}

  /**
   * This test attempts to cause a future to wait for longer than it was requested to from a timed
   * get() call. As measurements of time are prone to flakiness, it tries to assert based on ranges
   * derived from observing how much time actually passed for various operations.
   */
  @SuppressWarnings("ThreadPriorityCheck")
  @AndroidIncompatible // Thread.suspend

 * the cache; the cache may delete or overwrite files from its directory. It is an error for
 * multiple processes to use the same cache directory at the same time.
 *
 * This cache limits the number of bytes that it will store on the filesystem. When the number of
 * stored bytes exceeds the limit, the cache will remove entries in the background until the limit

func healTrace(funcName healingMetric, startTime time.Time, bucket, object string, opts *madmin.HealOpts, err error, result *madmin.HealResultItem) {
	tr := madmin.TraceInfo{
		TraceType: madmin.TraceHealing,
		Time:      startTime,
		NodeName:  globalLocalNodeName,
		FuncName:  "heal." + funcName.String(),
		Duration:  time.Since(startTime),
		Path:      pathJoin(bucket, decodeDirObject(object)),
	}

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package cmd

import (
	"context"
	"fmt"
	"net/http"
	"strings"
	"time"

	"github.com/minio/madmin-go/v3"
	"github.com/minio/minio/internal/disk"
	"github.com/minio/minio/internal/net"
	c "github.com/shirou/gopsutil/v3/cpu"
	"github.com/shirou/gopsutil/v3/load"
)

// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package cmd

import (
	"context"
	"net/http"
	"strconv"
	"time"

	xhttp "github.com/minio/minio/internal/http"
	"github.com/minio/minio/internal/kms"
)

const unavailable = "offline"

func checkHealth(w http.ResponseWriter) ObjectLayer {
	objLayer := newObjectLayerFn()

     * must be less than 2,048 characters.
     */
    private String loc;

    /**
     * The date of last modification of the file. This date should be in W3C
     * Datetime format. This format allows you to omit the time portion, if
     * desired, and use YYYY-MM-DD.
     *
     * Note that this tag is separate from the If-Modified-Since (304) header
     * the server can return, and search engines may use the information from

in order to avoid inconsistency the Agreement is copyrighted and may only
be modified in the following manner. The Agreement Steward reserves the right
to publish new versions (including revisions) of this Agreement from time
to time. No one other than the Agreement Steward has the right to modify this
Agreement. The Eclipse Foundation is the initial Agreement Steward. The Eclipse
Foundation may assign the responsibility to serve as the Agreement Steward

    // we try hard to make them robust in practice.  We could additionally try to add in a system
    // load timeout multiplier.  Or we could try to use a CPU time bound instead of wall clock time
    // bound.  But these ideas are harder to implement.  We do not try to detect or handle a
    // user-specified -XX:+DisableExplicitGC.
    //
    // TODO(user): Consider using

  public void setUp() {
    threadPool = newCachedThreadPool();
  }

  @Override
  public void tearDown() throws InterruptedException {
    threadPool.shutdown();
    assertTrue("Some worker didn't finish in time", threadPool.awaitTermination(10, SECONDS));
  }

  private static <T> int drain(
      BlockingQueue<T> q,
      Collection<? super T> buffer,
      int maxElements,
      long timeout,
      TimeUnit unit,

	defer direntPool.Put(bufp)
	buf := *bufp

	boff := 0 // starting read position in buf
	nbuf := 0 // end valid data in buf

	for {
		if boff >= nbuf {
			boff = 0
			stop := globalOSMetrics.time(osMetricReadDirent)
			nbuf, err = syscall.ReadDirent(fd, buf)
			stop()
			if err != nil {
				if isSysErrNotDir(err) {
					return nil
				}
				err = osErrToFileErr(err)
				if err == errFileNotFound {