dmesg - minidisktest
Initializing cgroup subsys cpuset
Initializing cgroup subsys cpu
Linux version 2.6.32-5-686 (Debian 2.6.32-45) (dannf@debian.org) (gcc version 4.3.5 (Debian 4.3.5-4) ) #1 SMP Sun May 6 04:01:19 UTC 2012
KERNEL supported cpus:
Intel GenuineIntel
AMD AuthenticAMD
NSC Geode by NSC
Cyrix CyrixInstead
Centaur CentaurHauls
Transmeta GenuineTMx86
Transmeta TransmetaCPU
UMC UMC UMC UMC
BIOS-provided physical RAM map:
BIOS-e820: 0000000000000000 - 000000000009fc00 (usable)
BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved)
BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved)
BIOS-e820: 0000000000100000 - 000000003fff0000 (usable)
BIOS-e820: 000000003fff0000 - 0000000040000000 (ACPI data)
BIOS-e820: 00000000fffc0000 - 0000000100000000 (reserved)
DMI 2.5 present.
last_pfn = 0x3fff0 max_arch_pfn = 0x100000
MTRR default type: uncachable
MTRR variable ranges disabled:
x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106
CPU MTRRs all blank - virtualized system.
initial memory mapped : 0 - 01800000
init_memory_mapping: 0000000000000000-00000000373fe000
0000000000 - 0000400000 page 4k
0000400000 - 0037000000 page 2M
0037000000 - 00373fe000 page 4k
kernel direct mapping tables up to 373fe000 @ 7000-d000
RAMDISK: 2f7e5000 - 30033593
ACPI: RSDP 000e0000 00024 (v02 VBOX )
ACPI: XSDT 3fff0030 00034 (v01 VBOX VBOXXSDT 00000001 ASL 00000061)
ACPI: FACP 3fff00f0 000F4 (v04 VBOX VBOXFACP 00000001 ASL 00000061)
ACPI: DSDT 3fff0410 01B96 (v01 VBOX VBOXBIOS 00000002 INTL 20100528)
ACPI: FACS 3fff0200 00040
ACPI: SSDT 3fff0240 001CC (v01 VBOX VBOXCPUT 00000002 INTL 20100528)
139MB HIGHMEM available.
883MB LOWMEM available.
mapped low ram: 0 - 373fe000
low ram: 0 - 373fe000
node 0 low ram: 00000000 - 373fe000
node 0 bootmap 00009000 - 0000fe80
(9 early reservations) ==> bootmem [0000000000 - 00373fe000]
#0 [0000000000 - 0000001000] BIOS data page ==> [0000000000 - 0000001000]
#1 [0000001000 - 0000002000] EX TRAMPOLINE ==> [0000001000 - 0000002000]
#2 [0000006000 - 0000007000] TRAMPOLINE ==> [0000006000 - 0000007000]
#3 [0001000000 - 00014ccd2c] TEXT DATA BSS ==> [0001000000 - 00014ccd2c]
#4 [002f7e5000 - 0030033593] RAMDISK ==> [002f7e5000 - 0030033593]
#5 [000009f800 - 0000100000] BIOS reserved ==> [000009f800 - 0000100000]
#6 [00014cd000 - 00014d30c1] BRK ==> [00014cd000 - 00014d30c1]
#7 [0000007000 - 0000009000] PGTABLE ==> [0000007000 - 0000009000]
#8 [0000009000 - 0000010000] BOOTMAP ==> [0000009000 - 0000010000]
Zone PFN ranges:
DMA 0x00000000 -> 0x00001000
Normal 0x00001000 -> 0x000373fe
HighMem 0x000373fe -> 0x0003fff0
Movable zone start PFN for each node
early_node_map[2] active PFN ranges
0: 0x00000000 -> 0x0000009f
0: 0x00000100 -> 0x0003fff0
On node 0 totalpages: 262031
free_area_init_node: node 0, pgdat c13b48c0, node_mem_map c14d5000
DMA zone: 32 pages used for memmap
DMA zone: 0 pages reserved
DMA zone: 3967 pages, LIFO batch:0
Normal zone: 1736 pages used for memmap
Normal zone: 220470 pages, LIFO batch:31
HighMem zone: 280 pages used for memmap
HighMem zone: 35546 pages, LIFO batch:7
Using APIC driver default
ACPI: PM-Timer IO Port: 0x4008
SMP: Allowing 1 CPUs, 0 hotplug CPUs
Found and enabled local APIC!
