Hi,

I have an issue where domUs will hang at boot if CONFIG_XOR_BLOCKS is
enabled.

This is a PV domU on Xen which is running inside a Hyper-V virtual machine.
We have another installation (different hardware) working without any
issues.

The last line output on the domU console is always:

   'xor: measuring software checksum speed'

We've added a line to see what's happening and jiffies are not incrementing.

diff -u crypto/xor.c.orig crypto/xor.c
--- crypto/xor.c.orig   2015-03-24 01:05:12.000000000 +0000
+++ crypto/xor.c        2015-03-30 18:14:21.269444139 +0100
@@ -81,8 +81,10 @@
        for (i = 0; i < 5; i++) {
                j = jiffies;
                count = 0;
-               while ((now = jiffies) == j)
+               while ((now = jiffies) == j){
+                       printk(KERN_INFO "   %-10s: loop #%d
jiffies=%ld\n", tmpl->name, i, j);
                        cpu_relax();
+               }
                while (time_before(jiffies, now + 1)) {
                        mb(); /* prevent loop optimzation */
                        tmpl->do_2(BENCH_SIZE, b1, b2);

When we try to boot the DomU we will just get the debug line I added
repeated
with the jiffies staying at the same value:

[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
... etc

The Dom0 kernel on this hardware works as expected i.e. finally producing
   'xor: using function':

[    0.532357] xor: measuring software checksum speed
[    0.534769]    prefetch64-sse: loop #0 jiffies=4294892429
<snip>
[    0.566381]    prefetch64-sse: loop #4 jiffies=4294892437
[    0.572008]    prefetch64-sse:  3805.000 MB/sec
[    0.574373]    generic_sse: loop #0 jiffies=4294892439
<snip>
[    0.606367]    generic_sse: loop #4 jiffies=4294892447
[    0.612005]    generic_sse:  3530.000 MB/sec
[    0.614374] xor: using function: prefetch64-sse (3805.000 MB/sec)

In an attempt to demonstrate that this isn't related to something in our
domU
kernel configuration I've booted domU with the same working kernel from the
Dom0 and it gets stuck in the same place.

Note that the 'state' of xl list continues to stay empty for the domU with
the
time incrementing:

Name                                        ID   Mem VCPUs State Time(s)
Domain-0                                     0   800     1     r-----
131.5
6-1                                          4  1000     1     ------
 1824.5

Attached are the logs from booting the same kernel as dom0 and domU along
with
/proc/cpuinfo and xl dmesg.

Anyone have any ideas why it'd be getting stuck or how I can further debug
this?

