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@aaronfeng
Created March 30, 2012 15:07
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centos 6.2 AMI pv-grub
Xen Minimal OS!
start_info: 0xce2000(VA)
nr_pages: 0x6a400
shared_inf: 0xb85b9000(MA)
pt_base: 0xce5000(VA)
nr_pt_frames: 0xb
mfn_list: 0x990000(VA)
mod_start: 0x0(VA)
mod_len: 0
flags: 0x0
cmd_line: root=/dev/sda1 ro 4
stack: 0x94f860-0x96f860
MM: Init
_text: 0x0(VA)
_etext: 0x5ffbd(VA)
_erodata: 0x78000(VA)
_edata: 0x80ae0(VA)
stack start: 0x94f860(VA)
_end: 0x98fe68(VA)
start_pfn: cf3
max_pfn: 6a400
Mapping memory range 0x1000000 - 0x6a400000
setting 0x0-0x78000 readonly
skipped 0x1000
MM: Initialise page allocator for 103e000(103e000)-6a400000(6a400000)
MM: done
Demand map pfns at 6a401000-206a401000.
Heap resides at 206a402000-406a402000.
Initialising timer interface
Initialising console ... done.
gnttab_table mapped at 0x6a401000.
Initialising scheduler
Thread "Idle": pointer: 0x206a402010, stack: 0x13b0000
Initialising xenbus
Thread "xenstore": pointer: 0x206a4027c0, stack: 0x13c0000
Dummy main: start_info=0x96f960
Thread "main": pointer: 0x206a402f70, stack: 0x13d0000
"main" "root=/dev/sda1" "ro" "4"
vbd 2049 is hd0
******************* BLKFRONT for device/vbd/2049 **********
backend at /local/domain/0/backend/vbd/46/2049
Failed to read /local/domain/0/backend/vbd/46/2049/feature-barrier.
Failed to read /local/domain/0/backend/vbd/46/2049/feature-flush-cache.
4000000 sectors of 512 bytes
**************************
vbd 2050 is hd1
******************* BLKFRONT for device/vbd/2050 **********
backend at /local/domain/0/backend/vbd/46/2050
Failed to read /local/domain/0/backend/vbd/46/2050/feature-barrier.
Failed to read /local/domain/0/backend/vbd/46/2050/feature-flush-cache.
312705024 sectors of 512 bytes
**************************
vbd 2051 is hd2
******************* BLKFRONT for device/vbd/2051 **********
backend at /local/domain/0/backend/vbd/46/2051
Failed to read /local/domain/0/backend/vbd/46/2051/feature-barrier.
Failed to read /local/domain/0/backend/vbd/46/2051/feature-flush-cache.
1835008 sectors of 512 bytes
**************************
[H
[J
GNU GRUB version 0.97 (1740800K lower / 0K upper memory)
[m
[4;2H+-------------------------------------------------------------------------+
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[17;2H+-------------------------------------------------------------------------+
[m
Use the ^ and v keys to select which entry is highlighted.
Press enter to boot the selected OS, 'e' to edit the
commands before booting, or 'c' for a command-line.
[5;78H
[m
[7m
[5;3H EC2
[5;75H
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[5;75H
[23;4H The highlighted entry will be booted automatically in 3 seconds.
[5;75H
[23;4H The highlighted entry will be booted automatically in 2 seconds.
[5;75H
[23;4H The highlighted entry will be booted automatically in 1 seconds.
[5;75H
[H
[J Booting 'EC2'
root (hd0)
Filesystem type is ext2fs, using whole disk
kernel /boot/vmlinuz-2.6.32-220.el6.x86_64 ro root=/dev/xvde1 selinux=0
initrd /boot/initramfs-2.6.32-220.el6.x86_64.img
close blk: backend at /local/domain/0/backend/vbd/46/2049
close blk: backend at /local/domain/0/backend/vbd/46/2050
close blk: backend at /local/domain/0/backend/vbd/46/2051
Initializing cgroup subsys cpuset
Initializing cgroup subsys cpu
Linux version 2.6.32-220.el6.x86_64 (mockbuild@c6b18n3.bsys.dev.centos.org) (gcc version 4.4.6 20110731 (Red Hat 4.4.6-3) (GCC) ) #1 SMP Tue Dec 6 19:48:22 GMT 2011
Command line: ro root=/dev/xvde1 selinux=0
KERNEL supported cpus:
Intel GenuineIntel
AMD AuthenticAMD
Centaur CentaurHauls
ACPI in unprivileged domain disabled
released 0 pages of unused memory
BIOS-provided physical RAM map:
Xen: 0000000000000000 - 00000000000a0000 (usable)
Xen: 00000000000a0000 - 0000000000100000 (reserved)
Xen: 0000000000100000 - 000000006a400000 (usable)
DMI not present or invalid.
