Hello,
I think I'm having performance issues between my PBS and my PVE, and possibly my storage.
Here is my current configuration:
Virtual PBS server with VirtIO network card (para)
32GB RAM
4 sockets.
I haven't seen any major performance issues in the graphs.
My backup server is connected to NFS storage via two 10GB/s links. Netapp storage with 7200 rpm hard drive.
The same applies to communication with my PVE cluster, which is interconnected via two 10GB/s links.
I double-checked my configurations, both on my MK switches and on my Promox servers. I haven't found any bottlenecks so far.
Is it possible that I'm being limited by compression or something else at the Proxmox level?
Here is an excerpt from a backup log:
INFO: starting new backup job: vzdump 107 --node prox11 --mode snapshot --notification-mode auto --remove 0 --notes-template '{{guestname}}' --storage FAS-BCKP
INFO: Starting Backup of VM 107 (qemu)
INFO: Backup started at 2025-11-10 08:35:02
INFO: status = stopped
INFO: backup mode: stop
INFO: ionice priority: 7
INFO: VM Name:
INFO: include disk 'scsi0' 'AFF_SSDNVME_01:107/vm-107-disk-0.qcow2' 50G
INFO: creating Proxmox Backup Server archive 'vm/107/2025-11-10T07:35:02Z'
INFO: starting kvm to execute backup task
INFO: started backup task '54dab034-83e4-46f3-8c3a-b0a4c60ef1ea'
INFO: scsi0: dirty-bitmap status: created new
INFO: 0% (352.0 MiB of 50.0 GiB) in 3s, read: 117.3 MiB/s, write: 117.3 MiB/s
INFO: 1% (672.0 MiB of 50.0 GiB) in 6s, read: 106.7 MiB/s, write: 106.7 MiB/s
INFO: 2% (1.1 GiB of 50.0 GiB) in 11s, read: 85.6 MiB/s, write: 85.6 MiB/s
INFO: 3% (1.6 GiB of 50.0 GiB) in 17s, read: 84.7 MiB/s, write: 84.7 MiB/s
INFO: 4% (2.1 GiB of 50.0 GiB) in 21s, read: 124.0 MiB/s, write: 124.0 MiB/s
INFO: 5% (2.6 GiB of 50.0 GiB) in 26s, read: 106.4 MiB/s, write: 106.4 MiB/s
INFO: 6% (3.1 GiB of 50.0 GiB) in 31s, read: 116.0 MiB/s, write: 116.0 MiB/s
INFO: 7% (3.5 GiB of 50.0 GiB) in 35s, read: 99.0 MiB/s, write: 99.0 MiB/s
INFO: 8% (4.0 GiB of 50.0 GiB) in 40s, read: 97.6 MiB/s, write: 97.6 MiB/s
INFO: 9% (4.6 GiB of 50.0 GiB) in 46s, read: 98.7 MiB/s, write: 98.7 MiB/s
INFO: 10% (5.0 GiB of 50.0 GiB) in 50s, read: 118.0 MiB/s, write: 118.0 MiB/s
INFO: 11% (5.5 GiB of 50.0 GiB) in 54s, read: 123.0 MiB/s, write: 123.0 MiB/s
INFO: 12% (6.1 GiB of 50.0 GiB) in 1m, read: 97.3 MiB/s, write: 97.3 MiB/s
INFO: 13% (6.5 GiB of 50.0 GiB) in 1m 4s, read: 108.0 MiB/s, write: 108.0 MiB/s
INFO: 16% (8.3 GiB of 50.0 GiB) in 1m 7s, read: 610.7 MiB/s, write: 102.7 MiB/s
