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what is dmesg?


liujianwei
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Longterm timer threshold: 1000 ms
PMAP: PCID enabled
PMAP: Supervisor Mode Execute Protection enabled
Darwin Kernel Version 13.0.0: Thu Sep 19 22:22:27 PDT 2013; root:xnu-2422.1.72~6/RELEASE_X86_64
vm_page_bootstrap: 2000070 free pages and 80698 wired pages
kext submap [0xffffff7f807a5000 - 0xffffff8000000000], kernel text [0xffffff8000200000 - 0xffffff80007a5000]
zone leak detection enabled
"vm_compressor_mode" is 4
standard timeslicing quantum is 10000 us
standard background quantum is 2500 us
mig_table_max_displ = 74
TSC Deadline Timer supported and enabled
NullCPUPowerManagement::init: properties=0xffffff801702f2c0
NullCPUPowerManagement::start
FakeSMCKeyStore: started
AppleACPICPU: ProcessorId=1 LocalApicId=0 Enabled
AppleACPICPU: ProcessorId=2 LocalApicId=2 Enabled
AppleACPICPU: ProcessorId=3 LocalApicId=1 Enabled
AppleACPICPU: ProcessorId=4 LocalApicId=3 Enabled
calling mpo_policy_init for TMSafetyNet
Security policy loaded: Safety net for Time Machine (TMSafetyNet)
calling mpo_policy_init for Sandbox
Security policy loaded: Seatbelt sandbox policy (Sandbox)
calling mpo_policy_init for Quarantine
Security policy loaded: Quarantine policy (Quarantine)
Copyright (c) 1982, 1986, 1989, 1991, 1993
    The Regents of the University of California. All rights reserved.

MAC Framework successfully initialized
using 16384 buffer headers and 10240 cluster IO buffer headers
DirectHW: Driver v1.3 (compiled on Jun  8 2012) loaded. Visit http://www.coresystems.de/ for more information.
AppleKeyStore starting (BUILT: Sep 19 2013 22:20:34)
FakeSMC v6.0.1018 Copyright 2013 netkas, slice, usr-sse2, kozlek, navi, THe KiNG, RehabMan. All rights reserved.
FakeSMC: 10 preconfigured keys added
FakeSMC: 5 keys exported by Clover EFI
IOAPIC: Version 0x20 Vectors 64:87
ACPI: System State [S0 S3 S4 S5] (S3)
pci (build 22:16:29 Sep 19 2013), flags 0x61008, pfm64 (36 cpu) 0xf80000000, 0x80000000
[ PCI configuration begin ]
SMC: successfully initialized
CPUSensors: CPU family 0x6, model 0x3a, stepping 0x9, cores 2, threads 4, TJmax 105
CPUSensors: setting platform keys to [d8      ]
CPUSensors: base CPU multiplier is 34
CPUSensors: RAPL units power: 0x3 energy: 0x10 time: 0xa
ACPISensors (TZ00): 1 sensor added
ACPISensors (TZ00): started
ACPISensors (TZ01): 1 sensor added
ACPISensors (TZ01): started
console relocated to 0xe0000000
[ PCI configuration end, bridges 4, devices 11 ]
mcache: 4 CPU(s), 64 bytes CPU cache line size
mbinit: done [96 MB total pool size, (64/32) split]
Pthread support ABORTS when sync kernel primitives misused
[RealtekRTL81xx:init] RealtekRTL81xx.kext v0.0.90 (c)2010-2011 by Lnx2Mac (lnx2mac@gmail.com)
rooting via boot-uuid from /chosen: C5776704-2D96-3849-8C84-271AD51ABBDA
Waiting on <dict ID="0"><key>IOProviderClass</key><string ID="1">IOResources</string><key>IOResourceMatch</key><string ID="2">boot-uuid-media</string></dict>
com.apple.AppleFSCompressionTypeZlib kmod start
com.apple.AppleFSCompressionTypeDataless kmod start
com.apple.AppleFSCompressionTypeZlib load succeeded
com.apple.AppleFSCompressionTypeDataless load succeeded
Got boot device = IOService:/AppleACPIPlatformExpert/PCI0@0/AppleACPIPCI/SAT0@1F,2/AppleIntelPchSeriesAHCI/SPT4@4/IOAHCIDevice@0/AppleAHCIDiskDriver/IOAHCIBlockStorageDevice/IOBlockStorageDriver/SanDisk SDSSDHP128G Media/IOGUIDPartitionScheme/\M-f\M^\\M-*\M-e\M^Q\M-=\M-e\M^P\M^M@2
BSD root: disk0s2, major 1, minor 2
SuperIODevice: found ITE IT8728F on port=0x2e address=0xa30
IT87xxSensors: started
[RealtekRTL81xx:init] _logLevel is now 132 (0x0084)

