Hallo zusammen,
ich habe ein Problem mit Hyper Backup zwischen zwei Synology-NAS und würde gern eure Einschätzung hören.
Setup
Dabei ist die Integritätsprüfung fehlerhaft:

Der Hyper Backup Fehlerbericht der DS923+ sagt folgendes:
Ich habe jetzt viel Zeit investiert um die Ursache zu finden:
Entscheidender Test
Ich habe dann den zusätzlichen 8-GB-RAM testweise entfernt.
Ergebnis:
Ich frage mich, ob ich noch irgendetwas anderes prüfen sollte, aber nach dem Verhalten mit/ohne RAM-Riegel wirkt die Ursache für mich klar. Ich kann mir nicht vorstellen, dass der RAM-Riegel Schuld ist, wenn davor keine Fehler angezeigt wurden.
ich habe ein Problem mit Hyper Backup zwischen zwei Synology-NAS und würde gern eure Einschätzung hören.
Setup
- Backup per Hyper Backup von DS923+ auf die DS225+
- Backup-Art: „Gesamtes System“
- Auf der DS225+ wurde der RAM von 2 GB auf 10 GB erweitert (zusätzlicher 8-GB-Riegel „8GB DDR4 260pin SO-DIMM, 1Rx8, 2666MHz, Hynix“)
Dabei ist die Integritätsprüfung fehlerhaft:

Der Hyper Backup Fehlerbericht der DS923+ sagt folgendes:
Backup task was unable to run due to errors found at the backup destination.
The following files were found broken in the latest integrity check and cannot be restored.
There may be other broken files which were not detected this time.
If you have further questions, please contact Synology support.
Broken file(s):
Version: 2026-04-20 15:57:07+0200, shared folder: @EntireDSM
File 137438953472 2026-04-20 15:58:48 synorbd_1_1
File 137438953472 2026-04-20 15:58:48 synorbd_1_2
File 137438953472 2026-04-20 15:58:48 synorbd_1_4
File 137438953472 2026-04-20 15:58:48 synorbd_1_3
File 137438953472 2026-04-20 15:58:56 synorbd_1_5
File 137438953472 2026-04-20 15:58:56 synorbd_1_6
File 137438953472 2026-04-20 15:58:56 synorbd_1_7
File 137438953472 2026-04-20 15:58:58 synorbd_1_8
File 137438953472 2026-04-20 15:59:09 synorbd_1_9
File 137438953472 2026-04-20 15:59:09 synorbd_1_10
File 137438953472 2026-04-20 15:59:09 synorbd_1_11
File 137438953472 2026-04-20 15:59:13 synorbd_1_12
File 137438953472 2026-04-20 15:59:23 synorbd_1_13
File 137438953472 2026-04-20 15:59:24 synorbd_1_14
File 137438953472 2026-04-20 15:59:24 synorbd_1_15
File 137438953472 2026-04-20 15:59:33 synorbd_1_16
File 137438953472 2026-04-20 15:59:33 synorbd_1_17
File 137438953472 2026-04-20 15:59:59 synorbd_1_18
File 137438953472 2026-04-20 16:00:07 synorbd_1_19
File 137438953472 2026-04-20 16:00:22 synorbd_1_20
File 137438953472 2026-04-20 16:00:23 synorbd_1_21
File 137438953472 2026-04-20 16:00:42 synorbd_1_30
File 137438953472 2026-04-20 16:00:46 synorbd_1_31
Version: 2026-04-20 12:36:27+0200, shared folder: @EntireDSM
File 137438953472 2026-04-20 12:38:10 synorbd_1_1
File 137438953472 2026-04-20 12:38:11 synorbd_1_2
File 137438953472 2026-04-20 12:38:11 synorbd_1_4
File 137438953472 2026-04-20 12:38:11 synorbd_1_3
File 137438953472 2026-04-20 12:38:20 synorbd_1_5
File 137438953472 2026-04-20 12:38:36 synorbd_1_6
File 137438953472 2026-04-20 12:38:38 synorbd_1_7
File 137438953472 2026-04-20 12:38:48 synorbd_1_8
File 137438953472 2026-04-20 12:38:51 synorbd_1_9