INFO: 19% (9.7 GiB of 50.0 GiB) in 1m 10s, read: 466.7 MiB/s, write: 100.0 MiB/s
INFO: 21% (10.6 GiB of 50.0 GiB) in 1m 13s, read: 314.7 MiB/s, write: 128.0 MiB/s
INFO: 22% (11.0 GiB of 50.0 GiB) in 1m 18s, read: 90.4 MiB/s, write: 90.4 MiB/s
INFO: 23% (11.5 GiB of 50.0 GiB) in 1m 23s, read: 100.8 MiB/s, write: 100.8 MiB/s
INFO: 24% (12.1 GiB of 50.0 GiB) in 1m 27s, read: 150.0 MiB/s, write: 150.0 MiB/s
INFO: 25% (12.7 GiB of 50.0 GiB) in 1m 31s, read: 151.0 MiB/s, write: 151.0 MiB/s
INFO: 26% (13.1 GiB of 50.0 GiB) in 1m 34s, read: 134.7 MiB/s, write: 134.7 MiB/s
INFO: 27% (13.6 GiB of 50.0 GiB) in 1m 38s, read: 118.0 MiB/s, write: 118.0 MiB/s
INFO: 28% (14.0 GiB of 50.0 GiB) in 1m 42s, read: 125.0 MiB/s, write: 125.0 MiB/s
INFO: 29% (14.6 GiB of 50.0 GiB) in 1m 47s, read: 119.2 MiB/s, write: 119.2 MiB/s
INFO: 30% (15.1 GiB of 50.0 GiB) in 1m 51s, read: 110.0 MiB/s, write: 110.0 MiB/s
INFO: 31% (15.6 GiB of 50.0 GiB) in 1m 55s, read: 146.0 MiB/s, write: 145.0 MiB/s
INFO: 32% (16.2 GiB of 50.0 GiB) in 1m 58s, read: 200.0 MiB/s, write: 200.0 MiB/s
INFO: 33% (16.8 GiB of 50.0 GiB) in 2m 1s, read: 213.3 MiB/s, write: 213.3 MiB/s
INFO: 34% (17.4 GiB of 50.0 GiB) in 2m 4s, read: 204.0 MiB/s, write: 197.3 MiB/s
INFO: 36% (18.1 GiB of 50.0 GiB) in 2m 7s, read: 214.7 MiB/s, write: 214.7 MiB/s
INFO: 37% (18.6 GiB of 50.0 GiB) in 2m 12s, read: 99.2 MiB/s, write: 99.2 MiB/s
INFO: 38% (19.1 GiB of 50.0 GiB) in 2m 17s, read: 109.6 MiB/s, write: 109.6 MiB/s
INFO: 39% (19.5 GiB of 50.0 GiB) in 2m 21s, read: 108.0 MiB/s, write: 108.0 MiB/s
INFO: 40% (20.0 GiB of 50.0 GiB) in 2m 26s, read: 110.4 MiB/s, write: 110.4 MiB/s
INFO: 41% (20.6 GiB of 50.0 GiB) in 2m 31s, read: 104.0 MiB/s, write: 104.0 MiB/s
INFO: 42% (21.1 GiB of 50.0 GiB) in 2m 36s, read: 105.6 MiB/s, write: 105.6 MiB/s
INFO: 43% (21.6 GiB of 50.0 GiB) in 2m 41s, read: 98.4 MiB/s, write: 98.4 MiB/s
INFO: 44% (22.1 GiB of 50.0 GiB) in 2m 46s, read: 105.6 MiB/s, write: 105.6 MiB/s
INFO: 45% (22.6 GiB of 50.0 GiB) in 2m 50s, read: 125.0 MiB/s, write: 125.0 MiB/s
INFO: 46% (23.0 GiB of 50.0 GiB) in 2m 54s, read: 120.0 MiB/s, write: 120.0 MiB/s
INFO: 47% (23.5 GiB of 50.0 GiB) in 2m 58s, read: 128.0 MiB/s, write: 128.0 MiB/s
INFO: 48% (24.1 GiB of 50.0 GiB) in 3m 2s, read: 138.0 MiB/s, write: 138.0 MiB/s
INFO: 49% (24.5 GiB of 50.0 GiB) in 3m 6s, read: 114.0 MiB/s, write: 114.0 MiB/s
INFO: 50% (25.1 GiB of 50.0 GiB) in 3m 11s, read: 111.2 MiB/s, write: 111.2 MiB/s
INFO: 51% (25.6 GiB of 50.0 GiB) in 3m 16s, read: 110.4 MiB/s, write: 110.4 MiB/s
INFO: 52% (26.0 GiB of 50.0 GiB) in 3m 20s, read: 111.0 MiB/s, write: 111.0 MiB/s
