[SOLVED] Backup to NFS Input/output error

AlexShelest

New Member
Jul 13, 2021
5
0
1
Russia
Hi, PVE 7.0-13, when i backup vm on nfs i get error:

INFO: starting new backup job: vzdump 109 --storage syn --node srv --remove 0 --compress zstd --mode snapshot
INFO: Starting Backup of VM 109 (qemu)
INFO: Backup started at 2021-10-15 20:28:46
INFO: status = running
INFO: VM Name: proxy
INFO: include disk 'scsi0' 'local:109/vm-109-disk-0.qcow2' 20G
INFO: backup mode: snapshot
INFO: ionice priority: 7
INFO: creating vzdump archive '/mnt/pve/syn/dump/vzdump-qemu-109-2021_10_15-20_28_46.vma.zst'
INFO: issuing guest-agent 'fs-freeze' command
INFO: issuing guest-agent 'fs-thaw' command
INFO: started backup task '82295a0f-da21-4197-88b3-a95d3e84ce6b'
INFO: resuming VM again
INFO: 3% (652.5 MiB of 20.0 GiB) in 3s, read: 217.5 MiB/s, write: 155.0 MiB/s
INFO: 6% (1.3 GiB of 20.0 GiB) in 6s, read: 219.9 MiB/s, write: 135.9 MiB/s
INFO: 8% (1.7 GiB of 20.0 GiB) in 9s, read: 133.7 MiB/s, write: 129.4 MiB/s
INFO: 10% (2.2 GiB of 20.0 GiB) in 12s, read: 166.0 MiB/s, write: 126.7 MiB/s
INFO: 13% (2.7 GiB of 20.0 GiB) in 15s, read: 175.2 MiB/s, write: 121.0 MiB/s
INFO: 26% (5.2 GiB of 20.0 GiB) in 18s, read: 865.4 MiB/s, write: 105.2 MiB/s
INFO: 28% (5.6 GiB of 20.0 GiB) in 21s, read: 135.1 MiB/s, write: 130.9 MiB/s
INFO: 30% (6.0 GiB of 20.0 GiB) in 24s, read: 143.8 MiB/s, write: 130.9 MiB/s
INFO: 32% (6.4 GiB of 20.0 GiB) in 27s, read: 128.1 MiB/s, write: 125.5 MiB/s
INFO: 34% (6.8 GiB of 20.0 GiB) in 30s, read: 136.5 MiB/s, write: 135.9 MiB/s
INFO: 36% (7.3 GiB of 20.0 GiB) in 33s, read: 172.8 MiB/s, write: 135.4 MiB/s
INFO: 38% (7.7 GiB of 20.0 GiB) in 36s, read: 142.6 MiB/s, write: 130.7 MiB/s
INFO: 40% (8.2 GiB of 20.0 GiB) in 39s, read: 161.9 MiB/s, write: 119.7 MiB/s
INFO: 43% (8.6 GiB of 20.0 GiB) in 42s, read: 146.2 MiB/s, write: 142.4 MiB/s
INFO: 45% (9.0 GiB of 20.0 GiB) in 45s, read: 128.1 MiB/s, write: 125.8 MiB/s
INFO: 47% (9.5 GiB of 20.0 GiB) in 48s, read: 172.8 MiB/s, write: 141.9 MiB/s
INFO: 49% (9.9 GiB of 20.0 GiB) in 51s, read: 147.2 MiB/s, write: 142.6 MiB/s
INFO: 51% (10.4 GiB of 20.0 GiB) in 54s, read: 145.2 MiB/s, write: 134.4 MiB/s
INFO: 53% (10.8 GiB of 20.0 GiB) in 57s, read: 135.2 MiB/s, write: 131.9 MiB/s
INFO: 56% (11.3 GiB of 20.0 GiB) in 1m, read: 175.8 MiB/s, write: 147.6 MiB/s
INFO: 58% (11.7 GiB of 20.0 GiB) in 1m 3s, read: 133.7 MiB/s, write: 132.9 MiB/s