nr_irqs_gsi: 16
PM: Registered nosave memory: 000000000009f000 - 00000000000a0000
PM: Registered nosave memory: 00000000000a0000 - 00000000000f0000
PM: Registered nosave memory: 00000000000f0000 - 0000000000100000
Allocating PCI resources starting at 40000000 (gap: 40000000:bffc0000)
Booting paravirtualized kernel on bare hardware
NR_CPUS:32 nr_cpumask_bits:32 nr_cpu_ids:1 nr_node_ids:1
PERCPU: Embedded 14 pages/cpu @c2000000 s34328 r0 d23016 u4194304
pcpu-alloc: s34328 r0 d23016 u4194304 alloc=1*4194304
pcpu-alloc: [0] 0
Built 1 zonelists in Zone order, mobility grouping on. Total pages: 259983
PID hash table entries: 4096 (order: 2, 16384 bytes)
Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
Enabling fast FPU save and restore... done.
Enabling unmasked SIMD FPU exception support... done.
Initializing CPU#0
Initializing HighMem for node 0 (000373fe:0003fff0)
Memory: 1025172k/1048512k available (2506k kernel code, 22552k reserved, 1326k data, 380k init, 143304k highmem)
virtual kernel memory layout:
fixmap : 0xffd56000 - 0xfffff000 (2724 kB)
pkmap : 0xff400000 - 0xff800000 (4096 kB)
vmalloc : 0xf7bfe000 - 0xff3fe000 ( 120 MB)
lowmem : 0xc0000000 - 0xf73fe000 ( 883 MB)
.init : 0xc13bf000 - 0xc141e000 ( 380 kB)
.data : 0xc1272b8b - 0xc13be4c4 (1326 kB)
.text : 0xc1000000 - 0xc1272b8b (2506 kB)
Checking if this processor honours the WP bit even in supervisor mode...Ok.
SLUB: Genslabs=13, HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
Hierarchical RCU implementation.
NR_IRQS:1280
Console: colour VGA+ 80x25
console [tty0] enabled
Fast TSC calibration failed
TSC: PIT calibration matches PMTIMER. 2 loops
Detected 2472.167 MHz processor.
Calibrating delay loop (skipped), value calculated using timer frequency.. 4944.33 BogoMIPS (lpj=9888668)
Security Framework initialized
SELinux: Disabled at boot.
Mount-cache hash table entries: 512
Initializing cgroup subsys ns
Initializing cgroup subsys cpuacct
Initializing cgroup subsys devices
Initializing cgroup subsys freezer
Initializing cgroup subsys net_cls
, L1 D cache: 32K
CPU: L2 cache: 6144K
mce: CPU supports 0 MCE banks
using mwait in idle threads.
Performance Events: unsupported p6 CPU model 58 no PMU driver, software events only.
Checking 'hlt' instruction... OK.
SMP alternatives: switching to UP code
Freeing SMP alternatives: 13k freed
ACPI: Core revision 20090903
ACPI: setting ELCR to 0200 (from 0e20)
Enabling APIC mode: Flat. Using 0 I/O APICs
weird, boot CPU (#0) not listed by the BIOS.
SMP motherboard not detected.
SMP disabled
Brought up 1 CPUs
Total of 1 processors activated (4944.33 BogoMIPS).
