Amarok 1.4.8, mysql, and 8 to 10 s hangs every track change or rating

[Marc Michaud]

Hi,

I think that the cpu hang may be caused by the moodbar "script" that 
compute the moodbar for the actual song: try to disable it in the 
configuration dialog and see what happen.

Salut cousin francais!
Marc

Simon ESNEAULT a écrit :
> Hello,
>
> First of all, i want to say a big thanks to everyone doing here a 
> great job, amarok is for sure the best player i've ever used, making 
> me rediscover music !
>
> Here is my configuration:
> Amarok 1.4.8 on ubuntu 7.10 (not kubuntu, but all kdelibs are installed)
> Mysql, 35 000 songs
> Computer is : Athlon XP 2000+, 1.5Go RAM
>
> Everytime the song change, amarok hangs and use 100 % of the CPU for 
> quite a long time. I wanted to check if anything wasn't going the 
> right way, so I've build amarok from the source, with full debug options.
> Below is the output on a song change. The bold lines are problematic, 
> i think it's the refresh of the context viewer. When the player is on 
> wikipedia tab, changing a song is very smooth and doesn't slow the 
> whole system for some seconds. (but no need to refresh the context 
> view, probably the key). The same problem show up when I rate a song, 
> causing the context view to refresh
> Strange thing is that showArtistsAlbums() method seems to be called 2 
> times. But when the player is on wikipedia tab and switch to the 
> "normal" tab, it's only called once, making the "hang" time twice shorter
>
> For the context viewer, The size of the cover is changed to 300 pix, 
> use score and rating, and of course LastFm, but only render similar 
> artist box.
> Have i done something unusual ? Is my computer definitely out of date 
> ? Will it change anything if I run a complete kde session instead of a 
> gnome session ? Why ? Is khtmlrender thing the main problem ? If it 
> is, I hope plasma context view won't be so heavy !
>
> amarok: BEGIN: void EngineController::play(const MetaBundle&, uint)
> amarok:   [controller] Loading URL: 
> file:///home/simon/Musique/-%3DAlbums%3D-/-%3D%20D%20%3D-/Deerhoof/2004%20-%20Covers%20and%20Live%20EP/06%20-%20Lose%20My%20Breath%20(My%20Bloody%20Valentine%20Cover).mp3
> amarok: BEGIN: virtual bool XineEngine::load(const KURL&, bool)
> amarok:     [xine-engine] Before xine_open() *****
> amarok:     [xine-engine] After xine_open() *****
> amarok:     [xine-engine] XINE_PARAM_EARLY_FINISHED_EVENT enabled
> amarok: END__: virtual bool XineEngine::load(const KURL&, bool) - Took 
> 0.2s
> amarok: BEGIN: virtual bool XineEngine::play(uint)
> amarok: BEGIN: void EngineSubject::stateChangedNotify(Engine::State)
> amarok:       [virtual void 
> Amarok::StatusBar::engineStateChanged(Engine::State, Engine::State)] 
> Line: 153
> amarok: BEGIN: virtual void 
> ContextBrowser::engineStateChanged(Engine::State, Engine::State)
> amarok: END__: virtual void 
> ContextBrowser::engineStateChanged(Engine::State, Engine::State) - 
> Took 0.00021s
> amarok: END__: void EngineSubject::stateChangedNotify(Engine::State) - 
> Took 0.0076s
> amarok: END__: virtual bool XineEngine::play(uint) - Took 0.008s
> amarok: BEGIN: void EngineSubject::newMetaDataNotify(const 
> MetaBundle&, bool)
> amarok:     [Moodbar] Resetting moodbar: 
> /home/simon/Musique/-=Albums=-/-= D =-/Deerhoof/2004 - Covers and Live 
> EP/06 - Lose My Breath (My Bloody Valentine Cover).mp3
> amarok:     [ContextBrowser] [CUEFILE]: 
> /home/simon/Musique/-=Albums=-/-= D =-/Deerhoof/2004 - Covers and Live 
> EP/06 - Lose My Breath (My Bloody Valentine Cover).cue - Shoot blindly 
> and missed, searching for other cue files.
> amarok:     [ContextBrowser] [CUEFILE]: - Didn't find any matching cue 
> file.
> amarok: BEGIN: virtual void ThreadManager::Thread::run()
> amarok:       [Moodbar] Resetting moodbar:
> amarok: END__: void EngineSubject::newMetaDataNotify(const 
> MetaBundle&, bool) - Took 0.39s
> amarok: END__: void EngineController::play(const MetaBundle&, uint) - 
> Took 0.6s
> amarok:   [ScriptManager] [ERROR!] Copy Cover:
> amarok: [AmaroK CopyCover Script] Received notification: 
> engineStateChange: playing
> amarok:   [xine-engine] XINE_PARAM_EARLY_FINISHED_EVENT enabled
> amarok:   [xine-engine] Metadata received.
> amarok:   [ScriptManager] [ERROR!] Copy Cover:
> amarok: [AmaroK CopyCover Script] Received notification: trackChange
> amarok: BEGIN: void CurrentTrackJob::*showArtistsAlbums*(const 
> QString&, uint, uint)
> amarok: END__: void CurrentTrackJob::showArtistsAlbums(const QString&, 
> uint, uint) - Took 1.3s*
> amarok: END__: virtual void ThreadManager::Thread::run() - Took 3s
> *amarok: [ThreadManager] Job completed: CurrentTrackJob. Jobs pending: 1
> amarok: BEGIN: virtual void ThreadManager::Thread::run()
> amarok: BEGIN: void CurrentTrackJob::*showArtistsAlbums*(const 
> QString&, uint, uint)
> amarok: END__: void CurrentTrackJob::showArtistsAlbums(const QString&, 
> uint, uint) - Took 1.2s*
> amarok: END__: virtual void ThreadManager::Thread::run() - Took 5.6s*
> amarok:   [ThreadManager] Job completed: CurrentTrackJob. Jobs pending: 0
>
>
> I'll appreciate any comment on this :o)
>
> Thanks and sorry for my frenglish !
> Bye
>
>
> ------------------------------------------------------------------
> Simon Esneault
> Laboratoire Traitement du Signal et de l'Image, (LTSI, UMR-INSERM 642)
> Université de Rennes I, Campus de Beaulieu,
> 35042 Rennes Cedex, France.
> Tel : +33 (0)6 64 61 30 94
> Mail : simon.esneault at univ-rennes1.fr 
> <mailto:simon.esneault at univ-rennes1.fr>
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