}

    public static String getMemoryUsageLog() {
        final Runtime runtime = Runtime.getRuntime();
        final long freeBytes = runtime.freeMemory();
        final long maxBytes = runtime.maxMemory();
        final long totalBytes = runtime.totalMemory();
        final long usedBytes = totalBytes - freeBytes;
        return "Mem:{used " + byteCountToDisplaySize(usedBytes) + ", heap " + byteCountToDisplaySize(totalBytes) + ", max "

package profilerecord

type StackRecord struct {
	Stack []uintptr
}

type MemProfileRecord struct {
	AllocBytes, FreeBytes     int64
	AllocObjects, FreeObjects int64
	Stack                     []uintptr
}

func (r *MemProfileRecord) InUseBytes() int64   { return r.AllocBytes - r.FreeBytes }
func (r *MemProfileRecord) InUseObjects() int64 { return r.AllocObjects - r.FreeObjects }

type BlockProfileRecord struct {

	}

	// Handle the result.
	//
	// It's OK to assume a particular Kind for a metric;
	// they're guaranteed not to change.
	freeBytes := sample[0].Value.Uint64()

	fmt.Printf("free but not released memory: %d\n", freeBytes)
}

func ExampleRead_readingAllMetrics() {
	// Get descriptions for all supported metrics.
	descs := metrics.All()

	// Create a sample for each metric.

	rate := int64(512 * 1024)
	rec := []profilerecord.MemProfileRecord{
		{AllocBytes: 4096, FreeBytes: 1024, AllocObjects: 4, FreeObjects: 1, Stack: []uintptr{a1, a2}},
		{AllocBytes: 512 * 1024, FreeBytes: 0, AllocObjects: 1, FreeObjects: 0, Stack: []uintptr{a2 + 1, a2 + 2}},
		{AllocBytes: 512 * 1024, FreeBytes: 512 * 1024, AllocObjects: 1, FreeObjects: 1, Stack: []uintptr{a1 + 1, a1 + 2, a2 + 3}},
	}

			break
		} else {
			prof = make([]runtime.MemProfileRecord, n+10)
		}
	}
	// See how much memory in tiny objects is profiled.
	var totalBytes int64
	for _, p := range prof {
		bytes := p.AllocBytes - p.FreeBytes
		nobj := p.AllocObjects - p.FreeObjects
		if nobj == 0 {
			// There may be a record that has had all of its objects
			// freed. That's fine. Avoid a divide-by-zero and skip.
			continue
		}
		size := bytes / nobj

type MemProfileRecord struct {
	AllocBytes, FreeBytes     int64       // number of bytes allocated, freed
	AllocObjects, FreeObjects int64       // number of objects allocated, freed
	Stack0                    [32]uintptr // stack trace for this record; ends at first 0 entry
}

// InUseBytes returns the number of bytes in use (AllocBytes - FreeBytes).

	w = tw

	var total runtime.MemProfileRecord
	for i := range p {
		r := &p[i]
		total.AllocBytes += r.AllocBytes
		total.AllocObjects += r.AllocObjects
		total.FreeBytes += r.FreeBytes
		total.FreeObjects += r.FreeObjects
	}

	// Technically the rate is MemProfileRate not 2*MemProfileRate,
	// but early versions of the C++ heap profiler reported 2*MemProfileRate,

	proxiedGetTaggingRequestFailures    MetricName = "proxied_get_tagging_requests_failures"
	proxiedDeleteTaggingRequestFailures MetricName = "proxied_delete_tagging_requests_failures"

	freeBytes       MetricName = "free_bytes"
	readBytes       MetricName = "read_bytes"
	rcharBytes      MetricName = "rchar_bytes"
	receivedBytes   MetricName = "received_bytes"
	latencyMilliSec MetricName = "latency_ms"

		{"MemProfile", Func, 0},
		{"MemProfileRate", Var, 0},
		{"MemProfileRecord", Type, 0},
		{"MemProfileRecord.AllocBytes", Field, 0},
		{"MemProfileRecord.AllocObjects", Field, 0},
		{"MemProfileRecord.FreeBytes", Field, 0},
		{"MemProfileRecord.FreeObjects", Field, 0},
		{"MemProfileRecord.Stack0", Field, 0},
		{"MemStats", Type, 0},
		{"MemStats.Alloc", Field, 0},
		{"MemStats.BuckHashSys", Field, 0},

pkg runtime, type MemProfileRecord struct
pkg runtime, type MemProfileRecord struct, AllocBytes int64
pkg runtime, type MemProfileRecord struct, AllocObjects int64
pkg runtime, type MemProfileRecord struct, FreeBytes int64
pkg runtime, type MemProfileRecord struct, FreeObjects int64
pkg runtime, type MemProfileRecord struct, Stack0 [32]uintptr
pkg runtime, type MemStats struct
pkg runtime, type MemStats struct, Alloc uint64