0>= ; =A0 =A0git clone
> =A0 =A0 =A0>
> =A0 =A0 =A0 git://= [1][3][4]git.kernel.org/pub/scm/linux/kernel/git/jeremy/xe= n.git
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0and compiled = the kernel.
> =A0 =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0>= =A0 =A0 =A0> =A0 =A0modified the grub.conf as below
> =A0 =A0 =A0= > =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0title = =A0 =A0 =A0 xen/pvops (2.6.32.10)
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0root =A0 =A0 =A0 =A0 (hd0,0)> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0kernel =A0 =A0 =A0 /xen.gz log= lvl=3Dall guest_loglvl=3Dall
> =A0 =A0 =A0sync_console
> =A0 = =A0 =A0> =A0 =A0 =A0> =A0 =A0console_to_ring com1=3D115200,8n1 consol= e=3Dvga,com1 lapic=3Ddebug
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0apic_verbosity=3Ddebug apic=3Dd= ebug iommu=3D1 msi=3D1
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0modul= e =A0 =A0 =A0 /vmlinuz-2.6.32.10 ro
> =A0 =A0 =A0root=3D/dev/VolGroup= 01/LogVol00
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0console=3Dhvc0 e= arlyprintk=3Dxen nomodeset initcall_debug debug
> =A0 =A0 =A0> =A0 =A0 =A0loglevel=3D10
> =A0 =A0 =A0> =A0 = =A0 =A0> =A0 =A0module =A0 =A0 =A0 /initrd-2.6.32.10.img
> =A0 =A0= =A0> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0and= rebooted the machine. =A0I hope this is a Xen+ dom0.
> =A0 =A0 =A0Pl= ease
> =A0 =A0 =A0> =A0 =A0 =A0correct me
> =A0 =A0 =A0> =A0 =A0 = =A0> =A0 =A0if I am wrong here.
> =A0 =A0 =A0> =A0 =A0 =A0><= br>> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0After reboot I see
> = =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0Starting xend: =A0grep: /proc/xen/ca= pabilities: No such file
> =A0 =A0 =A0or
> =A0 =A0 =A0> =A0 =A0 =A0directory
> =A0= =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 = =A0I added none /proc/xen xenfs defaults 0 0 =A0in /etc/fstab
> =A0 = =A0 =A0file and
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0rebooted. = =A0still the same problem.
> =A0 =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0>= ; =A0 =A0Is there anything else that needs to be done?
> =A0 =A0 =A0&= gt; =A0 =A0 =A0>
> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0= =A0So is that version of xend automatically loading xen-evtchn.ko
> =A0 =A0 =A0driver
> =A0 =A0 =A0> =A0 =A0 =A0module?
> = =A0 =A0 =A0> =A0 =A0 =A0Try loading the module with "modprobe xen-e= vtchn" and then try
> =A0 =A0 =A0mounting
> =A0 =A0 =A0>= ; =A0 =A0 =A0the /proc/xen.
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0= Am I booted with Xen+dom0 or just the linux kernel?
> =A0 =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0>
> =A0 = =A0 =A0> =A0 =A0 =A0Most probably to Xen+dom0, if you chose the grub ent= ry you pasted
> =A0 =A0 =A0above.
> =A0 =A0 =A0>
> =A0= =A0 =A0> =A0 =A0 =A0-- Pasi
> =A0 =A0 =A0> =A0 =A0 =A0> =A0= =A0My uname -a is
> =A0 =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0>= ; =A0 =A0Linux localhost.localdomain 2.6.32.10
> =A0 =A0 =A0> =A0 = =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0Thanks
> = =A0 =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0>
= > =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0On Tue, Mar 23, 2010 at 12:23 A= M, Pasi K=E4rkk=E4inen
> =A0 =A0 =A0> =A0 =A0 =A0<[2][4][5]pasik@iki.fi> wrote:
> =A0 =A0 =A0> =A0= =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0 =A0On Mon, Mar= 22, 2010 at 05:00:41PM -0700, kishore kumar
> =A0 =A0 =A0wrote:
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0 =A0&= gt; =A0 =A0Hi all,
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0 =A0><= br>> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0I see the be= low message after I install xen3.4.3-rc4
> =A0 =A0 =A0and
> =A0= =A0 =A0> =A0 =A0 =A0pvops dom
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0 =A00
> =A0 =A0 =A0> = =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0kernel 2.6.32.10 and reboot the mach= ine.