[RealtekRTL81xx:init] Using updated PHY config method

[RealtekRTL81xx:init] init completed
[RTL81xx@0xd000:rtl8168_init_board] NIC identified as RTL8168E-VL/8111E-VL (mcfg=16)

hfs: mounted mavericks on device root_device
Waiting for DSMOS...
VoodooHDADevice[0xffffff80d6cb6000]::init
Controller: Intel Cougar Point (vendor ID: 8086, device ID: 1c20)
init
probe
start
[IOBluetoothHCIController][start] -- completed
Previous Shutdown Cause: 5
SMC::smcInitHelper ERROR: MMIO regMap == NULL - fall back to old SMC mode
DSMOS has arrived
flow_divert_kctl_disconnect (0): disconnecting group 1
Enabling input audio routing switching at node 24:
Enabling input audio routing switching at node 26:
(min: 44100, max: 192000) channels=2
buffer size: 262144, channels: 2, bit depth: 24, # samp. frames: 32768
(min: 44100, max: 192000) channels=2
buffer size: 262144, channels: 2, bit depth: 24, # samp. frames: 32768
(min: 44100, max: 192000) channels=2
buffer size: 262144, channels: 2, bit depth: 24, # samp. frames: 32768
(min: 44100, max: 192000) channels=2
buffer size: 262144, channels: 2, bit depth: 24, # samp. frames: 32768
Pin sense: cad 2 nid=24 res=0
   switch nid 11 conn 0 off
   mute nid 11 conn 0 on
   switch nid 11 conn 1 off
   mute nid 11 conn 1 on
   switch nid 11 conn 2 on
   mute nid 11 conn 2 off
   switch nid 11 conn 5 on
   mute nid 11 conn 5 off
   switch nid 35 conn 0 off
   mute nid 35 conn 0 on
   switch nid 35 conn 1 off
   mute nid 35 conn 1 on
   switch nid 35 conn 2 on
   mute nid 35 conn 2 off
   switch nid 35 conn 5 on
   mute nid 35 conn 5 off
setDesc  change description Microphone (Pink Rear) channel 2 assoc 2
Pin sense: cad 2 nid=26 res=0
   switch nid 11 conn 0 on
   mute nid 11 conn 0 on
   switch nid 11 conn 1 on
   mute nid 11 conn 1 on
   switch nid 11 conn 2 off
   mute nid 11 conn 2 off
   switch nid 11 conn 5 on
   mute nid 11 conn 5 off
   switch nid 35 conn 0 on
   mute nid 35 conn 0 on
   switch nid 35 conn 1 on
   mute nid 35 conn 1 on
   switch nid 35 conn 2 off
   mute nid 35 conn 2 off
   switch nid 35 conn 5 on
   mute nid 35 conn 5 off
setDesc  change description Microphone (Pink Rear) channel 2 assoc 2
VM Swap Subsystem is ON
USB Sound assertion in AppleUSBAudioEngine at line 1573
ACPI_SMC_PlatformPlugin::start - waitForService(resourceMatching(AppleIntelCPUPowerManagement) timed out
WARNING: IOPlatformPluginUtil : getCPUIDInfo: this is an unknown CPU model 0x3a
  -- power management may be incomplete or unsupported
AMDTurksGraphicsAccelerator: ** Device in slot: SLOT--1 **
RadeonSensors (pci1): found ATI Radeon ID: 0x6758, ATOM BIOS: TURKS
RadeonSensors (pci1): adding EverGreen thermal sensor
RadeonSensors (pci1): started
AppleKeyStore:Sending lock change 0
[en0:rtl8168_tx_interrupt] *** Unexpected fragmented packed !!!
[en0:rtl8168_tx_interrupt] *** Unexpected fragmented packed !!!
**** [IOBluetoothHCIController][SearchForTransportEventTimeOutHandler] -- Missing Bluetooth Controller Transport!
PPTP domain init
ppp0: is now delegating en0 (type 0x6, family 2, sub-family 0)
flow_divert_kctl_disconnect (0): disconnecting group 1

what is this dmesg?

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