INFO: 53% (26.5 GiB of 50.0 GiB) in 3m 24s, read: 125.0 MiB/s, write: 125.0 MiB/s
INFO: 54% (27.1 GiB of 50.0 GiB) in 3m 29s, read: 118.4 MiB/s, write: 118.4 MiB/s
INFO: 55% (27.6 GiB of 50.0 GiB) in 3m 33s, read: 127.0 MiB/s, write: 127.0 MiB/s
INFO: 56% (28.0 GiB of 50.0 GiB) in 3m 37s, read: 115.0 MiB/s, write: 115.0 MiB/s
INFO: 57% (28.5 GiB of 50.0 GiB) in 3m 41s, read: 120.0 MiB/s, write: 120.0 MiB/s
INFO: 58% (29.1 GiB of 50.0 GiB) in 3m 46s, read: 120.8 MiB/s, write: 120.8 MiB/s
INFO: 59% (29.5 GiB of 50.0 GiB) in 3m 50s, read: 110.0 MiB/s, write: 110.0 MiB/s
INFO: 60% (30.1 GiB of 50.0 GiB) in 3m 55s, read: 112.0 MiB/s, write: 112.0 MiB/s
INFO: 61% (30.5 GiB of 50.0 GiB) in 3m 58s, read: 160.0 MiB/s, write: 160.0 MiB/s
INFO: 62% (31.0 GiB of 50.0 GiB) in 4m 2s, read: 118.0 MiB/s, write: 118.0 MiB/s
INFO: 63% (31.6 GiB of 50.0 GiB) in 4m 8s, read: 106.0 MiB/s, write: 106.0 MiB/s
INFO: 64% (32.0 GiB of 50.0 GiB) in 4m 12s, read: 108.0 MiB/s, write: 108.0 MiB/s
INFO: 65% (32.5 GiB of 50.0 GiB) in 4m 16s, read: 120.0 MiB/s, write: 120.0 MiB/s
INFO: 66% (33.0 GiB of 50.0 GiB) in 4m 20s, read: 128.0 MiB/s, write: 128.0 MiB/s
INFO: 67% (33.6 GiB of 50.0 GiB) in 4m 25s, read: 114.4 MiB/s, write: 114.4 MiB/s
INFO: 68% (34.1 GiB of 50.0 GiB) in 4m 29s, read: 147.0 MiB/s, write: 140.0 MiB/s
INFO: 69% (34.5 GiB of 50.0 GiB) in 4m 32s, read: 121.3 MiB/s, write: 121.3 MiB/s
INFO: 70% (35.1 GiB of 50.0 GiB) in 4m 37s, read: 115.2 MiB/s, write: 115.2 MiB/s
INFO: 71% (35.5 GiB of 50.0 GiB) in 4m 41s, read: 117.0 MiB/s, write: 117.0 MiB/s
INFO: 72% (36.1 GiB of 50.0 GiB) in 4m 46s, read: 109.6 MiB/s, write: 109.6 MiB/s
INFO: 73% (36.6 GiB of 50.0 GiB) in 4m 51s, read: 115.2 MiB/s, write: 115.2 MiB/s
INFO: 74% (37.1 GiB of 50.0 GiB) in 4m 55s, read: 125.0 MiB/s, write: 125.0 MiB/s
INFO: 75% (37.5 GiB of 50.0 GiB) in 4m 58s, read: 134.7 MiB/s, write: 134.7 MiB/s
INFO: 76% (38.1 GiB of 50.0 GiB) in 5m 3s, read: 131.2 MiB/s, write: 131.2 MiB/s
INFO: 77% (38.5 GiB of 50.0 GiB) in 5m 6s, read: 124.0 MiB/s, write: 124.0 MiB/s
INFO: 78% (39.1 GiB of 50.0 GiB) in 5m 10s, read: 142.0 MiB/s, write: 142.0 MiB/s
INFO: 79% (39.6 GiB of 50.0 GiB) in 5m 14s, read: 144.0 MiB/s, write: 144.0 MiB/s
INFO: 80% (40.1 GiB of 50.0 GiB) in 5m 18s, read: 122.0 MiB/s, write: 122.0 MiB/s
INFO: 81% (40.5 GiB of 50.0 GiB) in 5m 21s, read: 138.7 MiB/s, write: 138.7 MiB/s
INFO: 82% (41.1 GiB of 50.0 GiB) in 5m 25s, read: 140.0 MiB/s, write: 140.0 MiB/s
INFO: 83% (41.6 GiB of 50.0 GiB) in 5m 29s, read: 135.0 MiB/s, write: 135.0 MiB/s