Thanks,

Mark
[    0.000000] Initializing cgroup subsys cpuset
[    0.000000] Initializing cgroup subsys cpu
[    0.000000] Initializing cgroup subsys cpuacct
[    0.000000] Linux version 3.18.10 (root@buildbuntu) (gcc version 4.8.2 (GCC) ) #3 SMP Mon Mar 30 17:42:55 GMT 2015
[    0.000000] Command line: boot_media=fixed-disk boot_uuid=ed751e04-4f75-4e74-a005-e5966b31c103 sysconfig=6716411dbc81ebd04a8d9f88e3b2e83e boot_mode=production crashkernel=64M
[    0.000000] KERNEL supported cpus:
[    0.000000]   Intel GenuineIntel
[    0.000000]   AMD AuthenticAMD
[    0.000000]   Centaur CentaurHauls
[    0.000000] Set 32881 page(s) to 1-1 mapping
[    0.000000] Remapped 97 page(s), last_pfn=204897
[    0.000000] Released 0 page(s)
[    0.000000] e820: BIOS-provided physical RAM map:
[    0.000000] Xen: [mem 0x0000000000000000-0x000000000009efff] usable
[    0.000000] Xen: [mem 0x000000000009fc00-0x00000000000fffff] reserved
[    0.000000] Xen: [mem 0x0000000000100000-0x00000000f7feffff] usable
[    0.000000] Xen: [mem 0x00000000f7ff0000-0x00000000f7ffefff] ACPI data
[    0.000000] Xen: [mem 0x00000000f7fff000-0x00000000f7ffffff] ACPI NVS
[    0.000000] Xen: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
[    0.000000] Xen: [mem 0x00000000fee00000-0x00000000feefffff] reserved
[    0.000000] Xen: [mem 0x0000000100000000-0x0000000207ffffff] usable
[    0.000000] NX (Execute Disable) protection: active
[    0.000000] SMBIOS 2.3 present.
[    0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090006  05/23/2012
[    0.000000] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved
[    0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable
[    0.000000] AGP: No AGP bridge found
[    0.000000] e820: last_pfn = 0x208000 max_arch_pfn = 0x400000000
[    0.000000] e820: last_pfn = 0xf7ff0 max_arch_pfn = 0x400000000
[    0.000000] Scanning 1 areas for low memory corruption
[    0.000000] Base memory trampoline at [ffff880000099000] 99000 size 24576
[    0.000000] init_memory_mapping: [mem 0x00000000-0x000fffff]
[    0.000000]  [mem 0x00000000-0x000fffff] page 4k
[    0.000000] init_memory_mapping: [mem 0x31e00000-0x31ffffff]
[    0.000000]  [mem 0x31e00000-0x31ffffff] page 4k
[    0.000000] BRK [0x01f34000, 0x01f34fff] PGTABLE
[    0.000000] init_memory_mapping: [mem 0x30000000-0x31dfffff]
[    0.000000]  [mem 0x30000000-0x31dfffff] page 4k
[    0.000000] BRK [0x01f35000, 0x01f35fff] PGTABLE
[    0.000000] BRK [0x01f36000, 0x01f36fff] PGTABLE
[    0.000000] BRK [0x01f37000, 0x01f37fff] PGTABLE
[    0.000000] BRK [0x01f38000, 0x01f38fff] PGTABLE
[    0.000000] BRK [0x01f39000, 0x01f39fff] PGTABLE
[    0.000000] init_memory_mapping: [mem 0x00100000-0x2fffffff]
[    0.000000]  [mem 0x00100000-0x2fffffff] page 4k
[    0.000000] init_memory_mapping: [mem 0x32000000-0xf7feffff]
[    0.000000]  [mem 0x32000000-0xf7feffff] page 4k
[    0.000000] init_memory_mapping: [mem 0x100000000-0x207ffffff]
[    0.000000]  [mem 0x100000000-0x207ffffff] page 4k
[    0.000000] RAMDISK: [mem 0x04000000-0x04cdafff]
[    0.000000] ACPI: Early table checksum verification disabled
[    0.000000] ACPI: RSDP 0x00000000000F56F0 000014 (v00 ACPIAM)
[    0.000000] ACPI: RSDT 0x00000000F7FF0000 000040 (v01 VRTUAL MICROSFT 05001223 MSFT 00000097)
[    0.000000] ACPI: FACP 0x00000000F7FF0200 000081 (v02 VRTUAL MICROSFT 05001223 MSFT 00000097)
[    0.000000] ACPI: DSDT 0x00000000F7FF1724 002E78 (v01 MSFTVM MSFTVM02 00000002 INTL 02002026)
[    0.000000] ACPI: FACS 0x00000000F7FFF000 000040
[    0.000000] ACPI: WAET 0x00000000F7FF1480 000028 (v01 VRTUAL MICROSFT 05001223 MSFT 00000097)
[    0.000000] ACPI: SLIC 0x00000000F7FF14C0 000176 (v01 VRTUAL MICROSFT 05001223 MSFT 00000097)
[    0.000000] ACPI: OEM0 0x00000000F7FF16C0 000064 (v01 VRTUAL MICROSFT 05001223 MSFT 00000097)
[    0.000000] ACPI: SRAT 0x00000000F7FF0600 000090 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001)
[    0.000000] ACPI: APIC 0x00000000F7FF0300 00024C (v01 VRTUAL MICROSFT 05001223 MSFT 00000097)
[    0.000000] ACPI: OEMB 0x00000000F7FFF040 000064 (v01 VRTUAL MICROSFT 05001223 MSFT 00000097)
[    0.000000] ACPI: Local APIC address 0xfee00000
[    0.000000] Reserving 64MB of memory at 720MB for crashkernel (System RAM: 8191MB)
[    0.000000] Zone ranges:
[    0.000000]   DMA      [mem 0x00001000-0x00ffffff]
[    0.000000]   DMA32    [mem 0x01000000-0xffffffff]
[    0.000000]   Normal   [mem 0x100000000-0x207ffffff]
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x00001000-0x0009efff]
[    0.000000]   node   0: [mem 0x00100000-0xf7feffff]
[    0.000000]   node   0: [mem 0x100000000-0x207ffffff]
[    0.000000] Initmem setup node 0 [mem 0x00001000-0x207ffffff]
[    0.000000] On node 0 totalpages: 2097038
[    0.000000]   DMA zone: 64 pages used for memmap
[    0.000000]   DMA zone: 21 pages reserved
[    0.000000]   DMA zone: 3998 pages, LIFO batch:0
[    0.000000]   DMA32 zone: 16320 pages used for memmap
[    0.000000]   DMA32 zone: 1011696 pages, LIFO batch:31
[    0.000000]   Normal zone: 16896 pages used for memmap
[    0.000000]   Normal zone: 1081344 pages, LIFO batch:31
[    0.000000] ACPI: PM-Timer IO Port: 0x408
[    0.000000] ACPI: Local APIC address 0xfee00000
[    0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x03] lapic_id[0x02] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x04] lapic_id[0x03] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x05] lapic_id[0x04] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x06] lapic_id[0x05] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x07] lapic_id[0x06] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x08] lapic_id[0x07] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x09] lapic_id[0x08] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x0a] lapic_id[0x09] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x0b] lapic_id[0x0a] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x0c] lapic_id[0x0b] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x0d] lapic_id[0x0c] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x0e] lapic_id[0x0d] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x0f] lapic_id[0x0e] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x10] lapic_id[0x0f] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x11] lapic_id[0x10] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x12] lapic_id[0x11] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x13] lapic_id[0x12] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x14] lapic_id[0x13] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x15] lapic_id[0x14] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x16] lapic_id[0x15] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x17] lapic_id[0x16] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x18] lapic_id[0x17] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x