INFO: 60% (12.2 GiB of 20.0 GiB) in 1m 6s, read: 166.8 MiB/s, write: 149.4 MiB/s
INFO: 62% (12.6 GiB of 20.0 GiB) in 1m 9s, read: 135.3 MiB/s, write: 133.1 MiB/s
INFO: 64% (13.0 GiB of 20.0 GiB) in 1m 12s, read: 151.4 MiB/s, write: 133.0 MiB/s
INFO: 67% (13.5 GiB of 20.0 GiB) in 1m 15s, read: 179.7 MiB/s, write: 145.2 MiB/s
INFO: 69% (13.9 GiB of 20.0 GiB) in 1m 18s, read: 129.3 MiB/s, write: 126.0 MiB/s
INFO: 71% (14.4 GiB of 20.0 GiB) in 1m 21s, read: 155.9 MiB/s, write: 150.4 MiB/s
INFO: 73% (14.8 GiB of 20.0 GiB) in 1m 24s, read: 139.0 MiB/s, write: 135.3 MiB/s
INFO: 80% (16.1 GiB of 20.0 GiB) in 1m 27s, read: 464.0 MiB/s, write: 144.0 MiB/s
INFO: 89% (18.0 GiB of 20.0 GiB) in 1m 30s, read: 638.0 MiB/s, write: 72.0 MiB/s
INFO: 100% (20.0 GiB of 20.0 GiB) in 1m 31s, read: 2.0 GiB/s, write: 16.0 KiB/s
INFO: backup is sparse: 8.37 GiB (41%) total zero data
INFO: transferred 20.00 GiB in 91 seconds (225.1 MiB/s)
Warning: unable to close filehandle GEN5371 properly: Input/output error at /usr/share/perl5/PVE/VZDump/QemuServer.pm line 764.
zstd: /*stdout*\: Input/output error
ERROR: Backup of VM 109 failed - zstd --rsyncable --threads=1 failed - wrong exit status 1
INFO: Failed at 2021-10-15 20:33:19
INFO: Backup job finished with errors
TASK ERROR: job errors
 

kode

Member
Aug 3, 2016
3
0
21
35
Similar issue here with same proxmox version and also on nfs:

Code:
INFO: starting new backup job: vzdump 107 --remove 0 --compress zstd --storage backup2-prox02 --mode snapshot --node prox04
INFO: Starting Backup of VM 107 (qemu)
INFO: Backup started at 2021-10-20 11:30:03
INFO: status = running
INFO: VM Name: 107
INFO: include disk 'virtio0' 'local-lvm:vm-107-disk-0' 100G
INFO: backup mode: snapshot
INFO: ionice priority: 7
INFO: creating vzdump archive '/mnt/pve/backup2-prox02/dump/vzdump-qemu-107-2021_10_20-11_30_03.vma.zst'
INFO: issuing guest-agent 'fs-freeze' command
INFO: issuing guest-agent 'fs-thaw' command
INFO: started backup task '96944dcc-ffd8-4f29-8ed5-67d65346294f'
INFO: resuming VM again
INFO:   0% (630.8 MiB of 100.0 GiB) in 3s, read: 210.2 MiB/s, write: 195.3 MiB/s
INFO:   1% (1.2 GiB of 100.0 GiB) in 6s, read: 188.5 MiB/s, write: 178.7 MiB/s
INFO:   2% (2.2 GiB of 100.0 GiB) in 11s, read: 208.1 MiB/s, write: 201.2 MiB/s
INFO:   3% (3.1 GiB of 100.0 GiB) in 15s, read: 245.6 MiB/s, write: 244.2 MiB/s
INFO:   4% (4.1 GiB of 100.0 GiB) in 18s, read: 316.6 MiB/s, write: 304.5 MiB/s
