Re: [Xen-devel] CentOS PV DomU freezing while booting

["Srujan D. Kotikela" <ksrujandas@xxxxxxxxx>]

Hi,

I tried that one. It continued a little further and got stuck ata different point. This the booting is halted:

O/P

Started domain DomU (id=3)
                          Bootdata ok (command line is root=/dev/xvda2 ro console=xvc0 xencons=tty)
Linux version 2.6.18.8 (xxxxxxxxxxxxxx) (gcc version 4.1.2 20080704 (Red Hat 4.1.2-48)) #4 SMP Mon Nov 29 16:39:44 CST 2010
BIOS-provided physical RAM map:
 Xen: 0000000000000000 - 0000000040800000 (usable)
No mptable found.
Built 1 zonelists.  Total pages: 260580
Kernel command line: root=/dev/xvda2 ro console=xvc0 xencons=tty
Initializing CPU#0
PID hash table entries: 4096 (order: 12, 32768 bytes)
Xen reported: 2593.498 MHz processor.
Console: colour dummy device 80x25
Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes)
Inode-cache hash table entries: 65536 (order: 7, 524288 bytes)
Software IO TLB disabled
Memory: 1016576k/1056768k available (2048k kernel code, 31904k reserved, 887k data, 180k init)
Calibrating delay using timer specific routine.. 5188.31 BogoMIPS (lpj=25941590)
Security Framework v1.0.0 initialized
Capability LSM initialized
Mount-cache hash table entries: 256
CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line)
CPU: L2 Cache: 512K (64 bytes/line)
SMP alternatives: switching to UP code
Freeing SMP alternatives: 28k freed
Brought up 1 CPUs
migration_cost=0
checking if image is initramfs... it is
Freeing initrd memory: 7736k freed
NET: Registered protocol family 16
Brought up 1 CPUs
PCI: Fatal: No config space access function found
PCI: setting up Xen PCI frontend stub
ACPI: Interpreter disabled.
Linux Plug and Play Support v0.97 (c) Adam Belay
pnp: PnP ACPI: disabled
suspend: event channel 6
xen_mem: Initialising balloon driver.
PCI: System does not support PCI
PCI: System does not support PCI
NET: Registered protocol family 2
IP route cache hash table entries: 32768 (order: 6, 262144 bytes)
TCP established hash table entries: 131072 (order: 9, 2097152 bytes)
TCP bind hash table entries: 65536 (order: 8, 1048576 bytes)
TCP: Hash tables configured (established 131072 bind 65536)
TCP reno registered
IA-32 Microcode Update Driver: v1.14a-xen <tigran@xxxxxxxxxxx>
audit: initializing netlink socket (disabled)
audit(1291660905.536:1): initialized
VFS: Disk quotas dquot_6.5.1
Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
Initializing Cryptographic API
io scheduler noop registered
io scheduler anticipatory registered
io scheduler deadline registered
io scheduler cfq registered (default)
Non-volatile memory driver v1.2
RAMDISK driver initialized: 16 RAM disks of 16384K size 1024 blocksize
loop: loaded (max 8 devices)
Xen virtual console successfully installed as tty1
Event-channel device installed.
blktap_device_init: blktap device major 254
blktap_ring_init: blktap ring major: 253
netfront: Initialising virtual ethernet driver.
Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2
ide: Assuming 50MHz system bus speed for PIO modes; override with idebus=xx
PNP: No PS/2 controller found. Probing ports directly.
i8042.c: No controller found.
mice: PS/2 mouse device common for all mice
md: md driver 0.90.3 MAX_MD_DEVS=256, MD_SB_DISKS=27
md: bitmap version 4.39
NET: Registered protocol family 1
NET: Registered protocol family 17
PCI IO multiplexer device installed.
xen-vbd: registered block device major 202
blkfront: xvda2: barriers enabled
blkfront: xvda1: barriers enabled
BIOS EDD facility v0.16 2004-Jun-25, 0 devices found
EDD information not available.
