[Galaxy S I9000 Q&A, Help & Troubleshooting] aambro:
Logcat

I have switched WIFI channels from 11 to 6, tried to change encryption, but it didn't solve the problem.

This is logcat since turning off the screen (internet was working) until start of the problem.. i hope paste will do - it is a short one.

08-26 09:47:00.800 D/SurfaceFlinger( 489): About to give-up screen, flinger = 0x419caaf0
08-26 09:47:06.011 I/goggles ( 1726): BaseApplication: Getting userWantsHistory = false
08-26 09:47:06.421 D/dalvikvm( 1726): GC_CONCURRENT freed 1870K, 66% free 2808K/8195K, paused 72ms+3ms, total 231ms
08-26 09:47:06.421 D/dalvikvm( 1726): WAIT_FOR_CONCURRENT_GC blocked 112ms
08-26 09:47:06.507 I/goggles ( 1726): FreshnessHelper: Checking for images newer than 1345938048000
08-26 09:47:15.324 V/LockPatternKeyguardView( 664): Set visibility on com.android.internal.policy.impl.LockPatternKeyguardView$5@4191ecb8 to 8388608
08-26 09:47:15.511 V/TransportControlView( 664): Create TCV com.android.internal.widget.TransportControlView@418c5560
08-26 09:47:15.824 V/KeyguardViewManager( 664): KGVM: Set visibility on com.android.internal.policy.impl.KeyguardViewManager$KeyguardViewHost@40edc000 to 6291456
08-26 09:47:15.839 D/PhoneStatusBar( 945): disable: < expand icons alerts ticker system_info back home RECENT* clock >
08-26 09:47:16.019 D/dalvikvm( 664): GC_CONCURRENT freed 2953K, 41% free 13847K/23175K, paused 13ms+46ms, total 218ms
08-26 09:47:16.019 D/dalvikvm( 664): WAIT_FOR_CONCURRENT_GC blocked 120ms
08-26 09:47:16.050 V/LockPatternKeyguardView( 664): Set visibility on com.android.internal.policy.impl.LockPatternKeyguardView$5@4191ecb8 to 8388608
08-26 09:47:16.054 D/PhoneStatusBar( 945): disable: < expand icons alerts ticker system_info BACK* HOME* RECENT CLOCK* >
08-26 09:47:16.144 V/LockPatternKeyguardView( 664): Set visibility on com.android.internal.policy.impl.LockPatternKeyguardView$5@4191ecb8 to 8388608
08-26 09:48:07.023 I/goggles ( 1726): BaseApplication: Getting userWantsHistory = false
08-26 09:48:07.281 I/goggles ( 1726): FreshnessHelper: Checking for images newer than 1345938048000
08-26 09:48:19.023 D/ConnectivityService( 664): ConnectivityChange for WIFI: CONNECTED/CONNECTED
08-26 09:48:19.027 D/ConnectivityService( 664): handleConnectivityChange: address are the same reset per doReset linkProperty[1]: resetMask=0
08-26 09:48:19.050 D/ConnectivityService( 664): ConnectivityChange for WIFI: CONNECTED/CONNECTED
08-26 09:48:19.058 D/ConnectivityService( 664): handleConnectivityChange: address are the same reset per doReset linkProperty[1]: resetMask=0
[COLOR="red"]08-26 09:48:20.027 D/ConnectivityService( 664): NetTransition Wakelock for WifiStateMachine released by timeout[/COLOR]
08-26 09:49:02.027 D/Sensors ( 664): Smb380Sensor::~enable(0, 1)
08-26 09:49:02.027 D/Sensors ( 664): Smb380Sensor::~enable(0, 1) open /sys/class/input/event1/device/enable
08-26 09:49:02.027 D/Sensors ( 664): Smb380Sensor::~enable(0, 1) opened /sys/class/input/event1/device/enable
08-26 09:49:02.035 D/Sensors ( 664): Smb380Sensor::~setDelay(0, 200000000)
08-26 09:49:02.035 D/Sensors ( 664): Smb380Sensor::~setDelay(0, 66667000)
08-26 09:49:02.187 I/WindowManager( 664): Lock screen displayed!