INFO:   5% (5.2 GiB of 100.0 GiB) in 22s, read: 294.5 MiB/s, write: 291.3 MiB/s
INFO:   6% (6.2 GiB of 100.0 GiB) in 25s, read: 327.5 MiB/s, write: 313.7 MiB/s
INFO:   7% (7.1 GiB of 100.0 GiB) in 29s, read: 232.0 MiB/s, write: 231.2 MiB/s
INFO:   8% (8.2 GiB of 100.0 GiB) in 34s, read: 225.3 MiB/s, write: 217.9 MiB/s
INFO:   9% (9.1 GiB of 100.0 GiB) in 39s, read: 190.8 MiB/s, write: 188.6 MiB/s
INFO:  10% (10.0 GiB of 100.0 GiB) in 43s, read: 237.4 MiB/s, write: 229.4 MiB/s
INFO:  11% (11.0 GiB of 100.0 GiB) in 47s, read: 252.8 MiB/s, write: 250.6 MiB/s
INFO:  12% (12.2 GiB of 100.0 GiB) in 51s, read: 305.4 MiB/s, write: 295.9 MiB/s
INFO:  13% (13.1 GiB of 100.0 GiB) in 54s, read: 284.0 MiB/s, write: 282.6 MiB/s
INFO:  14% (14.1 GiB of 100.0 GiB) in 58s, read: 256.5 MiB/s, write: 248.0 MiB/s
INFO:  15% (15.2 GiB of 100.0 GiB) in 1m 2s, read: 289.1 MiB/s, write: 288.0 MiB/s
INFO:  16% (16.1 GiB of 100.0 GiB) in 1m 5s, read: 294.8 MiB/s, write: 281.7 MiB/s
INFO:  17% (17.2 GiB of 100.0 GiB) in 1m 9s, read: 303.6 MiB/s, write: 302.4 MiB/s
INFO:  18% (18.3 GiB of 100.0 GiB) in 1m 13s, read: 280.0 MiB/s, write: 270.4 MiB/s
INFO:  19% (19.2 GiB of 100.0 GiB) in 1m 16s, read: 282.8 MiB/s, write: 282.5 MiB/s
INFO:  20% (20.2 GiB of 100.0 GiB) in 1m 20s, read: 262.8 MiB/s, write: 253.7 MiB/s
INFO:  21% (21.1 GiB of 100.0 GiB) in 1m 25s, read: 186.3 MiB/s, write: 186.3 MiB/s
INFO:  22% (22.1 GiB of 100.0 GiB) in 1m 36s, read: 89.6 MiB/s, write: 86.7 MiB/s
INFO:  23% (23.1 GiB of 100.0 GiB) in 1m 50s, read: 73.3 MiB/s, write: 73.1 MiB/s
INFO:  24% (24.2 GiB of 100.0 GiB) in 1m 59s, read: 126.9 MiB/s, write: 123.0 MiB/s
INFO:  25% (25.1 GiB of 100.0 GiB) in 2m 8s, read: 106.7 MiB/s, write: 106.5 MiB/s
INFO:  26% (26.0 GiB of 100.0 GiB) in 2m 14s, read: 158.3 MiB/s, write: 152.2 MiB/s
INFO:  27% (27.0 GiB of 100.0 GiB) in 2m 21s, read: 142.4 MiB/s, write: 142.1 MiB/s
INFO:  28% (28.1 GiB of 100.0 GiB) in 2m 29s, read: 140.5 MiB/s, write: 135.0 MiB/s
INFO:  29% (29.0 GiB of 100.0 GiB) in 2m 39s, read: 91.3 MiB/s, write: 91.3 MiB/s
INFO:  30% (30.1 GiB of 100.0 GiB) in 2m 46s, read: 155.4 MiB/s, write: 150.6 MiB/s
INFO:  31% (31.1 GiB of 100.0 GiB) in 2m 51s, read: 219.2 MiB/s, write: 217.8 MiB/s
INFO:  32% (32.1 GiB of 100.0 GiB) in 2m 57s, read: 168.3 MiB/s, write: 162.8 MiB/s
INFO:  33% (33.1 GiB of 100.0 GiB) in 3m 5s, read: 121.4 MiB/s, write: 121.3 MiB/s
