Data Domain: Policy MFR duplicate causano errori di copia dei file

Summary: Policy MFR duplicate causano errori di copia dei file

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Symptoms

Numero elevato di errori di copia dei file:

Jan 21 06:48:53 mitv5a6b95 ddfs[780]: ERROR: MSG-NFS-00005: Failed to do a filecopy, err = 2.
Jan 21 06:53:39 mitv5a6b95 ddfs[780]: ERROR: MSG-NFS-00005: Failed to do a filecopy, err = 2.
Jan 21 07:02:42 mitv5a6b95 ddfs[780]: ERROR: MSG-NFS-00005: Failed to do a filecopy, err = 5056.
Jan 21 07:18:45 mitv5a6b95 ddfs[780]: ERROR: MSG-NFS-00005: Failed to do a filecopy, err = 2.
Jan 21 07:20:30 mitv5a6b95 ddfs[780]: ERROR: MSG-NFS-00005: Failed to do a filecopy, err = 2.
Jan 21 07:23:50 mitv5a6b95 ddfs[780]: ERROR: MSG-NFS-00005: Failed to do a filecopy, err = 2.
Jan 21 07:26:00 mitv5a6b95 ddfs[780]: ERROR: MSG-NFS-00005: Failed to do a filecopy, err = 2.
Jan 21 07:50:21 mitv5a6b95 ddfs[780]: ERROR: MSG-NFS-00005: Failed to do a filecopy, err = 2.
Jan 21 07:50:26 mitv5a6b95 ddfs[780]: ERROR: MSG-NFS-00005: Failed to do a filecopy, err = 2.
Jan 21 07:58:27 mitv5a6b95 ddfs[780]: ERROR: MSG-NFS-00005: Failed to do a filecopy, err = 2.

ddfs.info sul Destination Data Domain mostra i seguenti errori: 

01/29 05:38:49.086 (tid 0x2aaaab40cf10): filecopy_terminate_prev_duplicate_ctx: force terminating existing duplicate filecopy ctx 307: /data/col1/nsrsrv2/SV2_DD95_CLONE_1/active/e62b1224-00000006-afc82761-54
c82761-eb620000-00000000
01/29 05:38:49.086 (tid 0x2aaaab2888b0): filecopy ctx 307: filecopy server_stop
01/29 05:38:49.086 (tid 0x2aaaab2888b0): repl ctx 307:0: lrepl_server_stop_internal
01/29 05:38:49.086 (tid 0x2aaaab2888b0): sfs_abandon("INVALID HANDLE:dcd946, 1030087, 5171402a, 0, OPAQUE NODE, 34c76e90"), modified
Il ddfs.info sul Data Domain di origine mostra i seguenti errori:
01/29 05:38:49.113 (tid 0x2ab63e8d5280): repl ctx 307:0: lrepl_send_segs_async_rpc: rpc error 3 (RPC: Unable to send)
01/29 05:38:49.181 (tid 0x2ab63e8d5280): filecopy failed for <file: task idx 2243204, /data/col1/nsrsrv2/SV2_DD15_DATA_1/59/93/e62b1224-00000006-afc82761-54c82761-eb620000-00000000, destination: mitv5a6b95.m
i.edeka.net>, errno=5029, errstr=failed to communicate with destination, error code 3
01/29 05:38:49.181 (tid 0x2ab63e8d5280): nfc_worker - Failed to do a filecopy, err = 5029. Waiting 20 seconds for retry.
Gli errori di timeout RPC non sono dovuti a problemi di rete.

Cause

Se esistono policy di clonazione/duplicazione che replicano simultaneamente gli stessi file di un'altra policy di clonazione o duplicazione, DDOS sulla destinazione considera il lavoro successivo/duplicato come un nuovo tentativo. Quindi uccide il job originale e abbandona/chiude l'handle per il file.
Ciò causa gli errori filecopy e RPC visualizzati nel registro.

Resolution

Assicurarsi che non vi siano policy di clonazione/duplicazione duplicate e che ogni policy non tenti di replicare contemporaneamente gli stessi file di un'altra policy di clonazione/duplicazione.

Affected Products

Data Domain
Article Properties
Article Number: 000044524
Article Type: Solution
Last Modified: 15 May 2025
Version:  3
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