08-26 09:49:02.210 D/SurfaceFlinger( 489): Screen about to return, flinger = 0x419caaf0
08-26 09:49:02.472 D/Tethering( 664): MasterInitialState.processMessage what=3
08-26 09:49:02.609 D/Tethering( 664): MasterInitialState.processMessage what=3
08-26 09:49:03.003 [COLOR="Red"]D/ConnectivityService( 664): handleInetConditionHoldEnd: net=1, condition=100, published condition=0[/COLOR]
08-26 09:49:03.214 D/PicasaUploaderSyncManager(24298): active network: NetworkInfo: type: WIFI[], state: CONNECTED/CONNECTED, reason: (unspecified), extra: (none), roaming: false, failover: false, isAvailable: true
08-26 09:49:03.214 D/PicasaUploaderSyncManager(24298): background data: true
08-26 09:49:03.496 W/ContextScopeImpl(24312): thread=1 tried to enter the scope of the application context. Ignored.
08-26 09:49:03.503 W/ContextScopeImpl(24312): thread=1 tried to enter the scope of the application context. Ignored.
08-26 09:49:03.519 I/goggles ( 1726): BaseApplication: Getting userWantsHistory = false
08-26 09:49:03.691 I/goggles ( 1726): FreshnessHelper: Checking for images newer than 1345938048000
08-26 09:49:03.917 D/PicasaSyncManager(22933): active network: NetworkInfo: type: WIFI[], state: CONNECTED/CONNECTED, reason: (unspecified), extra: (none), roaming: false, failover: false, isAvailable: true
08-26 09:49:03.917 D/PicasaSyncManager(22933): background data: true
08-26 09:49:04.074 W/ContextScopeImpl(24312): thread=1 tried to enter the scope of the application context. Ignored.
08-26 09:49:04.082 W/ContextScopeImpl(24312): thread=1 tried to enter the scope of the application context. Ignored.
08-26 09:49:04.093 I/goggles ( 1726): BaseApplication: Getting userWantsHistory = false
08-26 09:49:04.187 D/PicasaUploaderSyncManager(24298): active network: NetworkInfo: type: WIFI[], state: CONNECTED/CONNECTED, reason: (unspecified), extra: (none), roaming: false, failover: false, isAvailable: true
08-26 09:49:04.222 D/PicasaUploaderSyncManager(24298): background data: true
08-26 09:49:04.246 D/PicasaSyncManager(22933): active network: NetworkInfo: type: WIFI[], state: CONNECTED/CONNECTED, reason: (unspecified), extra: (none), roaming: false, failover: false, isAvailable: true
08-26 09:49:04.246 D/PicasaSyncManager(22933): background data: true
08-26 09:49:04.464 D/dalvikvm( 1726): GC_CONCURRENT freed 1854K, 66% free 2797K/8195K, paused 81ms+67ms, total 245ms
08-26 09:49:04.464 D/dalvikvm( 1726): WAIT_FOR_CONCURRENT_GC blocked 136ms
08-26 09:49:04.503 I/goggles ( 1726): FreshnessHelper: Checking for images newer than 1345938048000
08-26 09:49:06.394 I/ActivityManager( 664): Process com.tmobile.thememanager (pid 24054) has died.
