RE: [Xen-ia64-devel] [FYI] Recipe of build and boot of Xen/IA64

["Magenheimer, Dan (HP Labs Fort Collins)" <dan.magenheimer@xxxxxx>]

Please ignore my silly question. I just need to partition
the disk differently when I (re)install RHEL4.

> -----Original Message-----
> From: Magenheimer, Dan (HP Labs Fort Collins) 
> Sent: Tuesday, December 13, 2005 8:05 AM
> To: 'Akio Takebe'; xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
> Subject: RE: [Xen-ia64-devel] [FYI] Recipe of build and boot 
> of Xen/IA64
> 
> Hi Akio --
> 
> How did you build your (dom0) RHEL4 root disk?  I see you are
> booting using /dev/sda2 as root. The standard
> RHEL4 build process creates an LVM disk as root and the process
> you describe won't work with an LVM root disk.
> 
> Thanks,
> Dan
> 
> > -----Original Message-----
> > From: xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx 
> > [mailto:xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf 
> > Of Akio Takebe
> > Sent: Friday, December 09, 2005 4:13 AM
> > To: xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
> > Subject: [Xen-ia64-devel] [FYI] Recipe of build and boot of Xen/IA64
> > 
> > Hi,
> > 
> > We can boot RHEL4 domU without initrd.
> > I have written the recipe.
> > (Thank you for many advice, everyone :-))
> > 
> > My enviroment is;
> >   Machine  : Tiger4
> >   Dom0 OS  : RHEL4 U2
> >   DomU OS  : RHEL4 U2
> >   changeset: 8241:0255f48b757f
> > 
> > ----------------------------
> > Build xen
> >  1. Download source
> >     # hg clone http://xenbits.xensource.com/ext/xen-ia64-unstable.hg
> > 
> >  2. # make world -j4
> >     
> >  3. make menuconfig in Dom0
> >     # cd linux-2.6.12-xen0
> >     # make menuconfig
> >     CONFIG_IA64_DIG=y
> >     # cd ..
> > 
> >  4. make menuconfig in DomU
> >     # cd linux-2.6.12-xenU
> >     # make menuconfig 
> >             CONFIG_IA64_DIG=y
> >             # CONFIG_EFI_RTC is not set
> >     # cd ..
> > 
> >  5. # make kernels -j4
> > 
> >  6. # make uninstall
> > 
> >  7. # make install-tools
> > 
> >  8. copy kernels and xen
> >     # cp xen/xen.gz /boot/efi/efi/xen/
> >     # cp linux-2.6.12-xen0/vmlinux.gz 
> > /boot/efi/efi/xen/vmlinuz-2.6.12-xen0
> >     # cp linux-2.6.12-xenU/vmlinux.gz /boot/vmlinux-2.6.12-xenU
> > 
> >  9. make initrd for Dom0
> >     # cd linux-2.6.12-xen0/
> >     # make modules_install
> >     # mkinitrd -f /boot/efi/efi/xen/initrd-2.6.12-xen0.img 
> > 2.6.12.6-xen0 --builtin mptbase --builtin mptscsih
> >     # cd ..
> > 
> > ---------------------------------
> > Make OSimg for DomU
> >  1. make file
> >     # dd if=/dev/zero of=/root/rhel4.img bs=1M count=4096
> >     # mke2fs -F -j /root/rhel4.img
> >     # mount -o loop /root/rhel4.img /mnt
> >     # cp -ax /{dev,var,etc,usr,bin,sbin,lib} /mnt
> >     # mkdir /mnt/{root,proc,sys,home,tmp}
> > 
> >  2. modify DomU's fstab
> >     # vi /mnt/etc/fstab 
> >        /dev/hda1   /            ext3    defaults        1 1
> >        none        /dev/pts     devpts  gid=5,mode=620  0 0
> >        none        /dev/shm     tmpfs   defaults        0 0
> >        none        /proc        proc    defaults        0 0
> >        none        /sys         sysfs   defaults        0 0
> > 
> >  3. modify inittab (runlevel and tty)
> >     # vi /mnt/etc/inittab
> >        id:3:initdefault:
> >     # Run gettys in standard runlevels
> >     1:2345:respawn:/sbin/mingetty tty0
> >     #1:2345:respawn:/sbin/mingetty tty1
> >     #2:2345:respawn:/sbin/mingetty tty2
> >     #3:2345:respawn:/sbin/mingetty tty3
> >     #4:2345:respawn:/sbin/mingetty tty4
> >     #5:2345:respawn:/sbin/mingetty tty5
> >     #6:2345:respawn:/sbin/mingetty tty6
> >     
> >  4. add tty0 into /etc/securetty
> >     # vi /mnt/etc/securetty (add tty0)
> >  
> >  5. umount
> >     # umount /mnt
> >     
> > -------------------------------------
> > Boot Xen
> >  1. replace elilo
> >     download from the below
> >     http://elilo.sourceforge.net/cgi-bin/blosxom
> >     
> >  2. modify elilo.conf
> >      prompt
> >      timeout=20
> >      default=xen
> >      relocatable
> >      
> >      image=vmlinuz-2.6.12-xen0
> >              label=xen
> >              vmm=xen-.gz
> >              initrd=initrd-2.6.12-xen0.img
> >              read-only
> >              append="com2=115200,8n1 console=com2 sched=bvt 
> > tbuf_size=128 -- nomca nosmp console=tty0 
> > console=ttyS1,115200,8n1 rhgb root=/dev/sda2"
> >      image=vmlinuz-2.6.9-22.EL
> >              label=linux
> >              initrd=initrd-2.6.9-22.EL.img
> >              read-only
> >              append="rhgb root=/dev/sda2"
> >  3. make config of DomU
> >    # vi /etc/xen/rhel4
> >      kernel = "/boot/vmlinux-2.6.12-xenU"
> >      memory = 384
> >      name = "rhel4"
> >      nics=0
> >      disk = [ 'file:/root/rhel4.img,hda1,w' ]
> >      root = "/dev/hda1 ro"
> >      extra = "3"
> >  
> >  4. After boot xen and dom0, start xend
> >    # /etc/init.d/xend start
> >    ( In the debugging case, # XEND_DEBUG=1 xend trace_start )
> >    
> >  5. start domU
> >    # xm create -c rhel4
> >  
> > Best Regards,
> > 
> > Akio Takebe
> > 
> > _______________________________________________
> > Xen-ia64-devel mailing list
> > Xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-ia64-devel
> > 
> 

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