last_pfn = 0x6a400 max_arch_pfn = 0x400000000
init_memory_mapping: 0000000000000000-000000006a400000
RAMDISK: 0202d000 - 0447d000
No NUMA configuration found
Faking a node at 0000000000000000-000000006a400000
Bootmem setup node 0 0000000000000000-000000006a400000
NODE_DATA [0000000000008000 - 000000000003bfff]
bootmap [000000000003c000 - 000000000004947f] pages e
(7 early reservations) ==> bootmem [0000000000 - 006a400000]
#0 [0000000000 - 0000001000] BIOS data page ==> [0000000000 - 0000001000]
#1 [00047d2000 - 00047fb000] XEN PAGETABLES ==> [00047d2000 - 00047fb000]
#2 [0000006000 - 0000008000] TRAMPOLINE ==> [0000006000 - 0000008000]
#3 [0001000000 - 000200c7e4] TEXT DATA BSS ==> [0001000000 - 000200c7e4]
#4 [000202d000 - 000447d000] RAMDISK ==> [000202d000 - 000447d000]
#5 [000447d000 - 00047d2000] XEN START INFO ==> [000447d000 - 00047d2000]
#6 [0000100000 - 0000429000] PGTABLE ==> [0000100000 - 0000429000]
Zone PFN ranges:
DMA 0x00000001 -> 0x00001000
DMA32 0x00001000 -> 0x00100000
Normal 0x00100000 -> 0x00100000
Movable zone start PFN for each node
early_node_map[2] active PFN ranges
0: 0x00000001 -> 0x000000a0
0: 0x00000100 -> 0x0006a400
SFI: Simple Firmware Interface v0.7 http://simplefirmware.org
SMP: Allowing 1 CPUs, 0 hotplug CPUs
No local APIC present
APIC: disable apic facility
PM: Registered nosave memory: 00000000000a0000 - 0000000000100000
Allocating PCI resources starting at 6a400000 (gap: 6a400000:95c00000)
Booting paravirtualized kernel on Xen
Xen version: 3.4.3-2.6.18 (preserve-AD)
NR_CPUS:4096 nr_cpumask_bits:1 nr_cpu_ids:1 nr_node_ids:1
PERCPU: Embedded 30 pages/cpu @ffff880004831000 s92696 r8192 d21992 u122880
pcpu-alloc: s92696 r8192 d21992 u122880 alloc=30*4096
pcpu-alloc: [0] 0
Xen: using vcpu_info placement
Built 1 zonelists in Node order, mobility grouping on. Total pages: 428341
Policy zone: DMA32
Kernel command line: ro root=/dev/xvde1 selinux=0
PID hash table entries: 4096 (order: 3, 32768 bytes)
Checking aperture...
No AGP bridge found
AMD-Vi disabled by default: pass amd_iommu=on to enable
Memory: 1654220k/1740800k available (5084k kernel code, 388k absent, 86192k reserved, 7229k data, 1244k init)
Hierarchical RCU implementation.
NR_IRQS:33024 nr_irqs:256
Console: colour dummy device 80x25
console [tty0] enabled
console [hvc0] enabled
allocated 14680064 bytes of page_cgroup
please try 'cgroup_disable=memory' option if you don't want memory cgroups
installing Xen timer for CPU 0
Detected 2599.998 MHz processor.
Calibrating delay loop (skipped), value calculated using timer frequency.. 5199.99 BogoMIPS (lpj=2599998)
pid_max: default: 32768 minimum: 301
Security Framework initialized
SELinux: Disabled at boot.
Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes)
Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes)
Mount-cache hash table entries: 256
Initializing cgroup subsys ns
Initializing cgroup subsys cpuacct
Initializing cgroup subsys memory
Initializing cgroup subsys devices
Initializing cgroup subsys freezer
Initializing cgroup subsys net_cls
Initializing cgroup subsys blkio
Initializing cgroup subsys perf_event
CPU: Physical Processor ID: 1
CPU: Processor Core ID: 1
alternatives: switching to unfair spinlock
SMP alternatives: switching to UP code
Freeing SMP alternatives: 33k freed
ftrace: converting mcount calls to 0f 1f 44 00 00
ftrace: allocating 20776 entries in 82 pages
Performance Events:
no APIC, boot with the "lapic" boot parameter to force-enable it.
no hardware sampling interrupt available.
