Example usage for io.netty.buffer PooledByteBufAllocatorMetric usedHeapMemory

Introduction

In this page you can find the example usage for io.netty.buffer PooledByteBufAllocatorMetric usedHeapMemory.

Prototype

@Override
    public long usedHeapMemory() 

Source Link

Usage

From source file:org.apache.spark.network.util.NettyMemoryMetrics.java

License:Apache License

private void registerMetrics(PooledByteBufAllocator allocator) {
    PooledByteBufAllocatorMetric pooledAllocatorMetric = allocator.metric();

    // Register general metrics.
    allMetrics.put(MetricRegistry.name(metricPrefix, "usedHeapMemory"),
            (Gauge<Long>) () -> pooledAllocatorMetric.usedHeapMemory());
    allMetrics.put(MetricRegistry.name(metricPrefix, "usedDirectMemory"),
            (Gauge<Long>) () -> pooledAllocatorMetric.usedDirectMemory());

    if (verboseMetricsEnabled) {
        int directArenaIndex = 0;
        for (PoolArenaMetric metric : pooledAllocatorMetric.directArenas()) {
            registerArenaMetric(metric, "directArena" + directArenaIndex);
            directArenaIndex++;//w  w w.  j  a  v a  2  s  . com
        }

        int heapArenaIndex = 0;
        for (PoolArenaMetric metric : pooledAllocatorMetric.heapArenas()) {
            registerArenaMetric(metric, "heapArena" + heapArenaIndex);
            heapArenaIndex++;
        }
    }
}

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From source file:ratpack.dropwizard.metrics.internal.PooledByteBufAllocatorMetricSet.java

License:Apache License

private void initMetrics() {
    final PooledByteBufAllocatorMetric metric = pooledByteBufAllocator.metric();

    metrics.put("numDirectArenas", (Gauge<Integer>) () -> metric.numDirectArenas());
    metrics.put("numHeapArenas", (Gauge<Integer>) () -> metric.numHeapArenas());
    metrics.put("numThreadLocalCaches", (Gauge<Integer>) () -> metric.numThreadLocalCaches());
    metrics.put("smallCacheSize", (Gauge<Integer>) () -> metric.smallCacheSize());
    metrics.put("tinyCacheSize", (Gauge<Integer>) () -> metric.tinyCacheSize());
    metrics.put("normalCacheSize", (Gauge<Integer>) () -> metric.normalCacheSize());
    metrics.put("chunkSize", (Gauge<Integer>) () -> metric.chunkSize());

    metrics.put("usedDirectMemory", (Gauge<Long>) () -> metric.usedDirectMemory());
    metrics.put("usedHeapMemory", (Gauge<Long>) () -> metric.usedHeapMemory());

    if (includeArenas) {
        final Iterator<PoolArenaMetric> directArenasIterator = metric.directArenas().iterator();
        initPoolArenaMetrics(directArenasIterator);

        final Iterator<PoolArenaMetric> heapArenasIterator = metric.heapArenas().iterator();
        initPoolArenaMetrics(heapArenasIterator);
    }/*from   w  w  w  . j  a va 2 s  .c o m*/
}

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