19] lapic_id[0x18] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x1a] lapic_id[0x19] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x1b] lapic_id[0x1a] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x1c] lapic_id[0x1b] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x1d] lapic_id[0x1c] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x1e] lapic_id[0x1d] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x1f] lapic_id[0x1e] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x20] lapic_id[0x1f] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x21] lapic_id[0x20] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x22] lapic_id[0x21] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x23] lapic_id[0x22] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x24] lapic_id[0x23] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x25] lapic_id[0x24] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x26] lapic_id[0x25] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x27] lapic_id[0x26] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x28] lapic_id[0x27] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x29] lapic_id[0x28] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x2a] lapic_id[0x29] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x2b] lapic_id[0x2a] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x2c] lapic_id[0x2b] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x2d] lapic_id[0x2c] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x2e] lapic_id[0x2d] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x2f] lapic_id[0x2e] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x30] lapic_id[0x2f] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x31] lapic_id[0x30] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x32] lapic_id[0x31] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x33] lapic_id[0x32] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x34] lapic_id[0x33] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x35] lapic_id[0x34] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x36] lapic_id[0x35] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x37] lapic_id[0x36] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x38] lapic_id[0x37] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x39] lapic_id[0x38] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x3a] lapic_id[0x39] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x3b] lapic_id[0x3a] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x3c] lapic_id[0x3b] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x3d] lapic_id[0x3c] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x3e] lapic_id[0x3d] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x3f] lapic_id[0x3e] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x40] lapic_id[0x3f] disabled)
[    0.000000] ACPI: IOAPIC (id[0x00] address[0xfec00000] gsi_base[0])
[    0.000000] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[    0.000000] ACPI: IRQ0 used by override.
[    0.000000] ACPI: IRQ9 used by override.
[    0.000000] Using ACPI (MADT) for SMP configuration information
[    0.000000] smpboot: 64 Processors exceeds NR_CPUS limit of 8
[    0.000000] smpboot: Allowing 8 CPUs, 7 hotplug CPUs
[    0.000000] PM: Registered nosave memory: [mem 0x00000000-0x00000fff]
[    0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff]
[    0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000fffff]
[    0.000000] PM: Registered nosave memory: [mem 0xf7ff0000-0xf7ffefff]
[    0.000000] PM: Registered nosave memory: [mem 0xf7fff000-0xf7ffffff]
[    0.000000] PM: Registered nosave memory: [mem 0xf8000000-0xfebfffff]
[    0.000000] PM: Registered nosave memory: [mem 0xfec00000-0xfec00fff]
[    0.000000] PM: Registered nosave memory: [mem 0xfec01000-0xfedfffff]
[    0.000000] PM: Registered nosave memory: [mem 0xfee00000-0xfeefffff]
[    0.000000] PM: Registered nosave memory: [mem 0xfef00000-0xffffffff]
[    0.000000] e820: [mem 0xf8000000-0xfebfffff] available for PCI devices
[    0.000000] Booting paravirtualized kernel on Xen
[    0.000000] Xen version: 4.5.0 (preserve-AD)
[    0.000000] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:8 nr_node_ids:1
[    0.000000] PERCPU: Embedded 29 pages/cpu @ffff88002cc00000 s79872 r8192 d30720 u262144
[    0.000000] pcpu-alloc: s79872 r8192 d30720 u262144 alloc=1*2097152
[    0.000000] pcpu-alloc: [0] 0 1 2 3 4 5 6 7 
[    0.000000] xen: PV spinlocks enabled
[    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 2063737
[    0.000000] Kernel command line: boot_media=fixed-disk boot_uuid=ed751e04-4f75-4e74-a005-e5966b31c103 sysconfig=6716411dbc81ebd04a8d9f88e3b2e83e boot_mode=production crashkernel=64M
[    0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes)
[    0.000000] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes)
[    0.000000] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes)
[    0.000000] software IO TLB [mem 0x20000000-0x24000000] (64MB) mapped at [ffff880020000000-ffff880023ffffff]
[    0.000000] Memory: 496036K/8388152K available (6800K kernel code, 877K rwdata, 3152K rodata, 1232K init, 1072K bss, 7892116K reserved)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[    0.000000] Hierarchical RCU implementation.
[    0.000000] 	CONFIG_RCU_FANOUT set to non-default value of 32
[    0.000000] 	RCU dyntick-idle grace-period acceleration is enabled.
[    0.000000] 	RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=1.
[    0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1
[    0.000000] NR_IRQS:4352 nr_irqs:256 0
[    0.000000] xen:events: Using FIFO-based ABI
[    0.000000] xen: --> pirq=1 -> irq=1 (gsi=1)
[    0.000000] xen: --> pirq=2 -> irq=2 (gsi=2)
[    0.000000] xen: --> pirq=3 -> irq=3 (gsi=3)
[    0.000000] xen: --> pirq=4 -> irq=4 (gsi=4)
[    0.000000] xen: --> pirq=5 -> irq=5 (gsi=5)
[    0.000000] xen: --> pirq=6 -> irq=6 (gsi=6)
[    0.000000] xen: --> pirq=7 -> irq=7 (gsi=7)
[    0.000000] xen: --> pirq=8 -> irq=8 (gsi=8)
[    0.000000] xen: --> pirq=9 -> irq=9 (gsi=9)
[    0.000000] xen: --> pirq=10 -> irq=10 (gsi=10)
[    0.000000] xen: --> pirq=11 -> irq=11 (gsi=11)
[    0.000000] xen: --> pirq=12 -> irq=12 (gsi=12)
[    0.000000] xen: --> pirq=13 -> irq=13 (gsi=13)
[    0.000000] xen: --> pirq=14 -> irq=14 (gsi=14)
[    0.000000] xen: --> pirq=15 -> irq=15 (gsi=15)
[    0.000000] Console: colour VGA+ 80x25
[    0.000000] console [tty0] enabled
[    0.000000] Xen: using vcpuop timer interface
[    0.000000] installing Xen timer for CPU 0
[    0.000000] tsc: Detected 2208.968 MHz processor
[    0.004000] Calibrating delay loop (skipped), value calculated using timer frequency.. 4417.93 BogoMIPS (lpj=8835872)
[    0.006378] pid_max: default: 32768 minimum: 301
[    0.008021] ACPI: Core revision 20140926
[    0.021365] ACPI: All ACPI Tables successfully acquired
