Here is the complete boot up process with the 4gb seg fixup problem if that helps to diagnose the problem. Thank you! Started domain sec-int-dns Linux version 2.6.20-2925.13.fc7xen (kojibuilder@xxxxxxxxxxxxxxxxxxxxxxxxxxxxx) (gcc version 4.1.2 20070502 (Red Hat 4.1.2-12)) #1 SMP Tue Jul 17 10:38:27 EDT 2007 BIOS-provided physical RAM map: sanitize start sanitize bail 0 copy_e820_map() start: 0000000000000000 size: 0000000008800000 end: 0000000008800000 type: 1 Xen: 0000000000000000 - 0000000008800000 (usable) 0MB HIGHMEM available. 136MB LOWMEM available. NX (Execute Disable) protection: active Zone PFN ranges: DMA 0 -> 34816 Normal 34816 -> 34816 HighMem 34816 -> 34816 early_node_map[1] active PFN ranges 0: 0 -> 34816 ACPI in unprivileged domain disabled Built 1 zonelists. Total pages: 34544 Kernel command line: root=/dev/sda1 ro ip=:1.2.3.4:::sec-int-dns:eth0:dhcp 4 Enabling fast FPU save and restore... done. Enabling unmasked SIMD FPU exception support... done. Initializing CPU#0 CPU 0 irqstacks, hard=c135d000 soft=c133d000 PID hash table entries: 1024 (order: 10, 4096 bytes) Xen reported: 3000.104 MHz processor. Console: colour dummy device 80x25 Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar ... MAX_LOCKDEP_SUBCLASSES: 8 ... MAX_LOCK_DEPTH: 30 ... MAX_LOCKDEP_KEYS: 2048 ... CLASSHASH_SIZE: 1024 ... MAX_LOCKDEP_ENTRIES: 8192 ... MAX_LOCKDEP_CHAINS: 16384 ... CHAINHASH_SIZE: 8192 memory used by lock dependency info: 1064 kB per task-struct memory footprint: 1200 bytes Dentry cache hash table entries: 32768 (order: 5, 131072 bytes) Inode-cache hash table entries: 16384 (order: 4, 65536 bytes) Software IO TLB disabled vmalloc area: c9000000-f4ffe000, maxmem 2d7fe000 Memory: 114332k/139264k available (2023k kernel code, 16588k reserved, 1077k data, 180k init, 0k highmem) virtual kernel memory layout: fixmap : 0xf5315000 - 0xf57fe000 (5028 kB) pkmap : 0xf5000000 - 0xf5200000 (2048 kB) vmalloc : 0xc9000000 - 0xf4ffe000 ( 703 MB) lowmem : 0xc0000000 - 0xc8800000 ( 136 MB) .init : 0xc130c000 - 0xc1339000 ( 180 kB) .data : 0xc11f9fe5 - 0xc1307714 (1077 kB) .text : 0xc1000000 - 0xc11f9fe5 (2023 kB) Checking if this processor honours the WP bit even in supervisor mode... Ok. Calibrating delay using timer specific routine.. 7504.32 BogoMIPS (lpj=15008654) Security Framework v1.0.0 initialized SELinux: Initializing. SELinux: Starting in permissive mode selinux_register_security: Registering secondary module capability Capability LSM initialized as secondary Mount-cache hash table entries: 512 CPU: Trace cache: 12K uops, L1 D cache: 16K CPU: L2 cache: 2048K Checking 'hlt' instruction... OK. SMP alternatives: switching to UP code Freeing SMP alternatives: 11k freed Brought up 1 CPUs Grant table initialized NET: Registered protocol family 16 Brought up 1 CPUs PCI: Fatal: No config space access function found PCI: setting up Xen PCI frontend stub Setting up standard PCI resources ACPI: Interpreter disabled. Linux Plug and Play Support v0.97 (c) Adam Belay pnp: PnP ACPI: disabled xen_mem: Initialising balloon driver. usbcore: registered new interface driver usbfs usbcore: registered new interface driver hub usbcore: registered new device driver usb PCI: System does not support PCI PCI: System does not support PCI NetLabel: Initializing NetLabel: domain hash size = 128 NetLabel: protocols = UNLABELED CIPSOv4 NetLabel: unlabeled traffic allowed by default NET: Registered protocol family 2 IP route cache hash table entries: 2048 (order: 1, 8192 bytes) TCP established hash table entries: 8192 (order: 6, 262144 bytes) TCP bind hash table entries: 4096 (order: 5, 131072 bytes) TCP: Hash tables configured (established 8192 bind 4096) TCP reno registered checking if image is initramfs... it is Freeing initrd memory: 8752k freed IA-32 Microcode Update Driver: v1.14-xen <tigran@xxxxxxxxxxx> audit: initializing netlink socket (disabled) audit(1187228011.247:1): initialized VFS: Disk quotas dquot_6.5.1 Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) SELinux: Registering netfilter hooks io scheduler noop registered