Broken PMU hardware detected, using software events only.
NMI watchdog disabled (cpu0): hardware events not enabled
Brought up 1 CPUs
devtmpfs: initialized
Grant table initialized
regulator: core version 0.5
NET: Registered protocol family 16
PCI: Fatal: No config space access function found
bio: create slab <bio-0> at 0
ACPI: Interpreter disabled.
xen_balloon: Initialising balloon driver.
last_pfn = 0x6a400 max_arch_pfn = 0x400000000
vgaarb: loaded
SCSI subsystem initialized
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
Switching to clocksource xen
pnp: PnP ACPI: disabled
NET: Registered protocol family 2
IP route cache hash table entries: 65536 (order: 7, 524288 bytes)
TCP established hash table entries: 262144 (order: 10, 4194304 bytes)
TCP bind hash table entries: 65536 (order: 8, 1048576 bytes)
TCP: Hash tables configured (established 262144 bind 65536)
TCP reno registered
NET: Registered protocol family 1
Trying to unpack rootfs image as initramfs...
Freeing initrd memory: 37184k freed
platform rtc_cmos: registered platform RTC device (no PNP device found)
audit: initializing netlink socket (disabled)
type=2000 audit(1333119740.275:1): initialized
HugeTLB registered 2 MB page size, pre-allocated 0 pages
VFS: Disk quotas dquot_6.5.2
Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
msgmni has been set to 3303
alg: No test for stdrng (krng)
ksign: Installing public key data
Loading keyring
- Added public key 3A25C209CBB1D210
- User ID: CentOS (Kernel Module GPG key)
Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252)
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
pciehp: PCI Express Hot Plug Controller Driver version: 0.4
acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
Non-volatile memory driver v1.3
Linux agpgart interface v0.103
crash memory driver: version 1.1
Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
brd: module loaded
loop: module loaded
input: Macintosh mouse button emulation as /devices/virtual/input/input0
Fixed MDIO Bus: probed
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
uhci_hcd: USB Universal Host Controller Interface driver
PNP: No PS/2 controller found. Probing ports directly.
mice: PS/2 mouse device common for all mice
rtc_cmos: probe of rtc_cmos failed with error -16
cpuidle: using governor ladder
cpuidle: using governor menu
usbcore: registered new interface driver hiddev
usbcore: registered new interface driver usbhid
usbhid: v2.6:USB HID core driver
TCP cubic registered
Initializing XFRM netlink socket
NET: Registered protocol family 17
registered taskstats version 1
XENBUS: Device with no driver: device/vbd/2049
XENBUS: Device with no driver: device/vbd/2050
XENBUS: Device with no driver: device/vbd/2051
XENBUS: Device with no driver: device/vif/0
XENBUS: Device with no driver: device/console/0
drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
Initalizing network drop monitor service
Freeing unused kernel memory: 1244k freed
Write protecting the kernel read-only data: 10240k
Freeing unused kernel memory: 1040k freed
Freeing unused kernel memory: 1760k freed
dracut: dracut-004-256.el6
udev: starting version 147
dracut: Starting plymouth daemon
xlblk_init: register_blkdev major: 202
blkfront: xvde1: barriers disabled
blkfront: xvde2: barriers disabled
blkfront: xvde3: barriers disabled
EXT3-fs (xvde1): recovery required on readonly filesystem
EXT3-fs (xvde1): write access will be enabled during recovery
kjournald starting. Commit interval 5 seconds
EXT3-fs (xvde1): recovery complete
EXT3-fs (xvde1): mounted filesystem with ordered data mode
dracut: Mounted root filesystem /dev/xvde1
dracut: Switching root
readahead-collector: starting
udev: starting version 147
EXT3-fs (xvde1): using internal journal
kjournald starting. Commit interval 5 seconds
EXT3-fs (xvde2): using internal journal
EXT3-fs (xvde2): mounted filesystem with ordered data mode
Adding 917496k swap on /dev/xvde3. Priority:-1 extents:1 across:917496k SS
CentOS release 6.2 (Final)
Kernel 2.6.32-220.el6.x86_64 on an x86_64
localhost login: type=1305 audit(1333119770.499:15772): auid=4294967295 ses=4294967295 op="remove rule" key=(null) list=4 res=1
type=1305 audit(1333119770.499:15773): audit_enabled=0 old=1 auid=4294967295 ses=4294967295 res=1
readahead-collector: sorting
readahead-collector: finished
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