Java Code Examples for java.lang.management.BufferPoolMXBean#getMemoryUsed()

The following examples show how to use java.lang.management.BufferPoolMXBean#getMemoryUsed() . 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: Basic.java From openjdk-jdk9 with GNU General Public License v2.0

6 votes

static void check(List<BufferPoolMXBean> pools,
                  int minBufferCount,
                  long minTotalCapacity)
{
    int bufferCount = 0;
    long totalCap = 0;
    long totalMem = 0;
    for (BufferPoolMXBean pool: pools) {
        bufferCount += pool.getCount();
        totalCap += pool.getTotalCapacity();
        totalMem += pool.getMemoryUsed();
    }
    if (bufferCount < minBufferCount)
        throw new RuntimeException("Count less than expected");
    if (totalMem < minTotalCapacity)
        throw new RuntimeException("Memory usage less than expected");
    if (totalCap < minTotalCapacity)
        throw new RuntimeException("Total capacity less than expected");
}

Example 2

Source File: Basic.java From jdk8u-dev-jdk with GNU General Public License v2.0

6 votes

static void check(List<BufferPoolMXBean> pools,
                  int minBufferCount,
                  long minTotalCapacity)
{
    int bufferCount = 0;
    long totalCap = 0;
    long totalMem = 0;
    for (BufferPoolMXBean pool: pools) {
        bufferCount += pool.getCount();
        totalCap += pool.getTotalCapacity();
        totalMem += pool.getMemoryUsed();
    }
    if (bufferCount < minBufferCount)
        throw new RuntimeException("Count less than expected");
    if (totalMem < minTotalCapacity)
        throw new RuntimeException("Memory usage less than expected");
    if (totalCap < minTotalCapacity)
        throw new RuntimeException("Total capacity less than expected");
}

Example 3

Source File: Basic.java From jdk8u-jdk with GNU General Public License v2.0

6 votes

static void check(List<BufferPoolMXBean> pools,
                  int minBufferCount,
                  long minTotalCapacity)
{
    int bufferCount = 0;
    long totalCap = 0;
    long totalMem = 0;
    for (BufferPoolMXBean pool: pools) {
        bufferCount += pool.getCount();
        totalCap += pool.getTotalCapacity();
        totalMem += pool.getMemoryUsed();
    }
    if (bufferCount < minBufferCount)
        throw new RuntimeException("Count less than expected");
    if (totalMem < minTotalCapacity)
        throw new RuntimeException("Memory usage less than expected");
    if (totalCap < minTotalCapacity)
        throw new RuntimeException("Total capacity less than expected");
}

Example 4

Source File: JvmMetrics.java From pulsar with Apache License 2.0

6 votes

public static long getJvmDirectMemoryUsed() {
    if (directMemoryUsage != null) {
        try {
            return ((AtomicLong) directMemoryUsage.get(null)).get();
        } catch (Exception e) {
            if (log.isDebugEnabled()) {
                log.debug("Failed to get netty-direct-memory used count {}", e.getMessage());
            }
        }
    }

    List<BufferPoolMXBean> pools = ManagementFactory.getPlatformMXBeans(BufferPoolMXBean.class);
    for (BufferPoolMXBean pool : pools) {
        if (pool.getName().equals("direct")) {
            return pool.getMemoryUsed();
        }
    }

    // Couldnt get direct memory usage
    return -1;
}

Example 5

Source File: Basic.java From jdk8u_jdk with GNU General Public License v2.0

6 votes

static void check(List<BufferPoolMXBean> pools,
                  int minBufferCount,
                  long minTotalCapacity)
{
    int bufferCount = 0;
    long totalCap = 0;
    long totalMem = 0;
    for (BufferPoolMXBean pool: pools) {
        bufferCount += pool.getCount();
        totalCap += pool.getTotalCapacity();
        totalMem += pool.getMemoryUsed();
    }
    if (bufferCount < minBufferCount)
        throw new RuntimeException("Count less than expected");
    if (totalMem < minTotalCapacity)
        throw new RuntimeException("Memory usage less than expected");
    if (totalCap < minTotalCapacity)
        throw new RuntimeException("Total capacity less than expected");
}