08-26 09:49:12.039 D/Sensors ( 664): Smb380Sensor::~enable(0, 0)
08-26 09:49:12.050 D/Sensors ( 664): Smb380Sensor::~enable(0, 0) open /sys/class/input/event1/device/enable
08-26 09:49:12.050 D/Sensors ( 664): Smb380Sensor::~enable(0, 0) opened /sys/class/input/event1/device/enable
08-26 09:49:12.066 D/Sensors ( 664): Smb380Sensor::~setDelay(0, 66667000)
08-26 09:49:12.441 D/dalvikvm( 664): GC_CONCURRENT freed 2495K, 39% free 14281K/23175K, paused 18ms+11ms, total 137ms
08-26 09:49:12.441 D/dalvikvm( 664): WAIT_FOR_CONCURRENT_GC blocked 109ms
08-26 09:49:12.445 D/dalvikvm( 664): WAIT_FOR_CONCURRENT_GC blocked 79ms
08-26 09:49:12.457 V/TransportControlView( 664): Create TCV com.android.internal.widget.TransportControlView@40e3b4f8
08-26 09:49:12.570 D/SurfaceFlinger( 489): About to give-up screen, flinger = 0x419caaf0
08-26 09:49:12.656 V/LockPatternKeyguardView( 664): Set visibility on com.android.internal.policy.impl.LockPatternKeyguardView$5@4191ecb8 to 8388608
08-26 09:49:12.687 V/LockPatternKeyguardView( 664): Set visibility on com.android.internal.policy.impl.LockPatternKeyguardView$5@4191ecb8 to 8388608
[COLOR="Red"]08-26 09:49:23.093 W/ThrottleService( 664): unable to find stats for iface pdp0[/COLOR]
08-26 09:50:07.011 I/goggles ( 1726): BaseApplication: Getting userWantsHistory = false
08-26 09:50:07.203 I/goggles ( 1726): FreshnessHelper: Checking for images newer than 1345938048000
08-26 09:50:08.261 D/dalvikvm( 664): WAIT_FOR_CONCURRENT_GC blocked 0ms
08-26 09:50:08.382 D/dalvikvm( 664): GC_EXPLICIT freed 1119K, 38% free 14381K/23175K, paused 8ms+8ms, total 121ms
08-26 09:50:44.695 D/ConnectivityService( 664): ConnectivityChange for WIFI: CONNECTED/CONNECTED
08-26 09:50:44.707 D/ConnectivityService( 664): handleConnectivityChange: address are the same reset per doReset linkProperty[1]: resetMask=0
08-26 09:50:44.718 D/ConnectivityService( 664): ConnectivityChange for WIFI: CONNECTED/CONNECTED
08-26 09:50:44.734 D/ConnectivityService( 664): handleConnectivityChange: address are the same reset per doReset linkProperty[1]: resetMask=0
[COLOR="red"]08-26 09:50:45.699 D/ConnectivityService( 664): NetTransition Wakelock for WifiStateMachine released by timeout[/COLOR]
08-26 09:51:07.242 I/goggles ( 1726): BaseApplication: Getting userWantsHistory = false
08-26 09:51:07.421 I/goggles ( 1726): FreshnessHelper: Checking for images newer than 1345938048000
08-26 09:51:07.425 D/Tethering( 664): MasterInitialState.processMessage what=3
08-26 09:51:07.453 D/Tethering( 664): MasterInitialState.processMessage what=3
08-26 09:51:07.589 W/ContextScopeImpl(24312): thread=1 tried to enter the scope of the application context. Ignored.
08-26 09:51:07.609 W/ContextScopeImpl(24312): thread=1 tried to enter the scope of the application context. Ignored.
08-26 09:51:07.625 I/goggles ( 1726): BaseApplication: Getting userWantsHistory = false
08-26 09:51:07.625 D/PicasaUploaderSyncManager(24298): active network: NetworkInfo: type: WIFI[], state: CONNECTED/CONNECTED, reason: (unspecified), extra: (none), roaming: false, failover: false, isAvailable: true
08-26 09:51:07.828 D/PicasaSyncManager(22933): active network: NetworkInfo: type: WIFI[], state: CONNECTED/CONNECTED, reason: (unspecified), extra: (none), roaming: false, failover: false, isAvailable: true
08-26 09:51:07.863 D/dalvikvm( 1726): GC_CONCURRENT freed 1840K, 66% free 2800K/8195K, paused 19ms+26ms, total 93ms
08-26 09:51:07.863 D/dalvikvm( 1726): WAIT_FOR_CONCURRENT_GC blocked 21ms
08-26 09:51:07.910 I/goggles ( 1726): FreshnessHelper: Checking for images newer than 1345938048000
08-26 09:51:07.933 D/PicasaUploaderSyncManager(24298): background data: true
08-26 09:51:07.937 D/PicasaSyncManager(22933): background data: true
08-26 09:51:07.964 D/PicasaUploaderSyncManager(24298): active network: NetworkInfo: type: WIFI[], state: CONNECTED/CONNECTED, reason: (unspecified), extra: (none), roaming: false, failover: false, isAvailable: true
08-26 09:51:07.964 D/PicasaUploaderSyncManager(24298): background data: true
08-26 09:51:07.980 W/ContextScopeImpl(24312): thread=1 tried to enter the scope of the application context. Ignored.