CPU0 attaching NULL sched-domain.
devtmpfs: initialized
regulator: core version 0.5
NET: Registered protocol family 16
ACPI: bus type pci registered
PCI: PCI BIOS revision 2.10 entry at 0xfda26, last bus=0
PCI: Using configuration type 1 for base access
bio: create slab at 0
ACPI: EC: Look up EC in DSDT
ACPI: Executed 1 blocks of module-level executable AML code
ACPI: Interpreter enabled
ACPI: (supports S0 S5)
ACPI: Using PIC for interrupt routing
ACPI: No dock devices found.
ACPI: PCI Root Bridge [PCI0] (0000:00)
pci 0000:00:01.1: reg 20 io port: [0xd000-0xd00f]
pci 0000:00:02.0: reg 10 32bit mmio pref: [0xe0000000-0xe0ffffff]
pci 0000:00:03.0: reg 10 32bit mmio: [0xf0000000-0xf001ffff]
pci 0000:00:03.0: reg 18 io port: [0xd010-0xd017]
pci 0000:00:04.0: reg 10 io port: [0xd020-0xd03f]
pci 0000:00:04.0: reg 14 32bit mmio: [0xf0400000-0xf07fffff]
pci 0000:00:04.0: reg 18 32bit mmio pref: [0xf0800000-0xf0803fff]
pci 0000:00:05.0: reg 10 io port: [0xd100-0xd1ff]
pci 0000:00:05.0: reg 14 io port: [0xd200-0xd23f]
pci 0000:00:06.0: reg 10 32bit mmio: [0xf0804000-0xf0804fff]
pci 0000:00:0d.0: reg 10 io port: [0xd240-0xd247]
pci 0000:00:0d.0: reg 18 io port: [0xd250-0xd257]
pci 0000:00:0d.0: reg 20 io port: [0xd260-0xd26f]
pci 0000:00:0d.0: reg 24 32bit mmio: [0xf0806000-0xf0807fff]
pci_bus 0000:00: on NUMA node 0
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT]
ACPI: PCI Interrupt Link [LNKA] (IRQs *5 9 10 11)
ACPI: PCI Interrupt Link [LNKB] (IRQs 5 9 10 *11)
ACPI: PCI Interrupt Link [LNKC] (IRQs 5 9 *10 11)
ACPI: PCI Interrupt Link [LNKD] (IRQs 5 *9 10 11)
vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
vgaarb: loaded
PCI: Using ACPI for IRQ routing
Switching to clocksource tsc
pnp: PnP ACPI init
ACPI: bus type pnp registered
pnp: PnP ACPI: found 5 devices
ACPI: ACPI bus type pnp unregistered
PnPBIOS: Disabled by ACPI PNP
pci_bus 0000:00: resource 0 io: [0x00-0xffff]
pci_bus 0000:00: resource 1 mem: [0x000000-0xffffffff]
NET: Registered protocol family 2
IP route cache hash table entries: 32768 (order: 5, 131072 bytes)
TCP established hash table entries: 131072 (order: 8, 1048576 bytes)
TCP bind hash table entries: 65536 (order: 7, 524288 bytes)
TCP: Hash tables configured (established 131072 bind 65536)
TCP reno registered
NET: Registered protocol family 1
pci 0000:00:00.0: Limiting direct PCI/PCI transfers
pci 0000:00:01.0: Activating ISA DMA hang workarounds
pci 0000:00:02.0: Boot video device
ACPI: PCI Interrupt Link [LNKB] enabled at IRQ 11
PCI: setting IRQ 11 as level-triggered
pci 0000:00:06.0: PCI INT A -> Link[LNKB] -> GSI 11 (level, low) -> IRQ 11
pci 0000:00:06.0: PCI INT A disabled
Unpacking initramfs...