[    0.027035] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes)
[    0.028015] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes)
[    0.030986] Initializing cgroup subsys devices
[    0.032018] Initializing cgroup subsys freezer
[    0.034394] Initializing cgroup subsys net_cls
[    0.036016] Initializing cgroup subsys blkio
[    0.039820] mce: CPU supports 2 MCE banks
[    0.040113] Last level iTLB entries: 4KB 512, 2MB 7, 4MB 7
Last level dTLB entries: 4KB 512, 2MB 32, 4MB 32, 1GB 0
[    0.380652] Freeing SMP alternatives memory: 28K (ffffffff81e11000 - ffffffff81e18000)
[    0.502747] ftrace: allocating 25461 entries in 100 pages
[    0.516085] cpu 0 spinlock event irq 25
[    0.518609] Performance Events: unsupported p6 CPU model 26 no PMU driver, software events only.
[    0.525204] x86: Booted up 1 node, 1 CPUs
[    0.527728] devtmpfs: initialized
[    0.528313] PM: Registering ACPI NVS region [mem 0xf7fff000-0xf7ffffff] (4096 bytes)
[    0.532357] xor: measuring software checksum speed
[    0.534769]    prefetch64-sse: loop #0 jiffies=4294892429
[    0.540005]    prefetch64-sse: loop #1 jiffies=4294892431
[    0.542404]    prefetch64-sse: loop #1 jiffies=4294892431
[    0.548004]    prefetch64-sse: loop #2 jiffies=4294892433
[    0.550538]    prefetch64-sse: loop #2 jiffies=4294892433
[    0.556006]    prefetch64-sse: loop #3 jiffies=4294892435
[    0.558395]    prefetch64-sse: loop #3 jiffies=4294892435
[    0.564008]    prefetch64-sse: loop #4 jiffies=4294892437
[    0.566381]    prefetch64-sse: loop #4 jiffies=4294892437
[    0.572008]    prefetch64-sse:  3805.000 MB/sec
[    0.574373]    generic_sse: loop #0 jiffies=4294892439
[    0.580007]    generic_sse: loop #1 jiffies=4294892441
[    0.582380]    generic_sse: loop #1 jiffies=4294892441
[    0.588005]    generic_sse: loop #2 jiffies=4294892443
[    0.590372]    generic_sse: loop #2 jiffies=4294892443
[    0.596012]    generic_sse: loop #3 jiffies=4294892445
[    0.598383]    generic_sse: loop #3 jiffies=4294892445
[    0.604008]    generic_sse: loop #4 jiffies=4294892447
[    0.606367]    generic_sse: loop #4 jiffies=4294892447
[    0.612005]    generic_sse:  3530.000 MB/sec
[    0.614374] xor: using function: prefetch64-sse (3805.000 MB/sec)
[    0.616120] regulator-dummy: no parameters
[    0.638318] RTC time: 19:55:39, date: 03/30/15
[    0.640157] NET: Registered protocol family 16
[    0.642550] xen:grant_table: Grant tables using version 1 layout
[    0.644026] Grant table initialized
[    0.646668] ACPI: bus type PCI registered
[    0.648166] PCI: Using configuration type 1 for base access
[    0.720009] raid6: sse2x1    5207 MB/s
[    0.788014] raid6: sse2x2    4616 MB/s
[    0.856007] raid6: sse2x4    5185 MB/s
[    0.858419] raid6: using algorithm sse2x1 (5207 MB/s)
[    0.860011] raid6: using ssse3x2 recovery algorithm
[    0.862417] ACPI: Added _OSI(Module Device)
[    0.864007] ACPI: Added _OSI(Processor Device)
[    0.866309] ACPI: Added _OSI(3.0 _SCP Extensions)
[    0.868006] ACPI: Added _OSI(Processor Aggregator Device)
[    0.871164] xen: registering gsi 9 triggering 0 polarity 0
[    0.873745] ACPI: Interpreter enabled
[    0.876014] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S1_] (20140926/hwxface-580)
[    0.882299] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S2_] (20140926/hwxface-580)
[    0.888012] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S3_] (20140926/hwxface-580)
[    0.894342] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S4_] (20140926/hwxface-580)
[    0.900013] ACPI: (supports S0 S5)
[    0.902332] ACPI: Using IOAPIC for interrupt routing
[    0.904048] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[    0.919062] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[    0.920014] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI]
[    0.922319] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM
[    0.925427] PCI host bridge to bus 0000:00
[    0.927699] pci_bus 0000:00: root bus resource [bus 00-ff]
[    0.928008] pci_bus 0000:00: root bus resource [mem 0xfe0000000-0xfffefffff]
[    0.930344] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7]
[    0.932012] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff]
[    0.934281] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff]
[    0.936011] pci_bus 0000:00: root bus resource [mem 0xf8000000-0xfffbffff]
[    0.938440] pci 0000:00:00.0: [8086:7192] type 00 class 0x060000
[    0.940469] pci 0000:00:07.0: [8086:7110] type 00 class 0x060100
[    0.943338] pci 0000:00:07.1: [8086:7111] type 00 class 0x010180
[    0.945352] pci 0000:00:07.1: reg 0x20: [io  0xffa0-0xffaf]
[    0.946344] pci 0000:00:07.1: legacy IDE quirk: reg 0x10: [io  0x01f0-0x01f7]
[    0.948008] pci 0000:00:07.1: legacy IDE quirk: reg 0x14: [io  0x03f6]
[    0.950391] pci 0000:00:07.1: legacy IDE quirk: reg 0x18: [io  0x0170-0x0177]
[    0.952007] pci 0000:00:07.1: legacy IDE quirk: reg 0x1c: [io  0x0376]
[    0.955167] pci 0000:00:07.3: [8086:7113] type 00 class 0x068000
[    0.955228] * Found PM-Timer Bug on the chipset. Due to workarounds for a bug,
* this clock source is slow. Consider trying other clock sources
[    0.958235] pci 0000:00:07.3: quirk: [io  0x0400-0x043f] claimed by PIIX4 ACPI
[    0.961143] pci 0000:00:08.0: [1414:5353] type 00 class 0x030000
[    0.961576] pci 0000:00:08.0: reg 0x10: [mem 0xf8000000-0xfbffffff]
[    0.964059] pci 0000:00:0a.0: [1011:0009] type 00 class 0x020000
[    0.964906] pci 0000:00:0a.0: reg 0x10: [io  0xec00-0xec7f]
[    0.965613] pci 0000:00:0a.0: reg 0x14: [mem 0xfebff000-0xfebfffff]
[    0.969011] pci 0000:00:0a.0: reg 0x30: [mem 0xfebe0000-0xfebeffff pref]
[    0.970813] pci_bus 0000:00: on NUMA node 0
[    0.970975] xen: registering gsi 13 triggering 1 polarity 0
[    0.972000] xen: registering gsi 5 triggering 1 polarity 0
[    0.972009] xen: registering gsi 7 triggering 1 polarity 0
[    0.979082] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 7 9 10 *11 12 14 15)
[    1.004280] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 7 9 10 11 12 14 15) *0, disabled.
[    1.034787] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 7 9 10 11 12 14 15) *0, disabled.
[    1.064286] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 7 9 10 11 12 14 15) *0, disabled.
[    1.094597] ACPI: Enabled 1 GPEs in block 00 to 0F
[    1.096058] xen:balloon: Initialising balloon driver
[    1.128712] xen_balloon: Initialising balloon driver
[    1.131396] vgaarb: setting as boot device: PCI:0000:00:08.0
[    1.132000] vgaarb: device added: PCI:0000:00:08.0,decodes=io+mem,owns=io+mem,locks=none
[    1.132007] vgaarb: loaded
[    1.134363] vgaarb: bridge control possible 0000:00:08.0
[    1.136211] SCSI subsystem initialized
[    1.138637] libata version 3.00 loaded.