Example 6

Source File: Basic.java From openjdk-8 with GNU General Public License v2.0

6 votes

static void check(List<BufferPoolMXBean> pools,
                  int minBufferCount,
                  long minTotalCapacity)
{
    int bufferCount = 0;
    long totalCap = 0;
    long totalMem = 0;
    for (BufferPoolMXBean pool: pools) {
        bufferCount += pool.getCount();
        totalCap += pool.getTotalCapacity();
        totalMem += pool.getMemoryUsed();
    }
    if (bufferCount < minBufferCount)
        throw new RuntimeException("Count less than expected");
    if (totalMem < minTotalCapacity)
        throw new RuntimeException("Memory usage less than expected");
    if (totalCap < minTotalCapacity)
        throw new RuntimeException("Total capacity less than expected");
}

Example 7

Source File: Basic.java From openjdk-8-source with GNU General Public License v2.0

6 votes

static void check(List<BufferPoolMXBean> pools,
                  int minBufferCount,
                  long minTotalCapacity)
{
    int bufferCount = 0;
    long totalCap = 0;
    long totalMem = 0;
    for (BufferPoolMXBean pool: pools) {
        bufferCount += pool.getCount();
        totalCap += pool.getTotalCapacity();
        totalMem += pool.getMemoryUsed();
    }
    if (bufferCount < minBufferCount)
        throw new RuntimeException("Count less than expected");
    if (totalMem < minTotalCapacity)
        throw new RuntimeException("Memory usage less than expected");
    if (totalCap < minTotalCapacity)
        throw new RuntimeException("Total capacity less than expected");
}

Example 8

Source File: Basic.java From hottub with GNU General Public License v2.0

6 votes

static void check(List<BufferPoolMXBean> pools,
                  int minBufferCount,
                  long minTotalCapacity)
{
    int bufferCount = 0;
    long totalCap = 0;
    long totalMem = 0;
    for (BufferPoolMXBean pool: pools) {
        bufferCount += pool.getCount();
        totalCap += pool.getTotalCapacity();
        totalMem += pool.getMemoryUsed();
    }
    if (bufferCount < minBufferCount)
        throw new RuntimeException("Count less than expected");
    if (totalMem < minTotalCapacity)
        throw new RuntimeException("Memory usage less than expected");
    if (totalCap < minTotalCapacity)
        throw new RuntimeException("Total capacity less than expected");
}

Example 9

Source File: MemoryIterator.java From dremio-oss with Apache License 2.0

6 votes

@Override
public Object next() {
  if (!beforeFirst) {
    throw new IllegalStateException();
  }
  beforeFirst = false;
  final MemoryInfo memoryInfo = new MemoryInfo();

  final NodeEndpoint endpoint = dbContext.getEndpoint();
  memoryInfo.hostname = endpoint.getAddress();
  memoryInfo.fabric_port = endpoint.getFabricPort();

  final MemoryUsage heapMemoryUsage = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage();
  memoryInfo.heap_current = heapMemoryUsage.getUsed();
  memoryInfo.heap_max = heapMemoryUsage.getMax();

  BufferPoolMXBean directBean = getDirectBean();
  memoryInfo.jvm_direct_current = directBean.getMemoryUsed();


  memoryInfo.direct_current = dbContext.getAllocator().getAllocatedMemory();
  memoryInfo.direct_max = VM.getMaxDirectMemory();
  return memoryInfo;
}

Example 10

Source File: Basic.java From jdk8u-jdk with GNU General Public License v2.0

6 votes

static void check(List<BufferPoolMXBean> pools,
                  int minBufferCount,
                  long minTotalCapacity)
{
    int bufferCount = 0;
    long totalCap = 0;
    long totalMem = 0;
    for (BufferPoolMXBean pool: pools) {
        bufferCount += pool.getCount();
        totalCap += pool.getTotalCapacity();
        totalMem += pool.getMemoryUsed();
    }
    if (bufferCount < minBufferCount)
        throw new RuntimeException("Count less than expected");
    if (totalMem < minTotalCapacity)
        throw new RuntimeException("Memory usage less than expected");
    if (totalCap < minTotalCapacity)
        throw new RuntimeException("Total capacity less than expected");
}

