readsPerSec:       "Reads per second on a drive",
		writesPerSec:      "Writes per second on a drive",
		readsKBPerSec:     "Kilobytes read per second on a drive",
		writesKBPerSec:    "Kilobytes written per second on a drive",
		readsAwait:        "Average time for read requests to be served on a drive",
		writesAwait:       "Average time for write requests to be served on a drive",

	}
	deleteResp.Errors = errs
	return deleteResp
}

func writeResponse(w http.ResponseWriter, statusCode int, response []byte, mType mimeType) {
	// Don't write a response if one has already been written.
	// Fixes https://github.com/minio/minio/issues/21633
	if headersAlreadyWritten(w) {
		return
	}

	if statusCode == 0 {
		statusCode = 200
	}
	// Similar check to http.checkWriteHeaderCode

}

// RenameDataResp - RenameData()'s response.
// Provides information about the final state of Rename()
//   - on xl.meta (array of versions) on disk to check for version disparity
//   - on rewrite dataDir on disk that must be additionally purged
//     only after as a 2-phase call, allowing the older dataDir to
//     hang-around in-case we need some form of recovery.
type RenameDataResp struct {

				return
			} else if rec != nil {
				stack := debug.Stack()
				logger.Error("panic: \"%s %s\": %v\n%s", r.Method, r.URL, rec, string(stack))
				// Try to write an error response, upstream may not have written header.
				writeErrorResponse(r.Context(), w, errorCodes.ToAPIErr(ErrInternalError), r.URL)
				return
			}
		}()
		h.ServeHTTP(w, r)
	})
}

		if cr.debug {
			fmt.Printf("prefix, want prefix %q, got %q", "x-amz-trailer-signature:", string(sig))
		}
		return errMalformedEncoding
	}

	// TODO: It seems like we may have to be prepared to rewrite and sort trailing headers:
	// https://docs.aws.amazon.com/IAM/latest/UserGuide/create-signed-request.html

	// Any value must end with a newline.
	// Not all clients send that.
	trailerRaw := valueBuffer.Bytes()

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

package cmd

import (
	"context"
	"errors"
	"fmt"
	"io"
)

// Converts underlying storage error. Convenience function written to
// handle all cases where we have known types of errors returned by
// underlying storage layer.
func toObjectErr(oerr error, params ...string) error {
	if oerr == nil {
		return nil
	}

					outputQueue[len(outputQueue)-1] = outputRecord
				}
				outputRecord, err = s3Select.statement.Eval(*inputRecord, outputRecord)
				if outputRecord == nil || err != nil {
					// This should not be written.
					// Remove it from the queue.
					outputQueue = outputQueue[:len(outputQueue)-1]
					if err != nil {
						break OuterLoop
					}
					continue
				}

			return nil
		}
		// Don't wait for result
		return nil
	}

	// respCh must be set to wait for result.
	// We make it size 1, so a result can always be written
	// even if we aren't listening.
	task.respCh = make(chan healResult, 1)
	select {
	case globalBackgroundHealRoutine.tasks <- task:
		if serverDebugLog {
			fmt.Printf("Task in the queue: %#v\n", task)
		}

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