[    1.138680] ACPI: bus type USB registered
[    1.140046] usbcore: registered new interface driver usbfs
[    1.142417] usbcore: registered new interface driver hub
[    1.144032] usbcore: registered new device driver usb
[    1.146498] PCI: Using ACPI for IRQ routing
[    1.148014] PCI: pci_cache_line_size set to 64 bytes
[    1.148518] e820: reserve RAM buffer [mem 0x0009f000-0x0009ffff]
[    1.148521] e820: reserve RAM buffer [mem 0xf7ff0000-0xf7ffffff]
[    1.148779] Switched to clocksource xen
[    1.157625] pnp: PnP ACPI init
[    1.160135] xen: registering gsi 8 triggering 1 polarity 0
[    1.160366] pnp 00:00: Plug and Play ACPI device, IDs PNP0b00 (active)
[    1.160424] xen: registering gsi 1 triggering 1 polarity 0
[    1.160641] pnp 00:01: Plug and Play ACPI device, IDs PNP0303 PNP030b (active)
[    1.160700] xen: registering gsi 12 triggering 1 polarity 0
[    1.160913] pnp 00:02: Plug and Play ACPI device, IDs PNP0f03 PNP0f13 (active)
[    1.161671] xen: registering gsi 4 triggering 1 polarity 0
[    1.161860] pnp 00:03: [dma 0 disabled]
[    1.161906] pnp 00:03: Plug and Play ACPI device, IDs PNP0501 (active)
[    1.162645] xen: registering gsi 3 triggering 1 polarity 0
[    1.162833] pnp 00:04: [dma 0 disabled]
[    1.162876] pnp 00:04: Plug and Play ACPI device, IDs PNP0501 (active)
[    1.163652] xen: registering gsi 6 triggering 1 polarity 0
[    1.163840] pnp 00:05: [dma 2]
[    1.163906] pnp 00:05: Plug and Play ACPI device, IDs PNP0700 (active)
[    1.163964] system 00:06: [io  0x01e0-0x01ef] has been reserved
[    1.166391] system 00:06: [io  0x0160-0x016f] has been reserved
[    1.168768] system 00:06: [io  0x0278-0x027f] has been reserved
[    1.171165] system 00:06: [io  0x0378-0x037f] has been reserved
[    1.173540] system 00:06: [io  0x0678-0x067f] has been reserved
[    1.175908] system 00:06: [io  0x0778-0x077f] has been reserved
[    1.178282] system 00:06: [io  0x04d0-0x04d1] has been reserved
[    1.180663] system 00:06: Plug and Play ACPI device, IDs PNP0c02 (active)
[    1.180884] system 00:07: [io  0x0400-0x043f] has been reserved
[    1.183246] system 00:07: [io  0x0370-0x0371] has been reserved
[    1.185808] system 00:07: [io  0x0440-0x044f] has been reserved
[    1.188198] system 00:07: [mem 0xfec00000-0xfec00fff] could not be reserved
[    1.190548] system 00:07: [mem 0xfee00000-0xfee00fff] has been reserved
[    1.192916] system 00:07: Plug and Play ACPI device, IDs PNP0c02 (active)
[    1.193090] system 00:08: [mem 0x00000000-0x0009ffff] could not be reserved
[    1.195470] system 00:08: [mem 0x000c0000-0x000dffff] could not be reserved
[    1.197881] system 00:08: [mem 0x000e0000-0x000fffff] could not be reserved
[    1.200257] system 00:08: [mem 0x00100000-0xf7ffffff] could not be reserved
[    1.202662] system 00:08: [mem 0xfffc0000-0xffffffff] has been reserved
[    1.205036] system 00:08: Plug and Play ACPI device, IDs PNP0c01 (active)
[    1.205342] pnp: PnP ACPI: found 9 devices
[    1.232174] PM-Timer failed consistency check  (0xffffff) - aborting.
[    1.234756] pci_bus 0000:00: resource 4 [mem 0xfe0000000-0xfffefffff]
[    1.234761] pci_bus 0000:00: resource 5 [io  0x0000-0x0cf7]
[    1.234764] pci_bus 0000:00: resource 6 [io  0x0d00-0xffff]
[    1.234766] pci_bus 0000:00: resource 7 [mem 0x000a0000-0x000bffff]
[    1.234769] pci_bus 0000:00: resource 8 [mem 0xf8000000-0xfffbffff]
[    1.234807] NET: Registered protocol family 2
[    1.237447] TCP established hash table entries: 65536 (order: 7, 524288 bytes)
[    1.240232] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes)
[    1.242854] TCP: Hash tables configured (established 65536 bind 65536)
[    1.245281] TCP: reno registered
[    1.247655] UDP hash table entries: 4096 (order: 5, 131072 bytes)
[    1.250097] UDP-Lite hash table entries: 4096 (order: 5, 131072 bytes)
[    1.252568] NET: Registered protocol family 1
[    1.254946] pci 0000:00:00.0: Limiting direct PCI/PCI transfers
[    1.257566] pci 0000:00:08.0: Video device with shadowed ROM
[    1.257652] PCI: CLS 32 bytes, default 64
[    1.258364] Trying to unpack rootfs image as initramfs...
[    4.625389] Freeing initrd memory: 13164K (ffff880004000000 - ffff880004cdb000)
[    4.627861] Scanning for low memory corruption every 60 seconds
[    4.630031] futex hash table entries: 256 (order: 2, 16384 bytes)
[    4.631958] audit: initializing netlink subsys (disabled)
[    4.633879] audit: type=2000 audit(1427745342.954:1): initialized
[    4.635877] HugeTLB registered 2 MB page size, pre-allocated 0 pages
[    4.639527] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[    4.641598] msgmni has been set to 994
[    4.643642] async_tx: api initialized (async)
[    4.645524] bounce: pool size: 64 pages
[    4.647501] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252)
[    4.649675] io scheduler noop registered
[    4.651623] io scheduler deadline registered
[    4.653691] io scheduler cfq registered (default)
[    4.655692] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
[    4.657590] pciehp: PCI Express Hot Plug Controller Driver version: 0.4
[    4.659474] intel_idle: does not run on family 6 model 26
[    4.659552] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
[    4.661694] ACPI: Power Button [PWRF]
[    4.663703] Warning: Processor Platform Limit not supported.
[    4.663861] xen:xen_evtchn: Event-channel device installed
[    4.665884] xen_pciback: backend is vpci
[    4.668021] Serial: 8250/16550 driver, 32 ports, IRQ sharing enabled
[    4.720914] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
[    4.774987] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A
[    4.779264] Linux agpgart interface v0.103
[    4.783264] brd: module loaded
[    4.786452] loop: module loaded
[    4.789161] ata_piix 0000:00:07.1: version 2.13
[    4.791745] scsi host0: ata_piix
[    4.794297] scsi host1: ata_piix
[    4.796756] ata1: PATA max UDMA/33 cmd 0x1f0 ctl 0x3f6 bmdma 0xffa0 irq 14
[    4.799131] ata2: PATA max UDMA/33 cmd 0x170 ctl 0x376 bmdma 0xffa8 irq 15
[    4.804252] libphy: Fixed MDIO Bus: probed
[    4.806657] tun: Universal TUN/TAP device driver, 1.6
[    4.809038] tun: (C) 1999-2004 Max Krasnyansky <m...@qualcomm.com>
[    4.811446] PPP generic driver version 2.4.2
[    4.813930] xen_netfront: Initialising Xen virtual ethernet driver
[    4.816403] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    4.818740] ehci-pci: EHCI PCI platform driver
[    4.821105] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    4.823476] ohci-pci: OHCI PCI platform driver
[    4.825885] uhci_hcd: USB Universal Host Controller Interface driver
[    4.828333] i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f03:PS2M] at 0x60,0x64 irq 1,12
[    4.834190] serio: i8042 KBD port at 0x60,0x64 irq 1
[    4.836593] serio: i8042 AUX port at 0x60,0x64 irq 12