File 137438953472 2026-04-20 12:38:52 synorbd_1_10
File 137438953472 2026-04-20 12:39:01 synorbd_1_11
File 137438953472 2026-04-20 12:39:10 synorbd_1_12
File 137438953472 2026-04-20 12:39:19 synorbd_1_13
File 137438953472 2026-04-20 12:39:26 synorbd_1_14
File 137438953472 2026-04-20 12:39:27 synorbd_1_15
File 137438953472 2026-04-20 12:39:31 synorbd_1_16
File 137438953472 2026-04-20 12:39:36 synorbd_1_17
File 137438953472 2026-04-20 12:39:44 synorbd_1_18
File 137438953472 2026-04-20 12:39:45 synorbd_1_19
File 137438953472 2026-04-20 12:40:16 synorbd_1_20
File 137438953472 2026-04-20 12:42:54 synorbd_1_21
File 137438953472 2026-04-20 12:44:24 synorbd_1_30
File 137438953472 2026-04-20 12:44:40 synorbd_1_31
Version: 2026-04-17 03:00:03+0200, shared folder: @EntireDSM
File 137438953472 2026-04-17 03:01:31 synorbd_1_1
File 137438953472 2026-04-17 03:01:31 synorbd_1_2
File 137438953472 2026-04-17 03:01:31 synorbd_1_4
File 137438953472 2026-04-17 03:01:31 synorbd_1_3
File 137438953472 2026-04-17 03:01:37 synorbd_1_5
File 137438953472 2026-04-17 03:01:38 synorbd_1_6
File 137438953472 2026-04-17 03:01:39 synorbd_1_7
File 137438953472 2026-04-17 03:01:41 synorbd_1_8
File 137438953472 2026-04-17 03:01:45 synorbd_1_9
File 137438953472 2026-04-17 03:01:51 synorbd_1_10
File 137438953472 2026-04-17 03:01:52 synorbd_1_11
File 137438953472 2026-04-17 03:01:52 synorbd_1_12
File 137438953472 2026-04-17 03:01:53 synorbd_1_13
File 137438953472 2026-04-17 03:02:01 synorbd_1_14
File 137438953472 2026-04-17 03:02:01 synorbd_1_15
File 137438953472 2026-04-17 03:02:01 synorbd_1_16
File 137438953472 2026-04-17 03:02:02 synorbd_1_17
File 137438953472 2026-04-17 03:02:15 synorbd_1_18
File 137438953472 2026-04-17 03:02:17 synorbd_1_19
File 137438953472 2026-04-17 03:02:21 synorbd_1_20
File 137438953472 2026-04-17 03:02:35 synorbd_1_30
File 137438953472 2026-04-17 03:02:35 synorbd_1_31
Version: 2026-04-16 15:59:01+0200, shared folder: @EntireDSM
File 137438953472 2026-04-16 22:24:38 synorbd_1_1
File 137438953472 2026-04-16 22:24:38 synorbd_1_2
File 137438953472 2026-04-16 22:24:38 synorbd_1_4
File 137438953472 2026-04-16 22:24:38 synorbd_1_3
File 137438953472 2026-04-16 22:24:42 synorbd_1_5
File 137438953472 2026-04-16 22:24:45 synorbd_1_6
File 137438953472 2026-04-16 22:24:46 synorbd_1_7
File 137438953472 2026-04-16 22:24:46 synorbd_1_8
File 137438953472 2026-04-16 22:24:57 synorbd_1_9
File 137438953472 2026-04-16 22:24:58 synorbd_1_10
File 137438953472 2026-04-16 22:25:00 synorbd_1_11
File 137438953472 2026-04-16 22:25:00 synorbd_1_12
File 137438953472 2026-04-16 22:25:08 synorbd_1_13
File 137438953472 2026-04-16 22:25:12 synorbd_1_14
File 137438953472 2026-04-16 22:25:15 synorbd_1_15
File 137438953472 2026-04-16 22:25:18 synorbd_1_16
File 137438953472 2026-04-16 22:25:35 synorbd_1_17
File 137438953472 2026-04-16 22:25:39 synorbd_1_18
File 137438953472 2026-04-16 22:25:41 synorbd_1_19
File 137438953472 2026-04-16 22:25:41 synorbd_1_20
File 137438953472 2026-04-16 22:26:12 synorbd_1_30
File 137438953472 2026-04-16 22:26:13 synorbd_1_31
The following files were found broken in the latest integrity check and cannot be restored.