Example 11

Source File: MemoryIterator.java From Bats with Apache License 2.0

6 votes

@Override
public Object next() {
  if (!beforeFirst) {
    throw new IllegalStateException();
  }
  beforeFirst = false;
  final MemoryInfo memoryInfo = new MemoryInfo();

  final DrillbitEndpoint endpoint = context.getEndpoint();
  memoryInfo.hostname = endpoint.getAddress();
  memoryInfo.user_port = endpoint.getUserPort();

  final MemoryUsage heapMemoryUsage = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage();
  memoryInfo.heap_current = heapMemoryUsage.getUsed();
  memoryInfo.heap_max = heapMemoryUsage.getMax();

  BufferPoolMXBean directBean = getDirectBean();
  memoryInfo.jvm_direct_current = directBean.getMemoryUsed();

  // We need the memory used by the root allocator for the Drillbit
  memoryInfo.direct_current = context.getRootAllocator().getAllocatedMemory();
  memoryInfo.direct_max = DrillConfig.getMaxDirectMemory();
  return memoryInfo;
}

Example 12

Source File: Basic.java From openjdk-jdk8u-backup with GNU General Public License v2.0

6 votes

static void check(List<BufferPoolMXBean> pools,
                  int minBufferCount,
                  long minTotalCapacity)
{
    int bufferCount = 0;
    long totalCap = 0;
    long totalMem = 0;
    for (BufferPoolMXBean pool: pools) {
        bufferCount += pool.getCount();
        totalCap += pool.getTotalCapacity();
        totalMem += pool.getMemoryUsed();
    }
    if (bufferCount < minBufferCount)
        throw new RuntimeException("Count less than expected");
    if (totalMem < minTotalCapacity)
        throw new RuntimeException("Memory usage less than expected");
    if (totalCap < minTotalCapacity)
        throw new RuntimeException("Total capacity less than expected");
}

Example 13

Source File: Basic.java From openjdk-jdk8u with GNU General Public License v2.0

6 votes

static void check(List<BufferPoolMXBean> pools,
                  int minBufferCount,
                  long minTotalCapacity)
{
    int bufferCount = 0;
    long totalCap = 0;
    long totalMem = 0;
    for (BufferPoolMXBean pool: pools) {
        bufferCount += pool.getCount();
        totalCap += pool.getTotalCapacity();
        totalMem += pool.getMemoryUsed();
    }
    if (bufferCount < minBufferCount)
        throw new RuntimeException("Count less than expected");
    if (totalMem < minTotalCapacity)
        throw new RuntimeException("Memory usage less than expected");
    if (totalCap < minTotalCapacity)
        throw new RuntimeException("Total capacity less than expected");
}

Example 14

Source File: Basic.java From jdk8u60 with GNU General Public License v2.0

6 votes

static void check(List<BufferPoolMXBean> pools,
                  int minBufferCount,
                  long minTotalCapacity)
{
    int bufferCount = 0;
    long totalCap = 0;
    long totalMem = 0;
    for (BufferPoolMXBean pool: pools) {
        bufferCount += pool.getCount();
        totalCap += pool.getTotalCapacity();
        totalMem += pool.getMemoryUsed();
    }
    if (bufferCount < minBufferCount)
        throw new RuntimeException("Count less than expected");
    if (totalMem < minTotalCapacity)
        throw new RuntimeException("Memory usage less than expected");
    if (totalCap < minTotalCapacity)
        throw new RuntimeException("Total capacity less than expected");
}

Example 15

Source File: Basic.java From native-obfuscator with GNU General Public License v3.0

6 votes

static void check(List<BufferPoolMXBean> pools,
                  int minBufferCount,
                  long minTotalCapacity)
{
    int bufferCount = 0;
    long totalCap = 0;
    long totalMem = 0;
    for (BufferPoolMXBean pool: pools) {
        bufferCount += pool.getCount();
        totalCap += pool.getTotalCapacity();
        totalMem += pool.getMemoryUsed();
    }
    if (bufferCount < minBufferCount)
        throw new RuntimeException("Count less than expected");
    if (totalMem < minTotalCapacity)
        throw new RuntimeException("Memory usage less than expected");
    if (totalCap < minTotalCapacity)
        throw new RuntimeException("Total capacity less than expected");
}