Freeing initrd memory: 8505k freed
platform rtc_cmos: registered platform RTC device (no PNP device found)
audit: initializing netlink socket (disabled)
type=2000 audit(1350075817.257:1): initialized
highmem bounce pool size: 64 pages
HugeTLB registered 4 MB page size, pre-allocated 0 pages
VFS: Disk quotas dquot_6.5.2
Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
msgmni has been set to 1739
alg: No test for stdrng (krng)
Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253)
io scheduler noop registered
io scheduler anticipatory registered
io scheduler deadline registered
io scheduler cfq registered (default)
isapnp: Scanning for PnP cards...
isapnp: No Plug & Play device found
Linux agpgart interface v0.103
PNP: PS/2 Controller [PNP0303:PS2K,PNP0f03:PS2M] at 0x60,0x64 irq 1,12
serio: i8042 KBD port at 0x60,0x64 irq 1
serio: i8042 AUX port at 0x60,0x64 irq 12
mice: PS/2 mouse device common for all mice
input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input0
rtc_cmos rtc_cmos: rtc core: registered rtc_cmos as rtc0
rtc0: alarms up to one day, 114 bytes nvram
cpuidle: using governor ladder
cpuidle: using governor menu
No iBFT detected.
TCP cubic registered
NET: Registered protocol family 10
Mobile IPv6
NET: Registered protocol family 17
Using IPI No-Shortcut mode
PM: Resume from disk failed.
registered taskstats version 1
rtc_cmos rtc_cmos: setting system clock to 2012-10-12 21:03:38 UTC (1350075818)
Initalizing network drop monitor service
Freeing unused kernel memory: 380k freed
Write protecting the kernel text: 2508k
Write protecting the kernel read-only data: 920k
udev[46]: starting version 164
Intel(R) PRO/1000 Network Driver - version 7.3.21-k5-NAPI
Copyright (c) 1999-2006 Intel Corporation.
ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 10
PCI: setting IRQ 10 as level-triggered
e1000 0000:00:03.0: PCI INT A -> Link[LNKC] -> GSI 10 (level, low) -> IRQ 10
e1000 0000:00:03.0: setting latency timer to 64
SCSI subsystem initialized
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
libata version 3.00 loaded.
e1000: 0000:00:03.0: e1000_probe: (PCI:33MHz:32-bit) 08:00:27:c2:1d:57
e1000: eth0: e1000_probe: Intel(R) PRO/1000 Network Connection
ohci_hcd 0000:00:06.0: PCI INT A -> Link[LNKB] -> GSI 11 (level, low) -> IRQ 11
ohci_hcd 0000:00:06.0: setting latency timer to 64
ohci_hcd 0000:00:06.0: OHCI Host Controller
ohci_hcd 0000:00:06.0: new USB bus registered, assigned bus number 1
ohci_hcd 0000:00:06.0: irq 11, io mem 0xf0804000
usb usb1: New USB device found, idVendor=1d6b, idProduct=0001
usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
usb usb1: Product: OHCI Host Controller
usb usb1: Manufacturer: Linux 2.6.32-5-686 ohci_hcd
usb usb1: SerialNumber: 0000:00:06.0
usb usb1: configuration #1 chosen from 1 choice
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 8 ports detected
ahci 0000:00:0d.0: version 3.0
ACPI: PCI Interrupt Link [LNKA] enabled at IRQ 5
PCI: setting IRQ 5 as level-triggered
ahci 0000:00:0d.0: PCI INT A -> Link[LNKA] -> GSI 5 (level, low) -> IRQ 5
ahci: SSS flag set, parallel bus scan disabled
ahci 0000:00:0d.0: AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl SATA mode
ahci 0000:00:0d.0: flags: 64bit ncq stag only ccc