io scheduler anticipatory registered io scheduler deadline registered io scheduler cfq registered (default) pci_hotplug: PCI Hot Plug PCI Core version: 0.5 rtc: IRQ 8 is not free. Non-volatile memory driver v1.2 Linux agpgart interface v0.101 (c) Dave Jones RAMDISK driver initialized: 16 RAM disks of 16384K size 4096 blocksize input: Macintosh mouse button emulation as /class/input/input0 Xen virtual console successfully installed as xvc0 Event-channel device installed. usbcore: registered new interface driver libusual usbcore: registered new interface driver hiddev usbcore: registered new interface driver usbhid drivers/usb/input/hid-core.c: v2.6:USB HID core driver PNP: No PS/2 controller found. Probing ports directly. i8042.c: No controller found. mice: PS/2 mouse device common for all mice TCP bic registered Initializing XFRM netlink socket NET: Registered protocol family 1 NET: Registered protocol family 17 Using IPI No-Shortcut mode XENBUS: Device with no driver: device/vbd/2049 XENBUS: Device with no driver: device/vbd/2050 XENBUS: Device with no driver: device/vif/0 Freeing unused kernel memory: 180k freed Write protecting the kernel read-only data: 759k Registering block device major 8 blkfront: sda1: barriers enabled blkfront: sda2: barriers enabled netfront: Initialising virtual ethernet driver. netfront: device eth0 has copying receive path. USB Universal Host Controller Interface driver v3.0 SCSI subsystem initialized register_blkdev: cannot get major 8 for sd device-mapper: ioctl: 4.11.0-ioctl (2006-10-12) initialised: dm-devel@xxxxxxxxxx EXT3-fs: INFO: recovery required on readonly filesystem. EXT3-fs: write access will be enabled during recovery. kjournald starting. Commit interval 5 seconds EXT3-fs: recovery complete. EXT3-fs: mounted filesystem with ordered data mode. 4gb seg fixup, process init (pid 1), cs:ip 73:0092da56 4gb seg fixup, process init (pid 1), cs:ip 73:0099e2ee 4gb seg fixup, process init (pid 1), cs:ip 73:0092c75f 4gb seg fixup, process init (pid 1), cs:ip 73:0092c76d 4gb seg fixup, process init (pid 1), cs:ip 73:008e8b6b 4gb seg fixup, process init (pid 1), cs:ip 73:0092c75f 4gb seg fixup, process init (pid 1), cs:ip 73:0092c76d 4gb seg fixup, process init (pid 1), cs:ip 73:00901d7f 4gb seg fixup, process init (pid 1), cs:ip 73:0092c75f 4gb seg fixup, process init (pid 1), cs:ip 73:0092c76d SELinux: Disabled at runtime. SELinux: Unregistering netfilter hooks audit(1187228019.543:2): selinux=0 auid=4294967295 audit(1187228073.382:3): audit_backlog_limit=256 old=64 by auid=4294967295 audit(1187228073.774:4): audit_pid=778 old=0 by auid=4294967295 4gb seg fixup, process S28autofs (pid 804), cs:ip 73:0092914b printk: 129366 messages suppressed. 4gb seg fixup, process newaliases (pid 954), cs:ip 73:00217ce7 printk: 191711 messages suppressed. 4gb seg fixup, process sendmail (pid 962), cs:ip 73:0020d75f printk: 18 messages suppressed. 4gb seg fixup, process sendmail (pid 962), cs:ip 73:0020d75f printk: 41 messages suppressed. 4gb seg fixup, process sendmail (pid 962), cs:ip 73:0020d75f printk: 15 messages suppressed. 4gb seg fixup, process sendmail (pid 962), cs:ip 73:0020d75f (Right here it keeps repeating the 4gb seg fixup.) > snip > When I go to boot the machine I get this: xm create -c xmconfig > 4gb seg fixup, process S28autofs (pid 825), cs:ip 73:0092914b > printk: 197950 messages suppressed. > 4gb seg fixup, process egrep (pid 973), cs:ip 73:008e8149 > printk: 116932 messages suppressed. > 4gb seg fixup, process sendmail (pid 962), cs:ip 73:004d675f > printk: 15 messages suppressed. > 4gb seg fixup, process dhcpd (pid 941), cs:ip 73:00d20d7f > printk: 108 messages suppressed. > 4gb seg fixup, process sendmail (pid 962), cs:ip 73:004d675f > printk: 15 messages suppressed. > 4gb seg fixup, process named (pid 752), cs:ip 73:002f775f > snip This e-mail and any files transmitted with it are for the sole use of Blue Slate Solutions and the intended recipient(s) and may contain confidential and privileged information. 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