[Galaxy S II I9100G Android Development] kldoc:
My logcat :

I/RecognitionControllerImpl(31493): startRecognition(#Intent;action=android.intent.action.MAIN;category=android.intent.category.LAUNCHER;launchFlags=0x10200000;component=com.google.android.voicesearch/.RecognitionActivity;B.fullRecognitionResultsRequest=true;l.android.speech.extras.SPEECH_INPUT_COMPLETE_SILENCE_LENGTH_MILLIS=750;B.useLocation=true;B.contact_auth=true;l.android.speech.extras.SPEECH_INPUT_POSSIBLY_COMPLETE_SILENCE_LENGTH_MILLIS=-1;end)

I/RecognitionControllerImpl(31493): State change: STARTING -> STARTING

V/AudioHardwareALSA( 1575): AudioHardwareALSA::getParameters(keys="realcall=")

I/AudioHardwareALSA( 1575): AudioHardwareALSA::getParameters mIsRealCall:0

I/AudioHardwareALSA( 1575): getParameters() realcall=0

I/AudioPolicyManager( 1575): AudioPolicyManager::isRealCall() nRealCall:0

D/Omap4ALSA( 1575): open called for devices 00040000 in mode 0 channels 00000010...

D/Omap4ALSA( 1575): setAlsaControls: devices 00040000 mode 0 channels 00000010

I/ ( 1575): get_codec_gain voip_mode:0 mode:0

D/ ( 1575): [Audio Path] open gain file =/system/etc/audio/codec/VoiceRecMainMic.ini=

D/Omap4ALSA( 1575): main mic selected AMic0 -> IN

I/WindowManager( 1675): CREATE SURFACE Surface(name=com.google.android.voicesearch/com.google.android.voicesearch.RecognitionActivity, identity=391, mNativeSurface=0) IN SESSION android.view.SurfaceSession@40e6f688: pid=31493 format=-3 flags=0x0 / Window{410b4940 com.google.android.voicesearch/com.google.android.voicesearch.RecognitionActivity paused=false}

I/Omap4ALSA( 1575): setHardwareParams

I/Omap4ALSA( 1575): Using FIFO

W/Omap4ALSA( 1575): Requested buffer size 4096 not granted, got 4080

I/Omap4ALSA( 1575): It's Recording!! bufferSize 4080

D/Omap4ALSA( 1575): It's Recording!! periodSize 1020

D/Omap4ALSA( 1575): It's Recording!! Latency 85000

D/Omap4ALSA( 1575): It's Recording!! numPeriods 4

I/Omap4ALSA( 1575): Buffer size: 4080

I/Omap4ALSA( 1575): Latency: 85000

D/GLSurfaceViewGroup(23748): Skipped drawing due to suspendDrawingUntilResume()

D/CLIPBOARD(23748): Hide Clipboard dialog at Starting input: finished by someone else... !

I/StatusBarPolicy( 1794): onSignalStrengthsChanged

I/ActivityManager( 1675): Displayed com.google.android.voicesearch/.RecognitionActivity: +212ms

D/dalvikvm( 1675): GC_CONCURRENT freed 1946K, 42% free 10181K/17543K, external 10715K/11581K, paused 8ms+9ms

D/PowerManagerService( 1675): onSensorChanged: light value: 100

I/Omap4ALSA( 1575): Initialized ALSA CAPTURE device 'plughw:0,0'

D/AcousticsModule( 1575): Acoustics set_params stub called with 0.

I/AudioStreamInALSA( 1575): [GA_AUDIO] pformat:1 channels:16 rate:16000

I/AudioStreamInALSA( 1575): [GA_AUDIO] AudioStreamInALSA::set create mDownSampler mReqSampleRate[16000]

I/AudioStreamInALSA( 1575): ALSADownsampler::ALSADownsampler outSampleRate 16000 channelCount 1 frameCount 4080

I/ALSAStreamOps( 1575): ALSAStreamOps::bufferSize(): in HP mode 4096

D/AudioStreamInALSA( 1575): (virtual android::status_t android::AudioStreamInALSA::standby()) enter

D/AudioStreamInALSA( 1575): (virtual android::status_t android::AudioStreamInALSA::standby()) enter

I/AudioService( 1675): AudioFocus requestAudioFocus() from android.media.AudioManager@4053fa68

I/RecognitionControllerImpl(31493): State change: STARTING -> RECOGNIZING

I/ServerConnectorImpl(31493): Starting TCP session, url=http://www.google.com/m/voice-search

I/AudioPolicyManager( 1575): startInput() input 96

I/ALSAStreamOps( 1575): ALSAStreamOps::setParameters() input_source=6;routing=262144

I/AudioHardwareALSA( 1575): ### doRouting mSettings.mDevices :0x0 device:0x40000

D/Omap4ALSA( 1575): route called for devices 00040000 in mode 0 fm 0...

E/Omap4ALSA( 1575): set:: input_source=6;routing=262144

I/Omap4ALSA( 1575): intput_source:: 6

I/ALSAStreamOps( 1575): setParameters() input_source=6;routing=262144, -22

I/RecognitionControllerImpl(31493): onReadyForSpeech, noise level:40.48856, snr:-3.657592

I/RecognitionActivity(31493): Start-up latency 636 ms

D/ServerConnectorImpl(31493): Created session eaf766e198ea5b8470d0062e4c981668

I/ServerConnectorImpl(31493): Creating TCP connection to 74.125.71.126:19294

I/ServerConnectorImpl(31493): startRecognize RecognitionParameters{session=eaf766e198ea5b8470d0062e4c981668,request=1}

W/PowerManagerService( 1675): Timer 0x7->0x3|0x0

I/PowerManagerService( 1675): Ulight 7->3|0

D/PowerManagerService( 1675): setLightBrightness : mButtonLight : 0

D/KeyguardViewMediator( 1675): handleTimeout

D/PowerManagerService( 1675): onSensorChanged: light value: 100

I/RecognitionControllerImpl(31493): onBeginningOfSpeech

I/RecognitionControllerImpl(31493): onEndOfSpeech

I/AudioService( 1675): AudioFocus abandonAudioFocus() from android.media.AudioManager@4053fa68

I/ServerConnectorImpl(31493): Response: Gaia Result missing

I/RecognitionControllerImpl(31493): State change: RECOGNIZING -> RECOGNIZED

I/RecognitionControllerImpl(31493): Final state: RECOGNIZED