Example 16

Source File: Basic.java From TencentKona-8 with GNU General Public License v2.0

6 votes

static void check(List<BufferPoolMXBean> pools,
                  int minBufferCount,
                  long minTotalCapacity)
{
    int bufferCount = 0;
    long totalCap = 0;
    long totalMem = 0;
    for (BufferPoolMXBean pool: pools) {
        bufferCount += pool.getCount();
        totalCap += pool.getTotalCapacity();
        totalMem += pool.getMemoryUsed();
    }
    if (bufferCount < minBufferCount)
        throw new RuntimeException("Count less than expected");
    if (totalMem < minTotalCapacity)
        throw new RuntimeException("Memory usage less than expected");
    if (totalCap < minTotalCapacity)
        throw new RuntimeException("Total capacity less than expected");
}

Example 17

Source File: Basic.java From dragonwell8_jdk with GNU General Public License v2.0

6 votes

static void check(List<BufferPoolMXBean> pools,
                  int minBufferCount,
                  long minTotalCapacity)
{
    int bufferCount = 0;
    long totalCap = 0;
    long totalMem = 0;
    for (BufferPoolMXBean pool: pools) {
        bufferCount += pool.getCount();
        totalCap += pool.getTotalCapacity();
        totalMem += pool.getMemoryUsed();
    }
    if (bufferCount < minBufferCount)
        throw new RuntimeException("Count less than expected");
    if (totalMem < minTotalCapacity)
        throw new RuntimeException("Memory usage less than expected");
    if (totalCap < minTotalCapacity)
        throw new RuntimeException("Total capacity less than expected");
}

Example 18

Source File: EchoServer.java From openjdk-systemtest with Apache License 2.0

5 votes

@Override
protected void heartbeat() {
	// Let them know we are alive
	// Print some stats about the ByteBuffers
	List<BufferPoolMXBean> byteBufferPools = 
		ManagementFactory.getPlatformMXBeans(BufferPoolMXBean.class);

	String direct = "direct";
	String mapped = "mapped";
	
	for (BufferPoolMXBean bean: byteBufferPools) {
		if (bean.getName().equalsIgnoreCase(direct)) {
			direct += " - " + bean.getMemoryUsed() + "/" + bean.getTotalCapacity();
		}
		if (bean.getName().equalsIgnoreCase(mapped)) {
			mapped += " - " + bean.getMemoryUsed() + "/" + bean.getTotalCapacity();
		}
	}
	
	logMessage(direct + " , " + mapped);
	logMessage("Currently connected clients: " + getConnectedClients().size());
	logMessage("Total bytes received       : " + bytesReceived);
	logMessage("Total clients connected    : " + clientsConnected);
	logMessage("Total clients disconnected : " + clientsDisconnected);
	
	synchronized (connectionsPerSecond) {
		if (!connectionsPerSecond.isEmpty()) {
			logMessage("CPS Max: " + Collections.max(connectionsPerSecond.values()) );
		}
	}
	synchronized (connectionsPerMinute) {
		if (!connectionsPerMinute.isEmpty()) {
			logMessage("CPM Max: " + Collections.max(connectionsPerMinute.values()) );
		}
	}

	logMessage();
}

Example 19

Source File: DashboardCommand.java From arthas with Apache License 2.0

5 votes

private static void addBufferPoolMemoryInfo(TableElement table) {
    try {
        @SuppressWarnings("rawtypes")
        Class bufferPoolMXBeanClass = Class.forName("java.lang.management.BufferPoolMXBean");
        @SuppressWarnings("unchecked")
        List<BufferPoolMXBean> bufferPoolMXBeans = ManagementFactory.getPlatformMXBeans(bufferPoolMXBeanClass);
        for (BufferPoolMXBean mbean : bufferPoolMXBeans) {
            long used = mbean.getMemoryUsed();
            long total = mbean.getTotalCapacity();
            new MemoryEntry(mbean.getName(), used, total, Long.MIN_VALUE).addTableRow(table);
        }
    } catch (ClassNotFoundException e) {
        // ignore
    }
}