"pickup_longitude", "pickup_latitude", "dropoff_longitude", "dropoff_latitude", "passenger_count", "trip_distance", "fare_amount", "extra", "mta_tax", "tip_amount", "tolls_amount", "ehail_fee", "improvement_surcharge", "total_amount", "payment_type", "trip_type", "pickup", "dropoff", "cab_type", "precipitation", "snow_depth", "snowfall", "max_temp", "min_temp", "wind", "pickup_nyct2010_gid", "pickup_ctlabel", "pickup_borocode", "pickup_boroname", "pickup_ct2010", "pickup_boroct2010", "pickup_cdeligibil", "pickup_ntacode",...

        assertTrue(result);
        assertEquals("4 indices × 2 creates each (backup + rebuild)", 8, testClient.createdIndices.size());
        assertEquals("4 indices × 2 reindexes each (to backup + from backup)", 8, testClient.reindexPairs.size());
        assertEquals("4 indices × 2 deletes each (old + backup)", 8, testClient.deletedIndices.size());
    }

    @Test

```

### Importing Configuration

**Via Admin UI**:
1. **System > Backup > Upload**
2. Select `fess*.json` file
3. Click **Import**

**Via API**:
```bash
curl -X POST "http://localhost:8080/api/admin/backup/upload" \
  -u admin:admin \
  -F "file=@fess-config-backup.json"
```

### System Properties

Critical system settings in `system.properties`:

```properties

import jakarta.annotation.Resource;

/**
 * Admin action for Backup management.
 *
 */
public class AdminBackupAction extends FessAdminAction {

    /**
     * Default constructor.
     */
    public AdminBackupAction() {
        super();
    }

    /**
     * The role for this action.
     */
    public static final String ROLE = "admin-backup";

    /**
     * Represents an API response containing a list of backup files.
     */
    public static class ApiBackupFilesResponse extends ApiResponse {
        /**
         * The list of backup files, where each file is represented by a map of strings.
         */
        protected List<Map<String, String>> files;
        /**
         * The total number of backup files.
         */
        protected long total = 0;

							<p><la:message key="labels.menu_search_list" /></p>
						</a></li></c:if>

					<c:if test="${fe:permission('admin-backup-view')}">
					<li class="nav-item">
						<a href="${fe:url('/admin/backup/')}" class="nav-link <c:if test="${param.menuType=='backup'}">active</c:if>" <c:if test="${param.menuType=='backup'}">aria-current="page"</c:if>>
							<i class='fa fa-download nav-icon' aria-hidden="true"></i>

All replication failures are picked up by the scanner which runs at a one minute frequency, each time scanning up to a sixteenth of the namespace. Object versions marked `PENDING` or `FAILED` are re-queued for replication.

			size: 200,
		},
	}
	createUsageTestFiles(t, base, bucket, files)
	err = os.RemoveAll(filepath.Join(base, bucket, "dir1/dira/dirasub/dcfile"))
	if err != nil {
		t.Fatal(err)
	}
	// Changed dir must be picked up in this many cycles.
	for range dataUsageUpdateDirCycles {
		got, err = scanDataFolder(t.Context(), nil, &xls, got, getSize, 0, weSleep)
		got.Info.NextCycle++
		if err != nil {
			t.Fatal(err)
		}
	}

	// Peek into a zip archive
	xMinIOExtract = "x-minio-extract"
)

// splitZipExtensionPath splits the S3 path to the zip file and the path inside the zip:
//
//	e.g  /path/to/archive.zip/backup-2021/myimage.png => /path/to/archive.zip, backup/myimage.png
func splitZipExtensionPath(input string) (zipPath, object string, err error) {
	idx := strings.Index(input, archivePattern)
	if idx < 0 {
		// Should never happen

					rng := rand.New(rand.NewSource(time.Now().UnixNano()))
					n := 0
					var latency int64
					managers := grid.Managers
					hosts := grid.Hosts
					for pb.Next() {
						// Pick a random manager.
						src, dst := rng.Intn(len(managers)), rng.Intn(len(managers))
						if src == dst {
							dst = (dst + 1) % len(managers)
						}
						local := managers[src]