INFO:  34% (34.1 GiB of 100.0 GiB) in 3m 18s, read: 78.9 MiB/s, write: 76.0 MiB/s
INFO:  35% (35.1 GiB of 100.0 GiB) in 3m 25s, read: 150.7 MiB/s, write: 150.1 MiB/s
INFO:  36% (36.1 GiB of 100.0 GiB) in 4m 46s, read: 11.9 MiB/s, write: 11.4 MiB/s
INFO:  37% (37.0 GiB of 100.0 GiB) in 5m 2s, read: 61.9 MiB/s, write: 61.2 MiB/s
INFO:  38% (38.1 GiB of 100.0 GiB) in 5m 19s, read: 62.9 MiB/s, write: 61.0 MiB/s
INFO:  39% (39.0 GiB of 100.0 GiB) in 5m 34s, read: 64.3 MiB/s, write: 63.7 MiB/s
INFO:  40% (40.1 GiB of 100.0 GiB) in 5m 51s, read: 65.7 MiB/s, write: 62.0 MiB/s
INFO:  41% (41.0 GiB of 100.0 GiB) in 6m 5s, read: 67.1 MiB/s, write: 67.0 MiB/s
INFO:  42% (42.1 GiB of 100.0 GiB) in 6m 17s, read: 88.8 MiB/s, write: 79.5 MiB/s
INFO:  43% (43.0 GiB of 100.0 GiB) in 6m 32s, read: 66.0 MiB/s, write: 64.8 MiB/s
INFO:  44% (44.1 GiB of 100.0 GiB) in 6m 48s, read: 68.4 MiB/s, write: 66.1 MiB/s
INFO:  45% (45.0 GiB of 100.0 GiB) in 6m 56s, read: 116.9 MiB/s, write: 116.1 MiB/s
INFO:  46% (46.1 GiB of 100.0 GiB) in 7m 9s, read: 85.0 MiB/s, write: 82.5 MiB/s
INFO:  47% (47.0 GiB of 100.0 GiB) in 7m 20s, read: 87.3 MiB/s, write: 85.0 MiB/s
INFO:  48% (48.1 GiB of 100.0 GiB) in 7m 31s, read: 99.2 MiB/s, write: 93.7 MiB/s
INFO:  49% (49.0 GiB of 100.0 GiB) in 7m 41s, read: 97.9 MiB/s, write: 97.6 MiB/s
INFO:  50% (50.1 GiB of 100.0 GiB) in 7m 56s, read: 71.3 MiB/s, write: 69.2 MiB/s
INFO:  51% (51.0 GiB of 100.0 GiB) in 8m 9s, read: 74.5 MiB/s, write: 74.2 MiB/s
INFO:  52% (52.0 GiB of 100.0 GiB) in 8m 22s, read: 79.2 MiB/s, write: 76.4 MiB/s
INFO:  53% (53.0 GiB of 100.0 GiB) in 8m 33s, read: 92.9 MiB/s, write: 88.1 MiB/s
INFO:  54% (54.1 GiB of 100.0 GiB) in 8m 48s, read: 72.0 MiB/s, write: 70.0 MiB/s
INFO:  55% (55.0 GiB of 100.0 GiB) in 9m 3s, read: 63.6 MiB/s, write: 63.4 MiB/s
INFO:  56% (56.1 GiB of 100.0 GiB) in 9m 20s, read: 63.1 MiB/s, write: 62.1 MiB/s
INFO:  57% (57.0 GiB of 100.0 GiB) in 9m 28s, read: 119.6 MiB/s, write: 119.6 MiB/s
INFO:  58% (58.0 GiB of 100.0 GiB) in 9m 36s, read: 134.1 MiB/s, write: 130.3 MiB/s
INFO:  59% (59.1 GiB of 100.0 GiB) in 9m 45s, read: 117.2 MiB/s, write: 117.2 MiB/s
INFO:  60% (60.2 GiB of 100.0 GiB) in 9m 56s, read: 100.5 MiB/s, write: 97.8 MiB/s
INFO:  61% (61.0 GiB of 100.0 GiB) in 10m 6s, read: 87.0 MiB/s, write: 87.0 MiB/s
INFO:  62% (62.0 GiB of 100.0 GiB) in 10m 20s, read: 76.1 MiB/s, write: 74.0 MiB/s
