"Cluster object size distribution", "range")
	usageVersionsDistributionMD = NewGaugeMD(usageVersionCountDistribution,
		"Cluster object version count distribution", "range")
)

// loadClusterUsageObjectMetrics - reads cluster usage metrics.
//
// This is a `MetricsLoaderFn`.
func loadClusterUsageObjectMetrics(ctx context.Context, m MetricValues, c *metricsCache) error {
	dataUsageInfo, err := c.dataUsageInfo.Get()
	if err != nil {

	// provided buffer.
	if cr.offset > 0 {
		n = copy(buf, cr.buffer[cr.offset:])
		if n == len(buf) {
			cr.offset += n
			return n, nil
		}
		cr.offset = 0
		buf = buf[n:]
	}
	// mustRead reads from input and compares against provided slice.
	mustRead := func(b ...byte) error {
		for _, want := range b {
			got, err := cr.reader.ReadByte()
			if err == io.EOF {
				return io.ErrUnexpectedEOF
			}

            } catch (Exception e) {
                exceptions.add(e);
            } finally {
                endLatch.countDown();
            }
        });

        // Thread 2: Continuously reads trees
        executor.submit(() -> {
            try {
                for (int i = 0; i < iterations; i++) {
                    // This would cause ConcurrentModificationException with ArrayList

        decodedName.decode(decodeBuffer);

        // Verify the decoded data matches
        assertEquals(translatedName.sid_type, decodedName.sid_type);
        // The decode process doesn't preserve the original length, it reads from the buffer
        assertNotNull(decodedName.name);
        assertNotNull(decodedName.name.buffer);
        // Buffer length is based on maximum_length/2 from the encoded data

    }

    private static class AdocFileEntry {
        @SerializedName("filename")
        String filename;
        @SerializedName("anchors")
        List<String> anchors;
    }

    /**
     * Reads a JSON file and finds any .adoc files listed that are missing from the given directory.
     */
    private static List<String> findMissingAdocFiles(File jsonFile, String directoryPath) throws IOException {

import java.util.Map;
import org.jspecify.annotations.NonNull;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Test cases for a {@link Table} implementation supporting reads and writes.
 *
 * @author Jared Levy
 * @author Louis Wasserman
 */
@GwtCompatible
@NullMarked
public abstract class AbstractTableTest<C extends @Nullable Character>
    extends AbstractTableReadTest<C> {

	// err will only be returned after decoded has been closed.
	err          *error
	readCloser   io.ReadCloser
	onReaderExit func()

	exitReader chan struct{}
	readerWg   sync.WaitGroup
}

// Read - reads single record.
func (r *Reader) Read(dst sql.Record) (sql.Record, error) {
	v, ok := <-r.decoded
	if !ok {
		if r.err != nil && *r.err != nil {
			return nil, errJSONParsingError(*r.err)
		}
		return nil, io.EOF
	}

        // Use single channel for small reads
        normalRead(buffer, offset, length);
        return;
    }
    
    // Split large read across multiple channels
    ChannelManager channelManager = session.getChannelManager();
    List<ChannelInfo> channels = channelManager.getHealthyChannels();
    int channelCount = Math.min(channels.size(), 4);  // Max 4 parallel reads
    
    int chunkSize = length / channelCount;

		}
		err := s.Err()
		if err != nil {
			t.Errorf("#%d: %v", n, err)
		}
	}
}

// slowReader is a reader that returns only a few bytes at a time, to test the incremental
// reads in Scanner.Scan.
type slowReader struct {
	max int
	buf io.Reader
}

func (sr *slowReader) Read(p []byte) (n int, err error) {
	if len(p) > sr.max {
		p = p[0:sr.max]
	}
	return sr.buf.Read(p)

   * concurrently readable hash table. The map supports non-blocking reads and concurrent writes
   * across different segments.
   *
   * The page replacement algorithm's data structures are kept casually consistent with the map. The
   * ordering of writes to a segment is sequentially consistent. An update to the map and recording
   * of reads may not be immediately reflected on the algorithm's data structures. These structures