08-26 09:51:07.984 D/ConnectivityService( 664): handleInetConditionHoldEnd: net=1, condition=100, published condition=0
08-26 09:51:07.992 W/ContextScopeImpl(24312): thread=1 tried to enter the scope of the application context. Ignored.
08-26 09:51:08.003 I/goggles ( 1726): BaseApplication: Getting userWantsHistory = false
08-26 09:51:08.199 I/goggles ( 1726): FreshnessHelper: Checking for images newer than 1345938048000
08-26 09:51:08.218 D/PicasaSyncManager(22933): active network: NetworkInfo: type: WIFI[], state: CONNECTED/CONNECTED, reason: (unspecified), extra: (none), roaming: false, failover: false, isAvailable: true
08-26 09:51:08.222 D/PicasaSyncManager(22933): background data: true
08-26 09:51:10.476 D/dalvikvm(24085): GC_CONCURRENT freed 3810K, 60% free 3334K/8195K, paused 13ms+4ms, total 58ms
[COLOR="Red"]08-26 09:51:11.253 W/SocketClient( 487): write error (Broken pipe)
08-26 09:51:13.292 W/SocketClient( 487): write error (Broken pipe)
08-26 09:51:15.332 W/SocketClient( 487): write error (Broken pipe)
08-26 09:51:17.375 W/SocketClient( 487): write error (Broken pipe)
08-26 09:51:21.023 W/SocketClient( 487): write error (Broken pipe)[/COLOR]
08-26 09:51:21.152 I/ActivityManager( 664): Start proc com.google.android.gm for service com.google.android.gm/.provider.MailSyncAdapterService: pid=24550 uid=10047 gids={3003, 1015, 1028}
08-26 09:51:21.171 E/Trace (24550): error opening trace file: No such file or directory (2)
08-26 09:51:21.468 I/ActivityThread(24550): Pub gmail-ls: com.google.android.gm.provider.MailProvider
08-26 09:51:21.503 I/ActivityThread(24550): Pub com.google.android.gmail.SuggestionProvider: com.google.android.gm.SuggestionsProvider
08-26 09:51:21.507 I/ActivityThread(24550): Pub com.google.android.gm: com.google.android.gm.provider.PublicContentProvider
08-26 09:51:21.953 I/Gmail (24550): calculateUnknownSyncRationalesAndPurgeInBackground: queueing
08-26 09:51:21.976 I/Gmail (24550): calculateUnknownSyncRationalesAndPurgeInBackground: queueing
08-26 09:51:22.031 I/Gmail (24550): calculateUnknownSyncRationalesAndPurgeInBackground: running
08-26 09:51:22.031 I/Gmail (24550): calculateUnknownSyncRationalesAndPurgeInBackground: running
08-26 09:51:22.078 I/Gmail (24550): MainSyncRequestProto: lowestBkwdConvoId: 0, highestHandledServerOp: 63483, normalSync: true
08-26 09:51:22.250 W/SocketClient( 487): write error (Broken pipe)
[COLOR="red"]08-26 09:51:22.273 E/Gmail (24550): IOException: Unable to resolve host "android.clients.google.com": [/COLOR]No address associated with hostname
08-26 09:51:22.316 D/SyncManager( 664): failed sync operation xxxx@gmail.com (com.google), gmail-ls, SERVER, earliestRunTime 22107560, SyncResult: stats [ numIoExceptions: 1]