},
		{
			// Gets compacted...
			path:   "bucket/dir1",
			size:   1302010,
			objs:   5,
			oSizes: sizeHistogram{0: 1, 1: 1, 2: 2, 4: 1},
		},
		{
			// Gets compacted at this level...
			path:   "bucket/dirwithalot/0",
			size:   filesBelowT,
			objs:   filesBelowT,
			oSizes: sizeHistogram{0: filesBelowT},
		},
		{
			// Gets compacted at this level (below obj threshold)...

		}

		scanFolder := func(folder cachedFolder) {
			if contextCanceled(ctx) {
				return
			}
			dst := into
			if !into.Compacted {
				dst = &dataUsageEntry{Compacted: false}
			}
			if err := f.scanFolder(ctx, folder, dst); err != nil {
				return
			}
			if !into.Compacted {
				h := dataUsageHash(folder.name)
				into.addChild(h)
				// We scanned a folder, optionally send update.

	ObjSizes  sizeHistogram
	Compacted bool
}

//msgp:tuple dataUsageEntryV6
type dataUsageEntryV6 struct {
	Children dataUsageHashMap
	// These fields do no include any children.
	Size      int64
	Objects   uint64
	Versions  uint64 // Versions that are not delete markers.
	ObjSizes  sizeHistogram
	Compacted bool
}

type dataUsageEntryV7 struct {

							err = msgp.WrapError(err, "AllTierStats")
							return
						}
					}
				}
			}
			zb0001Mask |= 0x1
		case "c":
			z.Compacted, err = dc.ReadBool()
			if err != nil {
				err = msgp.WrapError(err, "Compacted")
				return
			}
		default:
			err = dc.Skip()
			if err != nil {
				err = msgp.WrapError(err)
				return
			}
		}
	}

	scannerMetricScanFolder      // Scan a folder on disk, recursively.
	scannerMetricScanCycle       // Full cycle, cluster global
	scannerMetricScanBucketDrive // Single bucket on one drive
	scannerMetricCompactFolder   // Folder compacted.

	// Must be last:
	scannerMetricLast
)

// log scanner action.
// Use for s > scannerMetricStartTrace
func (p *scannerMetrics) log(s scannerMetric, paths ...string) func(custom map[string]string) {

   *   o READ lines track accesses for LRU.
   *
   *   o REMOVE lines track entries that have been deleted.
   *
   * The journal file is appended to as cache operations occur. The journal may occasionally be
   * compacted by dropping redundant lines. A temporary file named "journal.tmp" will be used during
   * compaction; that file should be deleted if it exists when the cache is opened.
   */

  private val journalFile: Path

    val latch = CountDownLatch(1)

    override fun runOnce(): Long {
      latch.countDown()
      return -1L
    }
  }

  /** Adds [task] to run in [delayNanos]. Returns true if the coordinator is impacted. */
  internal fun scheduleAndDecide(
    task: Task,
    delayNanos: Long,
    recurrence: Boolean,
  ): Boolean {
    task.initQueue(this)

    val now = taskRunner.backend.nanoTime()

                    .get());
            options.addOption(Option.builder(FAIL_AT_END)
                    .longOpt("fail-at-end")
                    .desc("Only fail the build afterwards; allow all non-impacted builds to continue")
                    .get());
            options.addOption(Option.builder(FAIL_NEVER)
                    .longOpt("fail-never")

Nous allons repartir d'où nous nous sommes arrêtés dans le chapitre précédent et l'enrichir.

## À propos de JWT { #about-jwt }

JWT signifie « JSON Web Tokens ».

C'est une norme pour coder un objet JSON dans une longue chaîne compacte sans espaces. Cela ressemble à ceci :

```
eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c
```

                .build());
        options.addOption(Option.builder(FAIL_AT_END)
                .longOpt("fail-at-end")
                .desc("Only fail the build afterwards; allow all non-impacted builds to continue")
                .build());
        options.addOption(Option.builder(FAIL_NEVER)
                .longOpt("fail-never")
                .desc("NEVER fail the build, regardless of project result")