There may be other broken files which were not detected this time.
If you have further questions, please contact Synology support.
Broken file(s):
Version: 2026-04-20 15:57:07+0200, shared folder: @EntireDSM
File 137438953472 2026-04-20 15:58:48 synorbd_1_1
File 137438953472 2026-04-20 15:58:48 synorbd_1_2
File 137438953472 2026-04-20 15:58:48 synorbd_1_4
File 137438953472 2026-04-20 15:58:48 synorbd_1_3
File 137438953472 2026-04-20 15:58:56 synorbd_1_5
File 137438953472 2026-04-20 15:58:56 synorbd_1_6
File 137438953472 2026-04-20 15:58:56 synorbd_1_7
File 137438953472 2026-04-20 15:58:58 synorbd_1_8
File 137438953472 2026-04-20 15:59:09 synorbd_1_9
File 137438953472 2026-04-20 15:59:09 synorbd_1_10
File 137438953472 2026-04-20 15:59:09 synorbd_1_11
File 137438953472 2026-04-20 15:59:13 synorbd_1_12
File 137438953472 2026-04-20 15:59:23 synorbd_1_13
File 137438953472 2026-04-20 15:59:24 synorbd_1_14
File 137438953472 2026-04-20 15:59:24 synorbd_1_15
File 137438953472 2026-04-20 15:59:33 synorbd_1_16
File 137438953472 2026-04-20 15:59:33 synorbd_1_17
File 137438953472 2026-04-20 15:59:59 synorbd_1_18
File 137438953472 2026-04-20 16:00:07 synorbd_1_19
File 137438953472 2026-04-20 16:00:22 synorbd_1_20
File 137438953472 2026-04-20 16:00:23 synorbd_1_21
File 137438953472 2026-04-20 16:00:42 synorbd_1_30
File 137438953472 2026-04-20 16:00:46 synorbd_1_31
Version: 2026-04-20 12:36:27+0200, shared folder: @EntireDSM
File 137438953472 2026-04-20 12:38:10 synorbd_1_1
File 137438953472 2026-04-20 12:38:11 synorbd_1_2
File 137438953472 2026-04-20 12:38:11 synorbd_1_4
File 137438953472 2026-04-20 12:38:11 synorbd_1_3
File 137438953472 2026-04-20 12:38:20 synorbd_1_5
File 137438953472 2026-04-20 12:38:36 synorbd_1_6
File 137438953472 2026-04-20 12:38:38 synorbd_1_7
File 137438953472 2026-04-20 12:38:48 synorbd_1_8
File 137438953472 2026-04-20 12:38:51 synorbd_1_9
File 137438953472 2026-04-20 12:38:52 synorbd_1_10
File 137438953472 2026-04-20 12:39:01 synorbd_1_11
File 137438953472 2026-04-20 12:39:10 synorbd_1_12
File 137438953472 2026-04-20 12:39:19 synorbd_1_13
File 137438953472 2026-04-20 12:39:26 synorbd_1_14
File 137438953472 2026-04-20 12:39:27 synorbd_1_15
File 137438953472 2026-04-20 12:39:31 synorbd_1_16
File 137438953472 2026-04-20 12:39:36 synorbd_1_17
File 137438953472 2026-04-20 12:39:44 synorbd_1_18
File 137438953472 2026-04-20 12:39:45 synorbd_1_19
File 137438953472 2026-04-20 12:40:16 synorbd_1_20
File 137438953472 2026-04-20 12:42:54 synorbd_1_21
File 137438953472 2026-04-20 12:44:24 synorbd_1_30
File 137438953472 2026-04-20 12:44:40 synorbd_1_31
Version: 2026-04-17 03:00:03+0200, shared folder: @EntireDSM
File 137438953472 2026-04-17 03:01:31 synorbd_1_1
File 137438953472 2026-04-17 03:01:31 synorbd_1_2
File 137438953472 2026-04-17 03:01:31 synorbd_1_4