ahci 0000:00:0d.0: setting latency timer to 64
scsi0 : ahci
ata1: SATA max UDMA/133 abar m8192@0xf0806000 port 0xf0806100 irq 5
ata_piix 0000:00:01.1: version 2.13
ata_piix 0000:00:01.1: setting latency timer to 64
scsi1 : ata_piix
scsi2 : ata_piix
ata2: PATA max UDMA/33 cmd 0x1f0 ctl 0x3f6 bmdma 0xd000 irq 14
ata3: PATA max UDMA/33 cmd 0x170 ctl 0x376 bmdma 0xd008 irq 15
ata3.00: ATAPI: VBOX CD-ROM, 1.0, max UDMA/133
ata3.00: configured for UDMA/33
ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
ata1.00: ATA-6: VBOX HARDDISK, 1.0, max UDMA/133
ata1.00: 41943040 sectors, multi 128: LBA48 NCQ (depth 31/32)
ata1.00: configured for UDMA/133
scsi 0:0:0:0: Direct-Access ATA VBOX HARDDISK 1.0 PQ: 0 ANSI: 5
scsi 2:0:0:0: CD-ROM VBOX CD-ROM 1.0 PQ: 0 ANSI: 5
sd 0:0:0:0: [sda] 41943040 512-byte logical blocks: (21.4 GB/20.0 GiB)
sd 0:0:0:0: [sda] Write Protect is off
sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
sda:sr0: scsi3-mmc drive: 32x/32x xa/form2 tray
Uniform CD-ROM driver Revision: 3.20
sr 2:0:0:0: Attached scsi CD-ROM sr0
sda1 sda2 < sda5 >
sd 0:0:0:0: [sda] Attached SCSI disk
sd 0:0:0:0: Attached scsi generic sg0 type 0
sr 2:0:0:0: Attached scsi generic sg1 type 5
usb 1-1: new full speed USB device using ohci_hcd and address 2
PM: Starting manual resume from disk
PM: Resume from partition 8:5
PM: Checking hibernation image.
PM: Error -22 checking image file
PM: Resume from disk failed.
kjournald starting. Commit interval 5 seconds
EXT3-fs: mounted filesystem with ordered data mode.
usb 1-1: New USB device found, idVendor=80ee, idProduct=0021
usb 1-1: New USB device strings: Mfr=1, Product=3, SerialNumber=0
usb 1-1: Product: USB Tablet
usb 1-1: Manufacturer: VirtualBox
usb 1-1: configuration #1 chosen from 1 choice
udev[227]: starting version 164
input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1
ACPI: Power Button [PWRF]
input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input2
ACPI: Sleep Button [SLPF]
ACPI: AC Adapter [AC] (on-line)
ACPI: Battery Slot [BAT0] (battery present)
parport_pc 00:04: reported by Plug and Play ACPI
usbcore: registered new interface driver hiddev
input: VirtualBox USB Tablet as /devices/pci0000:00/0000:00:06.0/usb1/1-1/1-1:1.0/input/input3
generic-usb 0003:80EE:0021.0001: input,hidraw0: USB HID v1.10 Mouse [VirtualBox USB Tablet] on usb-0000:00:06.0-1/input0
usbcore: registered new interface driver usbhid
usbhid: v2.6:USB HID core driver
input: PC Speaker as /devices/platform/pcspkr/input/input4
input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input5
ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 9
PCI: setting IRQ 9 as level-triggered
vboxguest 0000:00:04.0: PCI INT A -> Link[LNKD] -> GSI 9 (level, low) -> IRQ 9
input: Unspecified device as /devices/pci0000:00/0000:00:04.0/input/input6
vboxguest: major 0, IRQ 9, I/O port d020, MMIO at 00000000f0400000 (size 0x400000)
vboxguest: Successfully loaded version 4.2.0 (interface 0x00010004)
piix4_smbus 0000:00:07.0: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr
Intel ICH 0000:00:05.0: PCI INT A -> Link[LNKA] -> GSI 5 (level, low) -> IRQ 5
Intel ICH 0000:00:05.0: setting latency timer to 64
intel8x0_measure_ac97_clock: measured 53312 usecs (12134 samples)