Freeing unused kernel memory: 180k freed
Red Hat nash version 5.1.19.6 starting
Mounting proc filesystem
Mounting sysfs filesystem
Creating /dev
Creating initial device nodes
Setting up hotplug.
Creating block device nodes.
Loading usbcore.ko module
usbcore: registered new driver usbfs
usbcore: registered new driver hub
Loading ehci-hcd.ko module
Loading ohci-hcd.ko module
Loading uhci-hcd.ko module
USB Universal Host Controller Interface driver v3.0
Loading jbd.ko module
Loading ext3.ko module
Loading scsi_mod.ko module
SCSI subsystem initialized
Loading sd_mod.ko module
Loading libata.ko module
Loading ahci.ko module
Loading ide-disk.ko module
Loading dm-mod.ko module
device-mapper: ioctl: 4.7.0-ioctl (2006-06-24) initialised: dm-devel@xxxxxxxxxx
Loading dm-mirror.ko module
Loading dm-zero.ko module
Loading dm-snapshot.ko module
Waiting for driver initialization.
Scanning and configuring dmraid supported devices
Scanning logical volumes
  Reading all physical volumes.  This may take a while...
Activating logical volumes
  Volume group "VolGroup00" not found
Creating root device.
Mounting root filesystem.
kjournald starting.  Commit interval 5 seconds
EXT3-fs: mounted filesystem with ordered data mode.
Setting up other filesystems.
Setting up new root fs
no fstab.sys, mounting internal defaults
Switching to new root and running init.
unmounting old /dev
unmounting old /proc
unmounting old /sys
INIT: version 2.86 booting
                Welcome to  CentOS release 5.5 (Final)
                Press 'I' to enter interactive startup.
Cannot access the Hardware Clock via any known method.
Use the --debug option to see the details of our search for an access method.
Setting clock : Mon Dec  6 13:42:09 EST 2010 [  OK  ]
Starting udev: [  OK  ]
Setting hostname DomU:  [  OK  ]
No devices found
Setting up Logical Volume Management: [  OK  ]
Checking filesystems
Checking all file systems.
[/sbin/fsck.ext3 (1) -- /] fsck.ext3 -a /dev/xvda2 
/dev/xvda2: clean, 22945/524288 files, 239743/1048576 blocks
[  OK  ]
Remounting root filesystem in read-write mode:  [  OK  ]
Mounting local filesystems:  [  OK  ]
Enabling /etc/fstab swaps:  [  OK  ]
INIT: Entering runlevel: 3
Entering non-interactive startup
Bringing up loopback interface:  [  OK  ]
Bringing up interface eth0:  [  OK  ]
Mounting other filesystems:  [  OK  ]
Generating SSH1 RSA host key: [  OK  ]
Generating SSH2 RSA host key: [  OK  ]
Generating SSH2 DSA host key: [  OK  ]
Starting sshd: [  OK  ]
INIT: Id "1" respawning too fast: disabled for 5 minutes
INIT: no more processes left in this runlevel

------------>> FREEZE <<-------------------------
--
Srujan D. Kotikela

On Fri, Dec 3, 2010 at 3:04 PM, Vasiliy G Tolstov <v.tolstov@xxxxxxxxx> wrote:

On Fri, 2010-12-03 at 14:05 -0600, Srujan D. Kotikela wrote:
> Hi,
>
> I have created a CentOS DomU on CentOS Dom0 (xen 3.4.3) using
> xen-tools and the following command:
>
>         xen-create-image --hostname=TestDomU --ip=192.168.122.2
>         --dir=/xen --dist=centos-5 --install-method=rinse
>         --gateway=192.168.122.1 --netmask=255.255.255.0
>         --mirror=mirror.centos.org/centos/5.5/os/x86_64
> Then I started booting the system using the following command
>
> [root@mgomathi-lab2 das]# xm create /etc/xen/TestDomU.cfg -c
> Using config file "/etc/xen/TestDomU.cfg".
> Started domain TestDomU (id=1)
>                               Bootdata ok (command line is
> root=/dev/xvda2 ro )

You need to provide console=xvc0 xencons=tty to extra of config file

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