Hello Teo,
      
       Are you sure the path in your grub menu is correct ?
      
 Shouldn't you add /boot infront of vmlinuz and initrd ?
      
      
 Regards,
      
      
 Sander
      
      
 Thursday, July 23, 2009, 6:13:02 PM, you wrote:
      
      
 > Hi!!!
      
      
 > I have managed to install CentOS 4.7 paravirtualized guest 
on Xen Dom 0
      
 > Jeremy Fitzhardinge's pv_ops kernel successfully. Please 
see screenshots
      
 > here:
      
 > 
 
http://teo-en-ming-aka-zhang-enming.blogspot.com/2009/07/creating-centos-47-32-bit.html
      
       > However, after installation of CentOS 4.7 PV, I can't 
start the guest
      
 > domain.
      
      
 > I have tried to mount/access the CentOS 4.7 guest disk 
image file and found
      
 > out that xenU (xen-aware) kernel and initial ramdisk 
images were installed.
      
 > PV Guest GRUB was also configured to boot the xenU kernel. 
Please see
      
 > screenshot:
      
 > 
 
http://1.bp.blogspot.com/_zzjv8MCM2sk/SmiMcYsFzAI/AAAAAAAAACk/rYxOFDHuD00/s1600-h/xen18.jpeg
      
       > My CentOS 4.7 PV guest domain configuration is as follows: 
 
      
 > 
 
http://3.bp.blogspot.com/_zzjv8MCM2sk/SmiMcrnOfEI/AAAAAAAAACs/s-xguFnf25U/s1600-h/xen19.jpeg
      
       > Any idea why I can't start the CentOS 4.7 PV guest after 
installation? Is
      
 > the guest domain configuration correct/sufficient? Please 
advise.
      
      
 > Thank you!!!
      
      
 > Mr. Teo En Ming (Zhang Enming) Dip(Mechatronics 
Engineering)
      
 > BEng(Hons)(Mechanical Engineering)
      
      
 > Technical Support Engineer
      
      
 > Information Technology Department
      
 >  
      
 > Asiasoft Online Pte Ltd
      
 >  
      
 > Tampines Central 1 #04-01 Tampines Plaza
      
 >  
      
 > Singapore 529541
      
      
 > Republic of Singapore
      
 >  
      
 > Mobile Phone: +65-9648-9798
      
 >  
      
 > MSN: teoenming@xxxxxxxxxxx
      
      
      
 > -----Original Message-----
      
      
 > From: "Teo En Ming" <enming.teo@xxxxxxxxxxxxxxx>
      
      
 > To: "Pasi Kärkkäinen" <pasik@xxxxxx>
      
      
 > Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, 
jeremy.fitzhardinge@xxxxxxxxxx
      
      
 > Date: Thu, 23 Jul 2009 19:52:23 +0800
      
      
 > Subject: Re: [Xen-devel] Unable to Configure Xen Dom 0 in 
Jeremy's PVOPS
      
 > Kernel
      
      
      
      
      
 > Dear Pasi,
      
      
      
      
 > Thank you!!!
      
      
      
      
 > I am now creating a virtual harddisk for my Xen virtual 
machine.
      
 > Creating a 146 GB virtual harddisk:
      
      
      
      
 > # dd if=/dev/zero of=/home/enming/ga-nfs.img bs=1M 
count=149504
      
      
      
      
 > I am going to run CentOS 4.7 32-bit linux on it!
      
      
 > Mr. Teo En Ming (Zhang Enming) Dip(Mechatronics 
Engineering)
      
 > BEng(Hons)(Mechanical Engineering)
      
      
 > Technical Support Engineer
      
      
 > Information Technology Department
      
 >  
      
 > Asiasoft Online Pte Ltd
      
 >  
      
 > Tampines Central 1 #04-01 Tampines Plaza
      
 >  
      
 > Singapore 529541
      
      
 > Republic of Singapore
      
 >  
      
 > Mobile Phone: +65-9648-9798
      
 >  
      
 > MSN: teoenming@xxxxxxxxxxx
      
      
      
      
 > -----Original
      
 > Message-----
      
 >  
      
 >  From: Pasi Kärkkäinen <pasik@xxxxxx>
      
 >  
      
 >  To: Teo En Ming <enming.teo@xxxxxxxxxxxxxxx>
      
 >  
      
 >  Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, 
jeremy.fitzhardinge@xxxxxxxxxx
      
 >  
      
 >  Date: Thu, 23 Jul 2009 13:41:28 +0300
      
 >  
      
 >  Subject: Re: [Xen-devel] Unable to Configure Xen Dom 
0 in Jeremy's
      
 > PVOPS Kernel
      
 >  
      
      
 >  
      
      
 >  
      
 > On Thu, Jul 23,
      
 > 2009 at 06:25:33PM +0800, Teo En Ming wrote:
      
 >    
      
  >> Dear Pasi,
      
 >    
      
  >>
      
 >    
      
  >> I ran "mount /proc/xen" manually *after* the 
system booted
      
 > up, it read
      
 >    
      
  >> /etc/fstab, and mounted /proc/xen 
successfully!!!
      