intel8x0: measured clock 227603 rejected
intel8x0_measure_ac97_clock: measured 55934 usecs (12256 samples)
intel8x0: measured clock 219115 rejected
intel8x0_measure_ac97_clock: measured 55869 usecs (12255 samples)
intel8x0: measured clock 219352 rejected
intel8x0: clocking to 48000
Adding 901112k swap on /dev/sda5. Priority:-1 extents:1 across:901112k
EXT3 FS on sda1, internal journal
loop: module loaded
fuse init (API version 7.13)
vboxsf: Successfully loaded version 4.2.0 (interface 0x00010004)
e1000: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX
[drm] Initialized drm 1.1.0 20060810
pci 0000:00:02.0: PCI INT A -> Link[LNKB] -> GSI 11 (level, low) -> IRQ 11
pci 0000:00:02.0: setting latency timer to 64
[drm] Initialized vboxvideo 1.0.0 20090303 for 0000:00:02.0 on minor 0
Bluetooth: Core ver 2.15
NET: Registered protocol family 31
Bluetooth: HCI device and connection manager initialized
Bluetooth: HCI socket layer initialized
Bluetooth: L2CAP ver 2.14
Bluetooth: L2CAP socket layer initialized
Bluetooth: RFCOMM TTY layer initialized
Bluetooth: RFCOMM socket layer initialized
Bluetooth: RFCOMM ver 1.11
Bluetooth: BNEP (Ethernet Emulation) ver 1.3
Bluetooth: BNEP filters: protocol multicast
Bridge firewalling registered
Bluetooth: SCO (Voice Link) ver 0.6
Bluetooth: SCO socket layer initialized
lp: driver loaded but no devices found
ppdev: user-space parallel port driver
eth0: no IPv6 routers present
ISO 9660 Extensions: Microsoft Joliet Level 3
ISO 9660 Extensions: RRIP_1991A
usb 1-2: new full speed USB device using ohci_hcd and address 3
usb 1-2: New USB device found, idVendor=0930, idProduct=6545
usb 1-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 1-2: Product: DT 100 G2
usb 1-2: Manufacturer: Kingston
usb 1-2: SerialNumber: 6C626DBED99FEC608000ECDD
usb 1-2: configuration #1 chosen from 1 choice
Initializing USB Mass Storage driver...
scsi3 : SCSI emulation for USB Mass Storage devices
usbcore: registered new interface driver usb-storage
USB Mass Storage support registered.
usb-storage: device found at 3
usb-storage: waiting for device to settle before scanning
usb-storage: device scan complete
scsi 3:0:0:0: Direct-Access Kingston DT 100 G2 PMAP PQ: 0 ANSI: 0 CCS
sd 3:0:0:0: Attached scsi generic sg2 type 0
sd 3:0:0:0: [sdb] 30481152 512-byte logical blocks: (15.6 GB/14.5 GiB)
sd 3:0:0:0: [sdb] Write Protect is off
sd 3:0:0:0: [sdb] Mode Sense: 23 00 00 00
sd 3:0:0:0: [sdb] Assuming drive cache: write through
sd 3:0:0:0: [sdb] Assuming drive cache: write through
sdb: sdb1
sd 3:0:0:0: [sdb] Assuming drive cache: write through
sd 3:0:0:0: [sdb] Attached SCSI removable disk
e1000: eth0 NIC Link is Down
e1000: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX
nm-connection-e[2444]: segfault at 2c ip 08073c24 sp bfaf1df0 error 4 in nm-connection-editor[8048000+56000]
ISO 9660 Extensions: Microsoft Joliet Level 3
ISO 9660 Extensions: RRIP_1991A
ISO 9660 Extensions: Microsoft Joliet Level 3
ISO 9660 Extensions: RRIP_1991A
atkbd.c: Spurious NAK on isa0060/serio0. Some program might be trying access hardware directly.
ISO 9660 Extensions: Microsoft Joliet Level 3
ISO 9660 Extensions: RRIP_1991A
usb 1-2: USB disconnect, address 3
hrtimer: interrupt took 3157033 ns