INFO:  63% (63.0 GiB of 100.0 GiB) in 10m 34s, read: 70.4 MiB/s, write: 70.4 MiB/s
INFO:  64% (64.1 GiB of 100.0 GiB) in 10m 51s, read: 63.5 MiB/s, write: 62.0 MiB/s
INFO:  65% (65.0 GiB of 100.0 GiB) in 11m 6s, read: 66.9 MiB/s, write: 66.9 MiB/s
INFO:  66% (66.0 GiB of 100.0 GiB) in 11m 22s, read: 60.9 MiB/s, write: 60.9 MiB/s
INFO:  67% (67.0 GiB of 100.0 GiB) in 11m 37s, read: 71.0 MiB/s, write: 69.4 MiB/s
INFO:  68% (68.1 GiB of 100.0 GiB) in 11m 49s, read: 87.4 MiB/s, write: 85.2 MiB/s
INFO:  69% (69.1 GiB of 100.0 GiB) in 12m 4s, read: 68.9 MiB/s, write: 68.6 MiB/s
INFO:  70% (70.1 GiB of 100.0 GiB) in 12m 18s, read: 72.8 MiB/s, write: 71.0 MiB/s
INFO:  71% (71.0 GiB of 100.0 GiB) in 12m 32s, read: 71.5 MiB/s, write: 71.4 MiB/s
INFO:  72% (72.1 GiB of 100.0 GiB) in 12m 48s, read: 65.9 MiB/s, write: 64.0 MiB/s
INFO:  73% (73.0 GiB of 100.0 GiB) in 13m 2s, read: 68.9 MiB/s, write: 68.8 MiB/s
INFO:  74% (74.1 GiB of 100.0 GiB) in 13m 15s, read: 83.1 MiB/s, write: 80.7 MiB/s
INFO:  75% (75.1 GiB of 100.0 GiB) in 13m 30s, read: 67.2 MiB/s, write: 67.2 MiB/s
INFO:  76% (76.1 GiB of 100.0 GiB) in 13m 45s, read: 68.9 MiB/s, write: 66.8 MiB/s
INFO:  77% (77.1 GiB of 100.0 GiB) in 13m 58s, read: 79.2 MiB/s, write: 78.8 MiB/s
INFO:  78% (78.1 GiB of 100.0 GiB) in 14m 10s, read: 87.3 MiB/s, write: 84.5 MiB/s
INFO:  79% (79.0 GiB of 100.0 GiB) in 14m 18s, read: 120.1 MiB/s, write: 119.4 MiB/s
INFO:  80% (80.1 GiB of 100.0 GiB) in 14m 31s, read: 84.5 MiB/s, write: 82.0 MiB/s
INFO:  81% (81.0 GiB of 100.0 GiB) in 14m 42s, read: 84.7 MiB/s, write: 84.3 MiB/s
INFO:  82% (82.1 GiB of 100.0 GiB) in 14m 55s, read: 82.0 MiB/s, write: 79.4 MiB/s
INFO:  83% (83.1 GiB of 100.0 GiB) in 15m 8s, read: 80.0 MiB/s, write: 79.7 MiB/s
INFO:  84% (84.1 GiB of 100.0 GiB) in 15m 17s, read: 116.4 MiB/s, write: 112.4 MiB/s
INFO:  85% (85.0 GiB of 100.0 GiB) in 15m 26s, read: 108.8 MiB/s, write: 106.3 MiB/s
INFO:  86% (86.1 GiB of 100.0 GiB) in 15m 36s, read: 106.2 MiB/s, write: 101.5 MiB/s
INFO:  87% (87.1 GiB of 100.0 GiB) in 15m 47s, read: 91.3 MiB/s, write: 91.1 MiB/s
INFO:  88% (88.1 GiB of 100.0 GiB) in 15m 59s, read: 84.0 MiB/s, write: 81.3 MiB/s
INFO:  89% (89.0 GiB of 100.0 GiB) in 16m 9s, read: 97.9 MiB/s, write: 95.8 MiB/s
INFO:  90% (90.1 GiB of 100.0 GiB) in 16m 22s, read: 85.3 MiB/s, write: 82.7 MiB/s
INFO:  91% (91.1 GiB of 100.0 GiB) in 16m 34s, read: 82.5 MiB/s, write: 82.3 MiB/s