[    4.839105] mousedev: PS/2 mouse device common for all mice
[    4.841868] rtc_cmos 00:00: RTC can wake from S4
[    4.865394] rtc_cmos 00:00: rtc core: registered rtc_cmos as rtc0
[    4.868368] rtc_cmos 00:00: alarms up to one month, 114 bytes nvram
[    4.870740] xen_wdt: Xen WatchDog Timer Driver v0.01
[    4.873198] xen_wdt: initialized (timeout=60s, nowayout=0)
[    4.875619] md: raid6 personality registered for level 6
[    4.878118] md: raid5 personality registered for level 5
[    4.880497] md: raid4 personality registered for level 4
[    4.882945] device-mapper: uevent: version 1.0.3
[    4.886052] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input1
[    4.888739] device-mapper: ioctl: 4.28.0-ioctl (2014-09-17) initialised: dm-de...@redhat.com
[    4.891915] device-mapper: multipath: version 1.7.0 loaded
[    4.894508] device-mapper: multipath round-robin: version 1.0.0 loaded
[    4.896969] hidraw: raw HID events driver (C) Jiri Kosina
[    4.899368] usbcore: registered new interface driver usbhid
[    4.901756] usbhid: USB HID core driver
[    4.904249] TCP: cubic registered
[    4.906753] NET: Registered protocol family 10
[    4.909527] NET: Registered protocol family 17
[    4.911989] bridge: automatic filtering via arp/ip/ip6tables has been deprecated. Update your scripts to load br_netfilter if you need this.
[    4.914634] Bridge firewalling registered
[    4.917039] 8021q: 802.1Q VLAN Support v1.8
[    4.919487] sctp: Hash tables configured (established 8192 bind 8192)
[    4.922377] registered taskstats version 1
[    4.925205]   Magic number: 7:144:952
[    4.927673] tty tty9: hash matches
[    4.930445] rtc_cmos 00:00: setting system clock to 2015-03-30 19:55:44 UTC (1427745344)
[    4.933042] BIOS EDD facility v0.16 2004-Jun-25, 1 devices found
[    4.935474] PM: Hibernation image not present or could not be loaded.
[    4.961733] ata1.00: ATA-8: Virtual HD, 1.1.0, max MWDMA2
[    4.964174] ata1.00: 1048576000 sectors, multi 128: LBA48 
[    4.970154] ata2.00: ATAPI: Virtual CD, , max MWDMA2
[    4.977304] ata2.00: configured for MWDMA2
[    4.983572] ata1.00: configured for MWDMA2
[    4.986084] scsi 0:0:0:0: Direct-Access     ATA      Virtual HD       0    PQ: 0 ANSI: 5
[    4.988878] sd 0:0:0:0: [sda] 1048576000 512-byte logical blocks: (536 GB/500 GiB)
[    4.991474] sd 0:0:0:0: [sda] 4096-byte physical blocks
[    4.993974] sd 0:0:0:0: Attached scsi generic sg0 type 0
[    4.996446] sd 0:0:0:0: [sda] Write Protect is off
[    4.998809] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
[    4.999886] scsi 1:0:0:0: CD-ROM            Msft     Virtual CD/ROM   1.0  PQ: 0 ANSI: 5
[    5.004786] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[    5.014903] sr 1:0:0:0: [sr0] scsi3-mmc drive: 0x/0x tray
[    5.017303] cdrom: Uniform CD-ROM driver Revision: 3.20
[    5.022100]  sda: sda1 sda2 sda3 sda4
[    5.024619] sr 1:0:0:0: Attached scsi CD-ROM sr0
[    5.025040] sr 1:0:0:0: Attached scsi generic sg1 type 5
[    5.028393] sd 0:0:0:0: [sda] Attached SCSI disk
[    5.031532] Freeing unused kernel memory: 1232K (ffffffff81cdd000 - ffffffff81e11000)
[    5.034158] Write protecting the kernel read-only data: 12288k
[    5.043139] Freeing unused kernel memory: 1384K (ffff8800016a6000 - ffff880001800000)
[    5.046468] Freeing unused kernel memory: 944K (ffff880001b14000 - ffff880001c00000)
[    5.572374] piix4_smbus 0000:00:07.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr
[    5.609550] tulip: Linux Tulip driver version 1.1.15 (Feb 27, 2007)
[    5.609940] ACPI: PCI Interrupt Link [LNKA] enabled at IRQ 9
[    5.609944] xen: registering gsi 9 triggering 0 polarity 1
[    5.609949] Already setup the GSI :9
[    5.773373] tulip0: EEPROM default media type 100baseTx-FDX
[    5.773377] tulip0: Index #0 - Media 100baseTx (#3) described by a 21140 non-MII (0) block
[    5.773379] tulip0: Index #1 - Media 100baseTx-FDX (#5) described by a 21140 non-MII (0) block
[    5.773575] net eth0: Digital DS21140 Tulip rev 32 at Port 0xec00, 00:15:5d:01:32:0a, IRQ 9
[    5.993327] input: PC Speaker as /devices/platform/pcspkr/input/input4
[    6.218516] Floppy drive(s): fd0 is 1.44M
[    6.233777] FDC 0 is an 82078.
[    6.360140] psmouse serio1: trackpoint: failed to get extended button data
[    7.554210] usbcore: registered new interface driver usb-storage
[    7.869381] kjournald starting.  Commit interval 5 seconds
[    7.876723] EXT3-fs (sda2): using internal journal
[    7.876727] EXT3-fs (sda2): mounted filesystem with ordered data mode
[    8.455010] systemd-udevd[718]: starting version 208
[    8.492765] random: udevd urandom read with 43 bits of entropy available
[    8.899915] tulip 0000:00:0a.0 enp0s10f0: renamed from eth0
[    8.900046] systemd-udevd[722]: renamed network interface eth0 to enp0s10f0
[   10.961488] psmouse serio1: trackpoint: IBM TrackPoint firmware: 0x01, buttons: 0/0
[   10.963155] input: TPPS/2 IBM TrackPoint as /devices/platform/i8042/serio1/input/input3
[   11.336475] kjournald starting.  Commit interval 5 seconds
[   11.337020] EXT3-fs (dm-0): using internal journal
[   11.337020] EXT3-fs (dm-0): mounted filesystem with ordered data mode
[   15.110069] tulip 0000:00:0a.0 peth0: renamed from enp0s10f0
[   19.433039] ip_tables: (C) 2000-2006 Netfilter Core Team
[   20.471761] device tap-int entered promiscuous mode
[   20.471792] br-internal: port 1(tap-int) entered forwarding state
[   20.471798] br-internal: port 1(tap-int) entered forwarding state
[   20.475215] device tap-ext entered promiscuous mode
[   20.475237] br-default: port 1(tap-ext) entered forwarding state
[   20.475243] br-default: port 1(tap-ext) entered forwarding state
[   20.486120] net peth0: Using EEPROM-set media 100baseTx-FDX
[   20.491703] device peth0 entered promiscuous mode
[   20.491757] br-default: port 2(peth0) entered forwarding state
[   20.491762] br-default: port 2(peth0) entered forwarding state
[   23.135322] nf_conntrack version 0.5.0 (4006 buckets, 16024 max)
[   28.001287] random: nonblocking pool is initialized
[   43.613508] device vif1.0 entered promiscuous mode
[   43.617581] IPv6: ADDRCONF(NETDEV_UP): vif1.0: link is not ready
[   44.074068] xen-blkback:ring-ref 8, event-channel 9, protocol 1 (x86_64-abi) persistent grants
[   45.232483] vif vif-1-0 vif1.0: Guest Rx ready
[   45.232675] IPv6: ADDRCONF(NETDEV_CHANGE): vif1.0: link becomes ready
[   45.232721] br-internal: port 2(vif1.0) entered forwarding state
[   45.232726] br-internal: port 2(vif1.0) entered forwarding state
[  238.232066] vif vif-1-0 vif1.0: Guest Rx stalled
[  238.232100] br-internal: port 2(vif1.0) entered disabled state
[  266.750256] br-internal: port 2(vif1.0) entered disabled state
[  266.750581] device vif1.0 left promiscuous mode
[  266.750596] br-internal: port 2(vif1.0) entered disabled state