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0 =A0>
> =A0 = =A0 =A0> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0Starting xend: =A0grep: = /proc/xen/capabilities: No such
> =A0 =A0 =A0file
> =A0 =A0 =A0> =A0 =A0 =A0or
> =A0 =A0 = =A0> =A0 =A0 =A0> =A0 =A0 =A0directory
> =A0 =A0 =A0> =A0 = =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0= =A0> =A0 =A0I did below steps too.
> =A0 =A0 =A0> =A0 =A0 =A0&= gt; =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0step 1: =A0insm= od xen-evtchn.ko
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0 =A0> = =A0 =A0step 2: Added none /proc/xen xenfs defaults 0 0 =A0in
> =A0 = =A0 =A0> =A0 =A0 =A0/etc/fstab
> =A0 =A0 =A0> =A0 =A0 =A0> = =A0 =A0 =A0file.
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0>= ; =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0Is there something that I am missi= ng here?
> =A0 =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0> = =A0 =A0 =A0> =A0 =A0 =A0Well then actually mount /proc/xen :)
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0 =A0(or reboot).
> =A0 = =A0 =A0> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0= =A0Also did you verify you've actually rebooted to Xen+dom0?
> = =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0 =A0-- Pasi
> =A0 =A0 =A0> = =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0> References
> =A0 =A0 =A0> =A0= =A0 =A0>
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A0Visible links> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A01.
> =A0 = =A0 =A0[5][6]http://git.kernel.org/pub/scm/linux/kernel/gi= t/jeremy/xen.git
> =A0 =A0 =A0> =A0 =A0 =A0> =A0 =A02. mailto:[6][7]pasik@iki.fi
> =A0 =A0 =A0>
> =A0 =A0 = =A0> References
> =A0 =A0 =A0>
> =A0 =A0 =A0> =A0 =A0V= isible links
> =A0 =A0 =A0> =A0 =A01. [8]http://2.6.32.10/kernel/drivers/xe= n
> =A0 =A0 =A0> =A0 =A02. mailto:[9]pa= sik@iki.fi
> =A0 =A0 =A0> =A0 =A03.
> =A0 =A0 =A0[10]http://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git=
> =A0 =A0 =A0> =A0 =A04. mailto:[11]p= asik@iki.fi
> =A0 =A0 =A0> =A0 =A05.
> =A0 =A0 =A0[12]http://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.gi= t
> =A0 =A0 =A0> =A0 =A06. mailto:[13]p= asik@iki.fi
>
> References
>
> =A0 =A0Visible l= inks
> =A0 =A01. mailto:pasik@iki.fi<= /a>
> =A0 =A02. http://2.6.32.10/kernel/drivers/xen
&g= t; =A0 =A03. mailto:pasik@iki.fi
>= ; =A0 =A04. http://git.kernel.org/pub/scm/linux/kernel/git= /jeremy/xen.git
> =A0 =A05. mailto:pasik@iki.fi
&= gt; =A0 =A06. http://git.kernel.org/pub/scm/linux/kernel/g= it/jeremy/xen.git
> =A0 =A07. mailto:pasik@iki.fi
> =A0 =A08. http://2.6.32.10/kernel/drivers/xen
&g= t; =A0 =A09. mailto:pasik@iki.fi
>= ; =A0 10. http://git.kernel.org/pub/scm/linux/kernel/git/j= eremy/xen.git
> =A0 11. mailto:pasik@iki.fi
>= ; =A0 12. http://git.kernel.org/pub/scm/linux/kernel/git/j= eremy/xen.git
> =A0 13. mailto:pasik@iki.fi

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