INFO: 84% (42.0 GiB of 50.0 GiB) in 5m 33s, read: 116.0 MiB/s, write: 116.0 MiB/s
INFO: 85% (42.6 GiB of 50.0 GiB) in 5m 38s, read: 113.6 MiB/s, write: 113.6 MiB/s
INFO: 86% (43.0 GiB of 50.0 GiB) in 5m 42s, read: 113.0 MiB/s, write: 113.0 MiB/s
INFO: 87% (43.6 GiB of 50.0 GiB) in 5m 47s, read: 117.6 MiB/s, write: 117.6 MiB/s
INFO: 88% (44.1 GiB of 50.0 GiB) in 5m 51s, read: 125.0 MiB/s, write: 125.0 MiB/s
INFO: 89% (44.5 GiB of 50.0 GiB) in 5m 55s, read: 117.0 MiB/s, write: 117.0 MiB/s
INFO: 90% (45.1 GiB of 50.0 GiB) in 6m, read: 117.6 MiB/s, write: 117.6 MiB/s
INFO: 91% (45.6 GiB of 50.0 GiB) in 6m 3s, read: 149.3 MiB/s, write: 149.3 MiB/s
INFO: 92% (46.0 GiB of 50.0 GiB) in 6m 6s, read: 152.0 MiB/s, write: 152.0 MiB/s
INFO: 93% (46.5 GiB of 50.0 GiB) in 6m 10s, read: 132.0 MiB/s, write: 132.0 MiB/s
INFO: 94% (47.1 GiB of 50.0 GiB) in 6m 16s, read: 103.3 MiB/s, write: 103.3 MiB/s
INFO: 95% (47.5 GiB of 50.0 GiB) in 6m 19s, read: 134.7 MiB/s, write: 134.7 MiB/s
INFO: 96% (48.1 GiB of 50.0 GiB) in 6m 24s, read: 112.8 MiB/s, write: 112.8 MiB/s
INFO: 97% (48.5 GiB of 50.0 GiB) in 6m 28s, read: 111.0 MiB/s, write: 111.0 MiB/s
INFO: 99% (49.9 GiB of 50.0 GiB) in 6m 33s, read: 289.6 MiB/s, write: 99.2 MiB/s
INFO: 100% (50.0 GiB of 50.0 GiB) in 6m 34s, read: 84.0 MiB/s, write: 84.0 MiB/s
INFO: backup is sparse: 4.09 GiB (8%) total zero data
INFO: backup was done incrementally, reused 4.09 GiB (8%)
INFO: transferred 50.00 GiB in 394 seconds (129.9 MiB/s)
INFO: stopping kvm after backup task
INFO: adding notes to backup
INFO: Finished Backup of VM 107 (00:06:37)
INFO: Backup finished at 2025-11-10 08:41:39
INFO: Backup job finished successfully
ERROR: could not notify via target `mail-to-root`: could not notify via endpoint(s): mail-to-root: no recipients provided for the mail, cannot send it.
TASK OK
I think I'm having performance issues between my PBS and my PVE, and possibly my storage.
Here is my current configuration:
Virtual PBS server with VirtIO network card (para)
32GB RAM
4 sockets.
I haven't seen any major performance issues in the graphs.
My backup server is connected to NFS storage via two 10GB/s links. Netapp storage with 7200 rpm hard drive.
The same applies to communication with my PVE cluster, which is interconnected via two 10GB/s links.
I double-checked my configurations, both on my MK switches and on my Promox servers. I haven't found any bottlenecks so far.
Is it possible that I'm being limited by compression or something else at the Proxmox level?