INFO:  92% (92.1 GiB of 100.0 GiB) in 16m 45s, read: 94.2 MiB/s, write: 90.9 MiB/s
INFO:  93% (93.0 GiB of 100.0 GiB) in 16m 59s, read: 71.2 MiB/s, write: 71.1 MiB/s
INFO:  94% (94.0 GiB of 100.0 GiB) in 17m 14s, read: 68.4 MiB/s, write: 66.0 MiB/s
INFO:  95% (95.0 GiB of 100.0 GiB) in 17m 28s, read: 71.7 MiB/s, write: 71.4 MiB/s
INFO:  96% (96.1 GiB of 100.0 GiB) in 17m 44s, read: 66.2 MiB/s, write: 63.9 MiB/s
INFO:  97% (97.0 GiB of 100.0 GiB) in 18m, read: 61.9 MiB/s, write: 61.7 MiB/s
INFO:  98% (98.1 GiB of 100.0 GiB) in 18m 17s, read: 63.3 MiB/s, write: 61.9 MiB/s
INFO:  99% (99.0 GiB of 100.0 GiB) in 18m 28s, read: 87.3 MiB/s, write: 86.7 MiB/s
zstd: /*stdout*\: Input/output error
INFO: 100% (100.0 GiB of 100.0 GiB) in 18m 38s, read: 100.9 MiB/s, write: 74.2 MiB/s
INFO: backup is sparse: 2.37 GiB (2%) total zero data
INFO: transferred 100.00 GiB in 1118 seconds (91.6 MiB/s)
Warning: unable to close filehandle GEN65838 properly: Input/output error at /usr/share/perl5/PVE/VZDump/QemuServer.pm line 764.
ERROR: Backup of VM 107 failed - zstd --rsyncable --threads=1 failed - wrong exit status 1
INFO: Failed at 2021-10-20 11:48:45
INFO: Backup job finished with errors
TASK ERROR: job errors


Code:
pve-manager: 7.0-13 (running version: 7.0-13/7aa7e488)
pve-kernel-helper: 7.1-2
pve-kernel-5.11: 7.0-8
pve-kernel-5.11.22-5-pve: 5.11.22-10
pve-kernel-5.11.22-4-pve: 5.11.22-9
ceph-fuse: 14.2.21-1
corosync: 3.1.5-pve1
criu: 3.15-1+pve-1
glusterfs-client: 9.2-1
ifupdown: 0.8.36+pve1
ksm-control-daemon: 1.4-1
libjs-extjs: 7.0.0-1
libknet1: 1.22-pve1
libproxmox-acme-perl: 1.4.0
libproxmox-backup-qemu0: 1.2.0-1
libpve-access-control: 7.0-5
libpve-apiclient-perl: 3.2-1
libpve-common-perl: 7.0-10
libpve-guest-common-perl: 4.0-2
libpve-http-server-perl: 4.0-3
libpve-storage-perl: 7.0-12
libqb0: 1.0.5-1
libspice-server1: 0.14.3-2.1
lvm2: 2.03.11-2.1
lxc-pve: 4.0.9-4
lxcfs: 4.0.8-pve2
novnc-pve: 1.2.0-3
proxmox-backup-client: 2.0.11-1
proxmox-backup-file-restore: 2.0.11-1
proxmox-mini-journalreader: 1.2-1
proxmox-widget-toolkit: 3.3-6
pve-cluster: 7.0-3
pve-container: 4.1-1
pve-docs: 7.0-5
pve-edk2-firmware: 3.20210831-1
pve-firewall: 4.2-4
pve-firmware: 3.3-2
pve-ha-manager: 3.3-1
pve-i18n: 2.5-1
pve-qemu-kvm: 6.0.0-4
pve-xtermjs: 4.12.0-1
qemu-server: 7.0-16
smartmontools: 7.2-pve2
spiceterm: 3.2-2
vncterm: 1.7-1
zfsutils-linux: 2.0.5-pve1
 

czechsys

Active Member
Nov 18, 2015
292
23
38
There nfs works.

