Java Code Examples for io.netty.buffer.PoolArenaMetric#numActiveAllocations()

The following examples show how to use io.netty.buffer.PoolArenaMetric#numActiveAllocations() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: MemoryLeakDetectionRule.java    From brpc-java with Apache License 2.0 5 votes vote down vote up 
private static int getActiveDirectBuffers(PooledByteBufAllocator alloc) {
    int directActive = 0, directAlloc = 0, directDealloc = 0;
    for (PoolArenaMetric arena : alloc.metric().directArenas()) {
        directActive += arena.numActiveAllocations();
        directAlloc += arena.numAllocations();
        directDealloc += arena.numDeallocations();
    }
    log.info("direct memory usage, active: {}, alloc: {}, dealloc: {}", directActive, directAlloc, directDealloc);
    return directActive;
}
Example 2
Source File: MemoryLeakDetectionRule.java    From brpc-java with Apache License 2.0 5 votes vote down vote up 
private static int getActiveHeapBuffers(PooledByteBufAllocator alloc) {
    int heapActive = 0, heapAlloc = 0, heapDealloc = 0;
    for (PoolArenaMetric arena : alloc.metric().heapArenas()) {
        heapActive += arena.numActiveAllocations();
        heapAlloc += arena.numAllocations();
        heapDealloc += arena.numDeallocations();
    }
    log.info("heap memory usage, active: {}, alloc: {}, dealloc: {}", heapActive, heapAlloc, heapDealloc);
    return heapActive;
}
Example 3
Source File: AllocatorStatsGenerator.java    From pulsar with Apache License 2.0 5 votes vote down vote up 
private static PoolArenaStats newPoolArenaStats(PoolArenaMetric m) {
    PoolArenaStats stats = new PoolArenaStats();
    stats.numTinySubpages = m.numTinySubpages();
    stats.numSmallSubpages = m.numSmallSubpages();
    stats.numChunkLists = m.numChunkLists();

    stats.tinySubpages = m.tinySubpages().stream()
        .map(AllocatorStatsGenerator::newPoolSubpageStats)
        .collect(Collectors.toList());
    stats.smallSubpages = m.smallSubpages().stream()
        .map(AllocatorStatsGenerator::newPoolSubpageStats)
        .collect(Collectors.toList());
    stats.chunkLists = m.chunkLists().stream()
        .map(AllocatorStatsGenerator::newPoolChunkListStats)
        .collect(Collectors.toList());

    stats.numAllocations = m.numAllocations();
    stats.numTinyAllocations = m.numTinyAllocations();
    stats.numSmallAllocations = m.numSmallAllocations();
    stats.numNormalAllocations = m.numNormalAllocations();
    stats.numHugeAllocations = m.numHugeAllocations();
    stats.numDeallocations = m.numDeallocations();
    stats.numTinyDeallocations = m.numTinyDeallocations();
    stats.numSmallDeallocations = m.numSmallDeallocations();
    stats.numNormalDeallocations = m.numNormalDeallocations();
    stats.numHugeDeallocations = m.numHugeDeallocations();
    stats.numActiveAllocations = m.numActiveAllocations();
    stats.numActiveTinyAllocations = m.numActiveTinyAllocations();
    stats.numActiveSmallAllocations = m.numActiveSmallAllocations();
    stats.numActiveNormalAllocations = m.numActiveNormalAllocations();
    stats.numActiveHugeAllocations = m.numActiveHugeAllocations();
    return stats;
}
Example 4
Source File: ManagedLedgerCacheMetrics.java    From pulsar with Apache License 2.0 4 votes vote down vote up 
@Override
public synchronized List<Metrics> generate() {

    // get the ML cache stats bean

    ManagedLedgerFactoryMXBean mlCacheStats = getManagedLedgerCacheStats();

    Metrics m = createMetrics();

    m.put("brk_ml_count", mlCacheStats.getNumberOfManagedLedgers());
    m.put("brk_ml_cache_used_size", mlCacheStats.getCacheUsedSize());
    m.put("brk_ml_cache_evictions", mlCacheStats.getNumberOfCacheEvictions());
    m.put("brk_ml_cache_hits_rate", mlCacheStats.getCacheHitsRate());
    m.put("brk_ml_cache_misses_rate", mlCacheStats.getCacheMissesRate());
    m.put("brk_ml_cache_hits_throughput", mlCacheStats.getCacheHitsThroughput());
    m.put("brk_ml_cache_misses_throughput", mlCacheStats.getCacheMissesThroughput());

    PooledByteBufAllocator allocator = EntryCacheImpl.ALLOCATOR;
    long activeAllocations = 0;
    long activeAllocationsTiny = 0;
    long activeAllocationsSmall = 0;
    long activeAllocationsNormal = 0;
    long activeAllocationsHuge = 0;
    long totalAllocated = 0;
    long totalUsed = 0;

    for (PoolArenaMetric arena : allocator.metric().directArenas()) {
        activeAllocations += arena.numActiveAllocations();
        activeAllocationsTiny += arena.numActiveTinyAllocations();
        activeAllocationsSmall += arena.numActiveSmallAllocations();
        activeAllocationsNormal += arena.numActiveNormalAllocations();
        activeAllocationsHuge += arena.numActiveHugeAllocations();

        for (PoolChunkListMetric list : arena.chunkLists()) {
            for (PoolChunkMetric chunk : list) {
                int size = chunk.chunkSize();
                int used = size - chunk.freeBytes();

                totalAllocated += size;
                totalUsed += used;
            }
        }
    }

    m.put("brk_ml_cache_pool_allocated", totalAllocated);
    m.put("brk_ml_cache_pool_used", totalUsed);
    m.put("brk_ml_cache_pool_active_allocations", activeAllocations);
    m.put("brk_ml_cache_pool_active_allocations_tiny", activeAllocationsTiny);
    m.put("brk_ml_cache_pool_active_allocations_small", activeAllocationsSmall);
    m.put("brk_ml_cache_pool_active_allocations_normal", activeAllocationsNormal);
    m.put("brk_ml_cache_pool_active_allocations_huge", activeAllocationsHuge);

    metrics.clear();
    metrics.add(m);
    return metrics;

}