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Resolves issue with application memory growth and thread pool

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saturation.

Each tunerchannelsource was sharing a thread pool and as the processing
load increased, the thread pool was not expanding and the processing
tasks were backing up, causing the buffers to grow with unprocessed
data.

Changed so that each tuner channel source is handed a thread pool to use
for processing incoming sample data.  Processing chain maintains the
thread pool and starts the channel source.  This allows traffic channels
to reuse the thread pool across multiple iterations.
This commit is contained in:
denny
2016-02-15 09:46:33 -05:00
parent d8a20b5adb
commit dd22397f75
17 changed files with 70 additions and 62 deletions
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7
src/source/tuner/Tuner.java
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@@ -30,10 +30,9 @@ import sample.complex.ComplexBuffer;
import source.SourceException;
import source.tuner.frequency.FrequencyChangeBroadcaster;
import source.tuner.frequency.FrequencyChangeEvent;
import source.tuner.frequency.FrequencyChangeListener;
import source.tuner.frequency.FrequencyChangeEvent.Event;
import source.tuner.frequency.FrequencyChangeListener;
import controller.ResourceManager;
import controller.ThreadPoolManager;
/**
* Tuner - provides tuner channel sources, representing a channel frequency
@@ -147,8 +146,8 @@ public abstract class Tuner implements FrequencyChangeBroadcaster,
*
* @return - source for 48k sample rate
*/
public abstract TunerChannelSource getChannel( ThreadPoolManager threadPoolManager,
TunerChannel channel ) throws RejectedExecutionException, SourceException;
public abstract TunerChannelSource getChannel( TunerChannel channel )
throws RejectedExecutionException, SourceException;
/**
* Releases the tuned channel resources