Here is an excerpt from a backup log:
INFO: starting new backup job: vzdump 107 --node prox11 --mode snapshot --notification-mode auto --remove 0 --notes-template '{{guestname}}' --storage FAS-BCKP
INFO: Starting Backup of VM 107 (qemu)
INFO: Backup started at 2025-11-10 08:35:02
INFO: status = stopped
INFO: backup mode: stop
INFO: ionice priority: 7
INFO: VM Name:
INFO: include disk 'scsi0' 'AFF_SSDNVME_01:107/vm-107-disk-0.qcow2' 50G
INFO: creating Proxmox Backup Server archive 'vm/107/2025-11-10T07:35:02Z'
INFO: starting kvm to execute backup task
INFO: started backup task '54dab034-83e4-46f3-8c3a-b0a4c60ef1ea'
INFO: scsi0: dirty-bitmap status: created new
INFO: 0% (352.0 MiB of 50.0 GiB) in 3s, read: 117.3 MiB/s, write: 117.3 MiB/s
INFO: 1% (672.0 MiB of 50.0 GiB) in 6s, read: 106.7 MiB/s, write: 106.7 MiB/s
INFO: 2% (1.1 GiB of 50.0 GiB) in 11s, read: 85.6 MiB/s, write: 85.6 MiB/s
INFO: 3% (1.6 GiB of 50.0 GiB) in 17s, read: 84.7 MiB/s, write: 84.7 MiB/s
INFO: 4% (2.1 GiB of 50.0 GiB) in 21s, read: 124.0 MiB/s, write: 124.0 MiB/s
INFO: 5% (2.6 GiB of 50.0 GiB) in 26s, read: 106.4 MiB/s, write: 106.4 MiB/s
INFO: 6% (3.1 GiB of 50.0 GiB) in 31s, read: 116.0 MiB/s, write: 116.0 MiB/s
INFO: 7% (3.5 GiB of 50.0 GiB) in 35s, read: 99.0 MiB/s, write: 99.0 MiB/s
INFO: 8% (4.0 GiB of 50.0 GiB) in 40s, read: 97.6 MiB/s, write: 97.6 MiB/s
INFO: 9% (4.6 GiB of 50.0 GiB) in 46s, read: 98.7 MiB/s, write: 98.7 MiB/s
INFO: 10% (5.0 GiB of 50.0 GiB) in 50s, read: 118.0 MiB/s, write: 118.0 MiB/s
INFO: 11% (5.5 GiB of 50.0 GiB) in 54s, read: 123.0 MiB/s, write: 123.0 MiB/s
INFO: 12% (6.1 GiB of 50.0 GiB) in 1m, read: 97.3 MiB/s, write: 97.3 MiB/s
INFO: 13% (6.5 GiB of 50.0 GiB) in 1m 4s, read: 108.0 MiB/s, write: 108.0 MiB/s
INFO: 16% (8.3 GiB of 50.0 GiB) in 1m 7s, read: 610.7 MiB/s, write: 102.7 MiB/s
INFO: 19% (9.7 GiB of 50.0 GiB) in 1m 10s, read: 466.7 MiB/s, write: 100.0 MiB/s
INFO: 21% (10.6 GiB of 50.0 GiB) in 1m 13s, read: 314.7 MiB/s, write: 128.0 MiB/s
INFO: 22% (11.0 GiB of 50.0 GiB) in 1m 18s, read: 90.4 MiB/s, write: 90.4 MiB/s
INFO: 23% (11.5 GiB of 50.0 GiB) in 1m 23s, read: 100.8 MiB/s, write: 100.8 MiB/s
INFO: 24% (12.1 GiB of 50.0 GiB) in 1m 27s, read: 150.0 MiB/s, write: 150.0 MiB/s
INFO: 25% (12.7 GiB of 50.0 GiB) in 1m 31s, read: 151.0 MiB/s, write: 151.0 MiB/s
INFO: 26% (13.1 GiB of 50.0 GiB) in 1m 34s, read: 134.7 MiB/s, write: 134.7 MiB/s
INFO: 27% (13.6 GiB of 50.0 GiB) in 1m 38s, read: 118.0 MiB/s, write: 118.0 MiB/s
INFO: 28% (14.0 GiB of 50.0 GiB) in 1m 42s, read: 125.0 MiB/s, write: 125.0 MiB/s
INFO: 29% (14.6 GiB of 50.0 GiB) in 1m 47s, read: 119.2 MiB/s, write: 119.2 MiB/s
INFO: 30% (15.1 GiB of 50.0 GiB) in 1m 51s, read: 110.0 MiB/s, write: 110.0 MiB/s
INFO: 31% (15.6 GiB of 50.0 GiB) in 1m 55s, read: 146.0 MiB/s, write: 145.0 MiB/s
INFO: 32% (16.2 GiB of 50.0 GiB) in 1m 58s, read: 200.0 MiB/s, write: 200.0 MiB/s