Code:
INFO: starting new backup job: vzdump 101 --node proxmox-backup-01 --storage nfs-backup --remove 0 --compress zstd --mode snapshot
INFO: Starting Backup of VM 101 (qemu)
INFO: Backup started at 2021-10-21 12:19:19
INFO: status = running
INFO: VM Name: REDACTED
INFO: include disk 'scsi0' 'datavg1:vm-101-disk-0' 10G
INFO: exclude disk 'scsi1' 'datavg1:vm-101-disk-1' (backup=no)
INFO: backup mode: snapshot
INFO: ionice priority: 7
INFO: creating vzdump archive '/mnt/pve/nfs-backup/dump/vzdump-qemu-101-2021_10_21-12_19_19.vma.zst'
INFO: issuing guest-agent 'fs-freeze' command
INFO: issuing guest-agent 'fs-thaw' command
INFO: started backup task 'fa1cddf5-5096-4fc6-b17b-031f3cee49b1'
INFO: resuming VM again
INFO:   5% (583.6 MiB of 10.0 GiB) in 3s, read: 194.5 MiB/s, write: 165.3 MiB/s
INFO:   9% (1000.5 MiB of 10.0 GiB) in 6s, read: 139.0 MiB/s, write: 135.8 MiB/s
INFO:  14% (1.4 GiB of 10.0 GiB) in 9s, read: 159.5 MiB/s, write: 156.5 MiB/s
INFO:  18% (1.8 GiB of 10.0 GiB) in 12s, read: 131.7 MiB/s, write: 130.6 MiB/s
INFO:  23% (2.4 GiB of 10.0 GiB) in 15s, read: 177.6 MiB/s, write: 151.0 MiB/s
INFO:  27% (2.8 GiB of 10.0 GiB) in 18s, read: 136.5 MiB/s, write: 135.0 MiB/s
INFO:  31% (3.1 GiB of 10.0 GiB) in 21s, read: 131.7 MiB/s, write: 129.5 MiB/s
INFO:  35% (3.5 GiB of 10.0 GiB) in 24s, read: 137.8 MiB/s, write: 134.2 MiB/s
INFO:  38% (3.9 GiB of 10.0 GiB) in 27s, read: 120.8 MiB/s, write: 117.6 MiB/s
INFO:  43% (4.4 GiB of 10.0 GiB) in 30s, read: 170.4 MiB/s, write: 140.2 MiB/s
INFO:  48% (4.8 GiB of 10.0 GiB) in 33s, read: 153.5 MiB/s, write: 152.5 MiB/s
INFO:  53% (5.3 GiB of 10.0 GiB) in 36s, read: 163.1 MiB/s, write: 161.2 MiB/s
INFO:  57% (5.7 GiB of 10.0 GiB) in 39s, read: 140.2 MiB/s, write: 139.3 MiB/s
INFO:  62% (6.2 GiB of 10.0 GiB) in 42s, read: 172.8 MiB/s, write: 142.3 MiB/s
INFO:  66% (6.7 GiB of 10.0 GiB) in 45s, read: 147.4 MiB/s, write: 145.2 MiB/s
INFO:  71% (7.1 GiB of 10.0 GiB) in 48s, read: 158.3 MiB/s, write: 157.2 MiB/s
INFO:  77% (7.7 GiB of 10.0 GiB) in 51s, read: 203.0 MiB/s, write: 155.2 MiB/s