[    0.000000] Initializing cgroup subsys cpuset
[    0.000000] Initializing cgroup subsys cpu
[    0.000000] Initializing cgroup subsys cpuacct
[    0.000000] Linux version 3.18.10 (root@buildbuntu) (gcc version 4.8.2 (GCC) ) #3 SMP Mon Mar 30 17:42:55 GMT 2015
[    0.000000] Command line: root=/dev/xvda1  box_address=39.64.145.36 server_id=6 code_to_box=c6b4927324bfda58f3b5084e145701c4 code_from_box=bf65fbceaa7f93cc939a9dd6cd3fb2ad
[    0.000000] KERNEL supported cpus:
[    0.000000]   Intel GenuineIntel
[    0.000000]   AMD AuthenticAMD
[    0.000000]   Centaur CentaurHauls
[    0.000000] ACPI in unprivileged domain disabled
[    0.000000] Set 0 page(s) to 1-1 mapping
[    0.000000] Remapped 0 page(s), last_pfn=256000
[    0.000000] Released 0 page(s)
[    0.000000] e820: BIOS-provided physical RAM map:
[    0.000000] Xen: [mem 0x0000000000000000-0x000000000009ffff] usable
[    0.000000] Xen: [mem 0x00000000000a0000-0x00000000000fffff] reserved
[    0.000000] Xen: [mem 0x0000000000100000-0x000000003e7fffff] usable
[    0.000000] NX (Execute Disable) protection: active
[    0.000000] DMI not present or invalid.
[    0.000000] AGP: No AGP bridge found
[    0.000000] e820: last_pfn = 0x3e800 max_arch_pfn = 0x400000000
[    0.000000] Scanning 1 areas for low memory corruption
[    0.000000] init_memory_mapping: [mem 0x00000000-0x000fffff]
[    0.000000] init_memory_mapping: [mem 0x3e600000-0x3e7fffff]
[    0.000000] init_memory_mapping: [mem 0x3c000000-0x3e5fffff]
[    0.000000] init_memory_mapping: [mem 0x00100000-0x3bffffff]
[    0.000000] Zone ranges:
[    0.000000]   DMA      [mem 0x00001000-0x00ffffff]
[    0.000000]   DMA32    [mem 0x01000000-0xffffffff]
[    0.000000]   Normal   empty
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x00001000-0x0009ffff]
[    0.000000]   node   0: [mem 0x00100000-0x3e7fffff]
[    0.000000] Initmem setup node 0 [mem 0x00001000-0x3e7fffff]
[    0.000000] SFI: Simple Firmware Interface v0.81 http://simplefirmware.org
[    0.000000] smpboot: Allowing 1 CPUs, 0 hotplug CPUs
[    0.000000] PM: Registered nosave memory: [mem 0x00000000-0x00000fff]
[    0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000fffff]
[    0.000000] e820: [mem 0x3e800000-0xffffffff] available for PCI devices
[    0.000000] Booting paravirtualized kernel on Xen
[    0.000000] Xen version: 4.5.0 (preserve-AD)
[    0.000000] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:1 nr_node_ids:1
[    0.000000] PERCPU: Embedded 29 pages/cpu @ffff88003e000000 s79872 r8192 d30720 u2097152
[    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 251882
[    0.000000] Kernel command line: root=/dev/xvda1  box_address=39.64.145.36 server_id=6 code_to_box=c6b4927324bfda58f3b5084e145701c4 code_from_box=bf65fbceaa7f93cc939a9dd6cd3fb2ad
[    0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes)
[    0.000000] Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes)
[    0.000000] Inode-cache hash table entries: 65536 (order: 7, 524288 bytes)
[    0.000000] AGP: Checking aperture...
[    0.000000] AGP: No AGP bridge found
[    0.000000] Memory: 985796K/1023612K available (6800K kernel code, 877K rwdata, 3152K rodata, 1232K init, 1072K bss, 37816K reserved)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[    0.000000] Hierarchical RCU implementation.
[    0.000000] 	CONFIG_RCU_FANOUT set to non-default value of 32
[    0.000000] 	RCU dyntick-idle grace-period acceleration is enabled.
[    0.000000] 	RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=1.
[    0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1
[    0.000000] NR_IRQS:4352 nr_irqs:24 0
[    0.000000] xen:events: Using FIFO-based ABI
[    0.000000] Console: colour dummy device 80x25
[    0.000000] console [tty0] enabled
[    0.000000] console [hvc0] enabled
[    0.000000] installing Xen timer for CPU 0
[    0.000000] tsc: Detected 2208.968 MHz processor
[    0.004000] Calibrating delay loop (skipped), value calculated using timer frequency.. 4417.93 BogoMIPS (lpj=8835872)
[    0.004000] pid_max: default: 32768 minimum: 301
[    0.004000] Mount-cache hash table entries: 2048 (order: 2, 16384 bytes)
[    0.004000] Mountpoint-cache hash table entries: 2048 (order: 2, 16384 bytes)
[    0.004000] Initializing cgroup subsys devices
[    0.004000] Initializing cgroup subsys freezer
[    0.004000] Initializing cgroup subsys net_cls
[    0.004000] Initializing cgroup subsys blkio
[    0.004000] Last level iTLB entries: 4KB 512, 2MB 7, 4MB 7
[    0.004000] Last level dTLB entries: 4KB 512, 2MB 32, 4MB 32, 1GB 0
[    0.004000] Freeing SMP alternatives memory: 28K (ffffffff81e11000 - ffffffff81e18000)
[    0.004000] ftrace: allocating 25461 entries in 100 pages
[    0.004000] cpu 0 spinlock event irq 17
[    0.004000] Performance Events: unsupported p6 CPU model 26 no PMU driver, software events only.
[    0.004000] x86: Booted up 1 node, 1 CPUs
[    0.004000] devtmpfs: initialized
[    0.004000] xor: measuring software checksum speed
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296
[    0.004000]    prefetch64-sse: loop #0 jiffies=4294892296