File 137438953472 2026-04-17 03:01:31 synorbd_1_3
File 137438953472 2026-04-17 03:01:37 synorbd_1_5
File 137438953472 2026-04-17 03:01:38 synorbd_1_6
File 137438953472 2026-04-17 03:01:39 synorbd_1_7
File 137438953472 2026-04-17 03:01:41 synorbd_1_8
File 137438953472 2026-04-17 03:01:45 synorbd_1_9
File 137438953472 2026-04-17 03:01:51 synorbd_1_10
File 137438953472 2026-04-17 03:01:52 synorbd_1_11
File 137438953472 2026-04-17 03:01:52 synorbd_1_12
File 137438953472 2026-04-17 03:01:53 synorbd_1_13
File 137438953472 2026-04-17 03:02:01 synorbd_1_14
File 137438953472 2026-04-17 03:02:01 synorbd_1_15
File 137438953472 2026-04-17 03:02:01 synorbd_1_16
File 137438953472 2026-04-17 03:02:02 synorbd_1_17
File 137438953472 2026-04-17 03:02:15 synorbd_1_18
File 137438953472 2026-04-17 03:02:17 synorbd_1_19
File 137438953472 2026-04-17 03:02:21 synorbd_1_20
File 137438953472 2026-04-17 03:02:35 synorbd_1_30
File 137438953472 2026-04-17 03:02:35 synorbd_1_31
Version: 2026-04-16 15:59:01+0200, shared folder: @EntireDSM
File 137438953472 2026-04-16 22:24:38 synorbd_1_1
File 137438953472 2026-04-16 22:24:38 synorbd_1_2
File 137438953472 2026-04-16 22:24:38 synorbd_1_4
File 137438953472 2026-04-16 22:24:38 synorbd_1_3
File 137438953472 2026-04-16 22:24:42 synorbd_1_5
File 137438953472 2026-04-16 22:24:45 synorbd_1_6
File 137438953472 2026-04-16 22:24:46 synorbd_1_7
File 137438953472 2026-04-16 22:24:46 synorbd_1_8
File 137438953472 2026-04-16 22:24:57 synorbd_1_9
File 137438953472 2026-04-16 22:24:58 synorbd_1_10
File 137438953472 2026-04-16 22:25:00 synorbd_1_11
File 137438953472 2026-04-16 22:25:00 synorbd_1_12
File 137438953472 2026-04-16 22:25:08 synorbd_1_13
File 137438953472 2026-04-16 22:25:12 synorbd_1_14
File 137438953472 2026-04-16 22:25:15 synorbd_1_15
File 137438953472 2026-04-16 22:25:18 synorbd_1_16
File 137438953472 2026-04-16 22:25:35 synorbd_1_17
File 137438953472 2026-04-16 22:25:39 synorbd_1_18
File 137438953472 2026-04-16 22:25:41 synorbd_1_19
File 137438953472 2026-04-16 22:25:41 synorbd_1_20
File 137438953472 2026-04-16 22:26:12 synorbd_1_30
File 137438953472 2026-04-16 22:26:13 synorbd_1_31
Ich habe jetzt viel Zeit investiert um die Ursache zu finden:
- Speicherpool / Volume --> in Ordnung
- Datenbereinigung --> Erfolgreich
- beide HDDs SMART Schnelltest + erweiterter Test --> Ohne Fehler
Entscheidender Test
Ich habe dann den zusätzlichen 8-GB-RAM testweise entfernt.
Ergebnis:
- ohne Zusatz-RAM: Hyper Backup und Integritätsprüfung laufen sauber
- mit Zusatz-RAM: Backup läuft scheinbar durch, aber Integritätsprüfung ist scheinbar fehlerhaft
Ich frage mich, ob ich noch irgendetwas anderes prüfen sollte, aber nach dem Verhalten mit/ohne RAM-Riegel wirkt die Ursache für mich klar. Ich kann mir nicht vorstellen, dass der RAM-Riegel Schuld ist, wenn davor keine Fehler angezeigt wurden.