INFO:  84% (8.5 GiB of 10.0 GiB) in 54s, read: 248.9 MiB/s, write: 176.2 MiB/s
INFO:  91% (9.2 GiB of 10.0 GiB) in 57s, read: 250.1 MiB/s, write: 188.3 MiB/s
INFO: 100% (10.0 GiB of 10.0 GiB) in 1m, read: 276.5 MiB/s, write: 37.6 MiB/s
INFO: backup is sparse: 1.65 GiB (16%) total zero data
INFO: transferred 10.00 GiB in 60 seconds (170.7 MiB/s)
INFO: archive file size: 2.25GB
INFO: Finished Backup of VM 101 (00:01:01)
INFO: Backup finished at 2021-10-21 12:20:20
INFO: Backup job finished successfully
TASK OK

Code:
proxmox-ve: 7.0-2 (running kernel: 5.11.22-5-pve)
pve-manager: 7.0-13 (running version: 7.0-13/7aa7e488)
pve-kernel-helper: 7.1-2
pve-kernel-5.11: 7.0-8
pve-kernel-5.4: 6.4-5
pve-kernel-5.3: 6.1-6
pve-kernel-5.0: 6.0-11
pve-kernel-5.11.22-5-pve: 5.11.22-10
pve-kernel-5.11.22-2-pve: 5.11.22-4
pve-kernel-5.4.128-1-pve: 5.4.128-1
pve-kernel-5.4.106-1-pve: 5.4.106-1
pve-kernel-5.4.78-2-pve: 5.4.78-2
pve-kernel-5.3.18-3-pve: 5.3.18-3
pve-kernel-5.0.21-5-pve: 5.0.21-10
pve-kernel-5.0.15-1-pve: 5.0.15-1
ceph-fuse: 14.2.21-1
corosync: 3.1.5-pve1
criu: 3.15-1+pve-1
glusterfs-client: 9.2-1
ifupdown: 0.8.36+pve1
ksm-control-daemon: 1.4-1
libjs-extjs: 7.0.0-1
libknet1: 1.22-pve1
libproxmox-acme-perl: 1.4.0
libproxmox-backup-qemu0: 1.2.0-1
libpve-access-control: 7.0-5
libpve-apiclient-perl: 3.2-1
libpve-common-perl: 7.0-10
libpve-guest-common-perl: 4.0-2
libpve-http-server-perl: 4.0-3
libpve-storage-perl: 7.0-12
libqb0: 1.0.5-1
libspice-server1: 0.14.3-2.1
lvm2: 2.03.11-2.1
lxc-pve: 4.0.9-4
lxcfs: 4.0.8-pve2
novnc-pve: 1.2.0-3
openvswitch-switch: 2.15.0+ds1-2
proxmox-backup-client: 2.0.11-1
proxmox-backup-file-restore: 2.0.11-1
proxmox-mini-journalreader: 1.2-1
proxmox-widget-toolkit: 3.3-6
pve-cluster: 7.0-3
pve-container: 4.1-1
pve-docs: 7.0-5
pve-edk2-firmware: 3.20210831-1
pve-firewall: 4.2-4
pve-firmware: 3.3-2
pve-ha-manager: 3.3-1
pve-i18n: 2.5-1
pve-qemu-kvm: 6.0.0-4
pve-xtermjs: 4.12.0-1
qemu-server: 7.0-16
smartmontools: 7.2-pve2
spiceterm: 3.2-2
vncterm: 1.7-1
zfsutils-linux: 2.0.5-pve1
 

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