... and so on...


Attachment: proc-cpuinfo.out
Description: Binary data

 Xen 4.5.0
(XEN) Xen version 4.5.0 (@) (gcc (GCC) 4.8.2) debug=y Fri Mar 27 14:19:31 GMT 2015
(XEN) Latest ChangeSet: 
(XEN) Bootloader: GRUB 2.00
(XEN) Command line: dom0_mem=800M sched=credit
(XEN) Video information:
(XEN)  VGA is text mode 80x25, font 8x16
(XEN)  VBE/DDC methods: none; EDID transfer time: 0 seconds
(XEN)  EDID info not retrieved because no DDC retrieval method detected
(XEN) Disc information:
(XEN)  Found 1 MBR signatures
(XEN)  Found 1 EDD information structures
(XEN) Xen-e820 RAM map:
(XEN)  0000000000000000 - 000000000009fc00 (usable)
(XEN)  000000000009fc00 - 00000000000a0000 (reserved)
(XEN)  00000000000e0000 - 0000000000100000 (reserved)
(XEN)  0000000000100000 - 00000000f7ff0000 (usable)
(XEN)  00000000f7ff0000 - 00000000f7fff000 (ACPI data)
(XEN)  00000000f7fff000 - 00000000f8000000 (ACPI NVS)
(XEN)  0000000100000000 - 0000000208000000 (usable)
(XEN) ACPI: RSDP 000F56F0, 0014 (r0 ACPIAM)
(XEN) ACPI: RSDT F7FF0000, 0040 (r1 VRTUAL MICROSFT  5001223 MSFT       97)
(XEN) ACPI: FACP F7FF0200, 0081 (r2 VRTUAL MICROSFT  5001223 MSFT       97)
(XEN) ACPI: DSDT F7FF1724, 2E78 (r1 MSFTVM MSFTVM02        2 INTL  2002026)
(XEN) ACPI: FACS F7FFF000, 0040
(XEN) ACPI: WAET F7FF1480, 0028 (r1 VRTUAL MICROSFT  5001223 MSFT       97)
(XEN) ACPI: SLIC F7FF14C0, 0176 (r1 VRTUAL MICROSFT  5001223 MSFT       97)
(XEN) ACPI: OEM0 F7FF16C0, 0064 (r1 VRTUAL MICROSFT  5001223 MSFT       97)
(XEN) ACPI: SRAT F7FF0600, 0090 (r2 VRTUAL MICROSFT        1 MSFT        1)
(XEN) ACPI: APIC F7FF0300, 024C (r1 VRTUAL MICROSFT  5001223 MSFT       97)
(XEN) ACPI: OEMB F7FFF040, 0064 (r1 VRTUAL MICROSFT  5001223 MSFT       97)
(XEN) System RAM: 8191MB (8388156kB)
(XEN) SRAT: PXM 0 -> APIC 0 -> Node 0
(XEN) SRAT: Node 0 PXM 0 0-f8000000
(XEN) SRAT: Node 0 PXM 0 100000000-208000000
(XEN) NUMA: Using 20 for the hash shift.
(XEN) Domain heap initialised
(XEN) found SMP MP-table at 000ff780
(XEN) DMI 2.3 present.
(XEN) Using APIC driver default
(XEN) ACPI: PM-Timer IO Port: 0x408
(XEN) ACPI: SLEEP INFO: pm1x_cnt[1:404,1:0], pm1x_evt[1:400,1:0]
(XEN) ACPI:             wakeup_vec[f7fff00c], vec_size[20]
(XEN) ACPI: Local APIC address 0xfee00000
(XEN) ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
(XEN) Processor #0 7:10 APIC version 20
(XEN) ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x03] lapic_id[0x02] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x04] lapic_id[0x03] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x05] lapic_id[0x04] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x06] lapic_id[0x05] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x07] lapic_id[0x06] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x08] lapic_id[0x07] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x09] lapic_id[0x08] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x0a] lapic_id[0x09] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x0b] lapic_id[0x0a] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x0c] lapic_id[0x0b] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x0d] lapic_id[0x0c] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x0e] lapic_id[0x0d] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x0f] lapic_id[0x0e] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x10] lapic_id[0x0f] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x11] lapic_id[0x10] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x12] lapic_id[0x11] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x13] lapic_id[0x12] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x14] lapic_id[0x13] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x15] lapic_id[0x14] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x16] lapic_id[0x15] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x17] lapic_id[0x16] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x18] lapic_id[0x17] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x19] lapic_id[0x18] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x1a] lapic_id[0x19] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x1b] lapic_id[0x1a] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x1c] lapic_id[0x1b] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x1d] lapic_id[0x1c] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x1e] lapic_id[0x1d] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x1f] lapic_id[0x1e] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x20] lapic_id[0x1f] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x21] lapic_id[0x20] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x22] lapic_id[0x21] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x23] lapic_id[0x22] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x24] lapic_id[0x23] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x25] lapic_id[0x24] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x26] lapic_id[0x25] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x27] lapic_id[0x26] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x28] lapic_id[0x27] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x29] lapic_id[0x28] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x2a] lapic_id[0x29] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x2b] lapic_id[0x2a] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x2c] lapic_id[0x2b] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x2d] lapic_id[0x2c] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x2e] lapic_id[0x2d] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x2f] lapic_id[0x2e] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x30] lapic_id[0x2f] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x31] lapic_id[0x30] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x32] lapic_id[0x31] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x33] lapic_id[0x32] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x34] lapic_id[0x33] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x35] lapic_id[0x34] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x36] lapic_id[0x35] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x37] lapic_id[0x36] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x38] lapic_id[0x37] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x39] lapic_id[0x38] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x3a] lapic_id[0x39] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x3b] lapic_id[0x3a] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x3c] lapic_id[0x3b] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x3d] lapic_id[0x3c] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x3e] lapic_id[0x3d] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x3f] lapic_id[0x3e] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x40] lapic_id[0x3f] disabled)
(XEN) ACPI: IOAPIC (id[0x00] address[0xfec00000] gsi_base[0])
(XEN) IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23
(XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
(XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
(XEN) ACPI: IRQ0 used by override.
(XEN) ACPI: IRQ2 used by override.
(XEN) ACPI: IRQ9 used by override.
(XEN) Enabling APIC mode:  Flat.  Using 1 I/O APICs
(XEN) ERST table was not found
(XEN) Using ACPI (MADT) for SMP configuration information
(XEN) SMP: Allowing 64 CPUs (63 hotplug CPUs)
(XEN) IRQ limits: 24 GSI, 184 MSI/MSI-X
(XEN) Using scheduler: SMP Credit Scheduler (credit)
(XEN) Detected 2208.968 MHz processor.
(XEN) Initing memory sharing.
(XEN) mce_intel.c:719: MCA Capability: BCAST 1 SER 1 CMCI 0 firstbank 0 extended MCE MSR 0
(XEN) Intel machine check reporting enabled
(XEN) alt table ffff82d0802d5830 -> ffff82d0802d6838
(XEN) I/O virtualisation disabled
(XEN) ENABLING IO-APIC IRQs
(XEN)  -> Using new ACK method
(XEN) ..TIMER: vector=0xF0 apic1=0 pin1=2 apic2=-1 pin2=-1
(XEN) Platform timer is 3.579MHz ACPI PM Timer
(XEN) Allocated console ring of 16 KiB.
(XEN) Brought up 1 CPUs
(XEN) CPUIDLE: disabled due to no HPET. Force enable with 'cpuidle'.
(XEN) ACPI sleep modes: S3
(XEN) mcheck_poll: Machine check polling timer started.
(XEN) xenoprof: Initialization failed. Intel processor family 6 model 26is not supported
(XEN) Dom0 has maximum 208 PIRQs
(XEN) *** LOADING DOMAIN 0 ***
(XEN) elf_parse_binary: phdr: paddr=0x1000000 memsz=0xb14000
(XEN) elf_parse_binary: phdr: paddr=0x1c00000 memsz=0xdd000
(XEN) elf_parse_binary: phdr: paddr=0x1cdd000 memsz=0x13800
(XEN) elf_parse_binary: phdr: paddr=0x1cf1000 memsz=0x494000
(XEN) elf_parse_binary: memory: 0x1000000 -> 0x2185000
(XEN) elf_xen_parse_note: GUEST_OS = "linux"
(XEN) elf_xen_parse_note: GUEST_VERSION = "2.6"
(XEN) elf_xen_parse_note: XEN_VERSION = "xen-3.0"
(XEN) elf_xen_parse_note: VIRT_BASE = 0xffffffff80000000
(XEN) elf_xen_parse_note: ENTRY = 0xffffffff81cf11f0
(XEN) elf_xen_parse_note: HYPERCALL_PAGE = 0xffffffff81001000
(XEN) elf_xen_parse_note: FEATURES = "!writable_page_tables|pae_pgdir_above_4gb|writable_descriptor_tables|auto_translated_physmap|supervisor_mode_kernel"
(XEN) elf_xen_parse_note: SUPPORTED_FEATURES = 0x90d
(XEN) elf_xen_parse_note: PAE_MODE = "yes"
(XEN) elf_xen_parse_note: LOADER = "generic"
(XEN) elf_xen_parse_note: unknown xen elf note (0xd)
(XEN) elf_xen_parse_note: SUSPEND_CANCEL = 0x1
(XEN) elf_xen_parse_note: MOD_START_PFN = 0x1
(XEN) elf_xen_parse_note: HV_START_LOW = 0xffff800000000000
(XEN) elf_xen_parse_note: PADDR_OFFSET = 0x0
(XEN) elf_xen_addr_calc_check: addresses:
(XEN)     virt_base        = 0xffffffff80000000
(XEN)     elf_paddr_offset = 0x0
(XEN)     virt_offset      = 0xffffffff80000000
(XEN)     virt_kstart      = 0xffffffff81000000
(XEN)     virt_kend        = 0xffffffff82185000
(XEN)     virt_entry       = 0xffffffff81cf11f0
(XEN)     p2m_base         = 0xffffffffffffffff
(XEN)  Xen  kernel: 64-bit, lsb, compat32
(XEN)  Dom0 kernel: 64-bit, PAE, lsb, paddr 0x1000000 -> 0x2185000
(XEN) PHYSICAL MEMORY ARRANGEMENT:
(XEN)  Dom0 alloc.:   0000000138000000->000000013c000000 (185125 pages to be allocated)
(XEN)  Init. ramdisk: 0000000207325000->0000000207fff5ce
(XEN) VIRTUAL MEMORY ARRANGEMENT:
(XEN)  Loaded kernel: ffffffff81000000->ffffffff82185000
(XEN)  Init. ramdisk: 0000000000000000->0000000000000000
(XEN)  Phys-Mach map: ffffffff82185000->ffffffff82315000
(XEN)  Start info:    ffffffff82315000->ffffffff823154b4
(XEN)  Page tables:   ffffffff82316000->ffffffff8232b000
(XEN)  Boot stack:    ffffffff8232b000->ffffffff8232c000
(XEN)  TOTAL:         ffffffff80000000->ffffffff82400000
(XEN)  ENTRY ADDRESS: ffffffff81cf11f0
(XEN) Dom0 has maximum 1 VCPUs
(XEN) elf_load_binary: phdr 0 at 0xffffffff81000000 -> 0xffffffff81b14000
(XEN) elf_load_binary: phdr 1 at 0xffffffff81c00000 -> 0xffffffff81cdd000
(XEN) elf_load_binary: phdr 2 at 0xffffffff81cdd000 -> 0xffffffff81cf0800
(XEN) elf_load_binary: phdr 3 at 0xffffffff81cf1000 -> 0xffffffff81e19000
(XEN) Scrubbing Free RAM on 1 nodes using 1 CPUs
(XEN) .................................................................done.
(XEN) Initial low memory virq threshold set at 0x4000 pages.
(XEN) Std. Loglevel: All
(XEN) Guest Loglevel: All
(XEN) Xen is relinquishing VGA console.
(XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch input to Xen)
(XEN) Freed 272kB init memory.
(XEN) PCI add device 0000:00:00.0
(XEN) PCI add device 0000:00:07.0
(XEN) PCI add device 0000:00:07.1
(XEN) PCI add device 0000:00:07.3
(XEN) PCI add device 0000:00:08.0
(XEN) PCI add device 0000:00:0a.0
(d1) mapping kernel into physical memory
(d1) about to get started...
(XEN) traps.c:2579:d1v0 Domain attempted WRMSR 00000000c0000081 from 0xe023e00800000000 to 0x0023001000000000.
(XEN) traps.c:2579:d1v0 Domain attempted WRMSR 00000000c0000082 from 0xffff82d0802db000 to 0xffffffff812f6c50.
(XEN) traps.c:2579:d1v0 Domain attempted WRMSR 00000000c0000083 from 0xffff82d0802db080 to 0xffffffff812f88d0.
(XEN) traps.c:2579:d1v0 Domain attempted WRMSR 00000000c0000084 from 0x0000000000074700 to 0x0000000000047700.
(d3) mapping kernel into physical memory
(d3) about to get started...
(d4) mapping kernel into physical memory
(d4) about to get started...
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