 >    
      
  >>
      
 >    
      
  >> Please see the last line of the following 
"mount" output:
      
 >    
      
  >>
      
 >    
      
  >> /dev/sda2 on / type ext3 (rw,acl,user_xattr)
      
 >    
      
  >> /proc on /proc type proc (rw)
      
 >    
      
  >> sysfs on /sys type sysfs (rw)
      
 >    
      
  >> debugfs on /sys/kernel/debug type debugfs (rw)
      
 >    
      
  >> udev on /dev type tmpfs (rw)
      
 >    
      
  >> devpts on /dev/pts type devpts 
(rw,mode=0620,gid=5)
      
 >    
      
  >> /dev/sda3 on /home type ext3 (rw,acl,user_xattr)
      
 >    
      
  >> fusectl on /sys/fs/fuse/connections type fusectl 
(rw)
      
 >    
      
  >> none on /proc/sys/fs/binfmt_misc type 
binfmt_misc (rw)
      
 >    
      
  >> gvfs-fuse-daemon on /home/enming/.gvfs type
      
 > fuse.gvfs-fuse-daemon
      
 >    
      
  >> (rw,nosuid,nodev,user=enming)
      
 >    
      
  >> none on /proc/xen type xenfs (rw)
      
 >    
      
  >>
      
 >    
      
      
 >    
      
 >  Yep, now it's mounted :)
      
 >    
      
      
 >    
      
  >> It is very strange that the system did not mount 
/proc/xen
      
 > automatically as
      
 >    
      
  >> indicated in /etc/fstab during bootup.
      
 >    
      
  >>
      
 >    
      
      
 >    
      
 >  Indeed.
      
 >    
      
      
 >    
      
  >> Now I am able to start xend daemon. Please see
      
 >    
      
  >>
      
 > 
 
http://2.bp.blogspot.com/_zzjv8MCM2sk/Smg7pKoH_JI/AAAAAAAAABU/TVkqEEyLzYQ/s1600-h/xen08.jpeg
       > [
 
http://2.bp.blogspot.com/_zzjv8MCM2sk/Smg7pKoH_JI/AAAAAAAAABU/TVkqEEyLzYQ/s1600-h/xen08.jpeg
 ]
      
      
 >    
      
  >>
      
 >    
      
  >> And I can see domain 0 using the "xm list" 
command already!
      
 >    
      
  >>
      
 >    
      
      
 >    
      
 >  Congrats! :)
      
 >    
      
      
 >    
      
  >> Any ideas how to make /proc/xen automatically 
mounted while
      
 > booting? I
      
 >    
      
  >> thought I already have the xenfs entry in 
/etc/fstab.
      
 >    
      
  >>
      
 >    
      
  >> /dev/disk/by-id/ata-ST3320620AS_9QF97Q42-part1 
swap  
      
 >               swap 
   
      
 >    
      
  >>   defaults         
   
      
 >  0 0
      
 >    
      
  >> /dev/disk/by-id/ata-ST3320620AS_9QF97Q42-part2 / 
 
      
 >                 
 ext3  
      
 >  
      
 >    
      
  >>   acl,user_xattr       
 1 1
      
 >    
      
  >> /dev/disk/by-id/ata-ST3320620AS_9QF97Q42-part3 
/home  
      
 >              ext3 
   
      
 >    
      
  >>   acl,user_xattr       
 1 2
      
 >    
      
  >> proc             
   
      
 > /proc               
 proc  
      
 >     defaults           
   0
      
 >    
      
  >> 0
      
 >    
      
  >> sysfs             
 
      
 >  /sys             
    sysfs
      
 >      noauto         
     
      
 >  0
      
 >    
      
  >> 0
      
 >    
      
  >> debugfs           
 
      
 >  /sys/kernel/debug    debugfs   
 noauto  
      
 >              0
      
 >    
      
  >> 0
      
 >    
      
  >> devpts             
 
      
 > /dev/pts             devpts 
   
      
 > mode=0620,gid=5       0
      
 >    
      
  >> 0
      
 >    
      
  >> none             
   
      
 > /proc/xen            xenfs 
   
      
 >  defaults             
 0
      
 >    
      
  >> 0
      
 >    
      
  >>
      
 >    
      
  >> Seems the initscripts did not attempt to mount 
/proc/xen
      
 > during system
      
 >    
      
  >> startup.
      
 >    
      
  >>
      
 >    
      
      
 >    
      
 >  That's weird.. it should be mounted automatically 
when it's in
      
 > fstab.
      
 >    
      
 >  Maybe it's because sysfs /sys is 'noauto'? Try to 
change that to
      
 > 'defaults'.
      
 >    
      
      
 >    
      
  >> Or should I put "mount /proc/xen" in 
/etc/rc.local?
      
 >    
      
  >>
      
 >    
      
      
 >    
      
 >  That shouldn't be necessary.
      
 >    
      
      
 >    
      
 >  -- Pasi
      
 >    
      
      
 >    
      
 >  _______________________________________________
      
 >    
      
 >  Xen-devel mailing list
      
 >    
      
 >  Xen-devel@xxxxxxxxxxxxxxxxxxx
      
 >    
      
 >  
http://lists.xensource.com/xen-devel
       > [
http://lists.xensource.com/xen-devel]
      
      
      
      
 --
      
 Best regards,
      
  Sander               
             mailto:linux@xxxxxxxxxxxxxx
      
      
      
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