INFO: 33% (16.8 GiB of 50.0 GiB) in 2m 1s, read: 213.3 MiB/s, write: 213.3 MiB/s
INFO: 34% (17.4 GiB of 50.0 GiB) in 2m 4s, read: 204.0 MiB/s, write: 197.3 MiB/s
INFO: 36% (18.1 GiB of 50.0 GiB) in 2m 7s, read: 214.7 MiB/s, write: 214.7 MiB/s
INFO: 37% (18.6 GiB of 50.0 GiB) in 2m 12s, read: 99.2 MiB/s, write: 99.2 MiB/s
INFO: 38% (19.1 GiB of 50.0 GiB) in 2m 17s, read: 109.6 MiB/s, write: 109.6 MiB/s
INFO: 39% (19.5 GiB of 50.0 GiB) in 2m 21s, read: 108.0 MiB/s, write: 108.0 MiB/s
INFO: 40% (20.0 GiB of 50.0 GiB) in 2m 26s, read: 110.4 MiB/s, write: 110.4 MiB/s
INFO: 41% (20.6 GiB of 50.0 GiB) in 2m 31s, read: 104.0 MiB/s, write: 104.0 MiB/s
INFO: 42% (21.1 GiB of 50.0 GiB) in 2m 36s, read: 105.6 MiB/s, write: 105.6 MiB/s
INFO: 43% (21.6 GiB of 50.0 GiB) in 2m 41s, read: 98.4 MiB/s, write: 98.4 MiB/s
INFO: 44% (22.1 GiB of 50.0 GiB) in 2m 46s, read: 105.6 MiB/s, write: 105.6 MiB/s
INFO: 45% (22.6 GiB of 50.0 GiB) in 2m 50s, read: 125.0 MiB/s, write: 125.0 MiB/s
INFO: 46% (23.0 GiB of 50.0 GiB) in 2m 54s, read: 120.0 MiB/s, write: 120.0 MiB/s
INFO: 47% (23.5 GiB of 50.0 GiB) in 2m 58s, read: 128.0 MiB/s, write: 128.0 MiB/s
INFO: 48% (24.1 GiB of 50.0 GiB) in 3m 2s, read: 138.0 MiB/s, write: 138.0 MiB/s
INFO: 49% (24.5 GiB of 50.0 GiB) in 3m 6s, read: 114.0 MiB/s, write: 114.0 MiB/s
INFO: 50% (25.1 GiB of 50.0 GiB) in 3m 11s, read: 111.2 MiB/s, write: 111.2 MiB/s
INFO: 51% (25.6 GiB of 50.0 GiB) in 3m 16s, read: 110.4 MiB/s, write: 110.4 MiB/s
INFO: 52% (26.0 GiB of 50.0 GiB) in 3m 20s, read: 111.0 MiB/s, write: 111.0 MiB/s
INFO: 53% (26.5 GiB of 50.0 GiB) in 3m 24s, read: 125.0 MiB/s, write: 125.0 MiB/s
INFO: 54% (27.1 GiB of 50.0 GiB) in 3m 29s, read: 118.4 MiB/s, write: 118.4 MiB/s
INFO: 55% (27.6 GiB of 50.0 GiB) in 3m 33s, read: 127.0 MiB/s, write: 127.0 MiB/s
INFO: 56% (28.0 GiB of 50.0 GiB) in 3m 37s, read: 115.0 MiB/s, write: 115.0 MiB/s
INFO: 57% (28.5 GiB of 50.0 GiB) in 3m 41s, read: 120.0 MiB/s, write: 120.0 MiB/s
INFO: 58% (29.1 GiB of 50.0 GiB) in 3m 46s, read: 120.8 MiB/s, write: 120.8 MiB/s
INFO: 59% (29.5 GiB of 50.0 GiB) in 3m 50s, read: 110.0 MiB/s, write: 110.0 MiB/s
INFO: 60% (30.1 GiB of 50.0 GiB) in 3m 55s, read: 112.0 MiB/s, write: 112.0 MiB/s
INFO: 61% (30.5 GiB of 50.0 GiB) in 3m 58s, read: 160.0 MiB/s, write: 160.0 MiB/s
INFO: 62% (31.0 GiB of 50.0 GiB) in 4m 2s, read: 118.0 MiB/s, write: 118.0 MiB/s
INFO: 63% (31.6 GiB of 50.0 GiB) in 4m 8s, read: 106.0 MiB/s, write: 106.0 MiB/s
INFO: 64% (32.0 GiB of 50.0 GiB) in 4m 12s, read: 108.0 MiB/s, write: 108.0 MiB/s
INFO: 65% (32.5 GiB of 50.0 GiB) in 4m 16s, read: 120.0 MiB/s, write: 120.0 MiB/s
INFO: 66% (33.0 GiB of 50.0 GiB) in 4m 20s, read: 128.0 MiB/s, write: 128.0 MiB/s
INFO: 67% (33.6 GiB of 50.0 GiB) in 4m 25s, read: 114.4 MiB/s, write: 114.4 MiB/s
INFO: 68% (34.1 GiB of 50.0 GiB) in 4m 29s, read: 147.0 MiB/s, write: 140.0 MiB/s
INFO: 69% (34.5 GiB of 50.0 GiB) in 4m 32s, read: 121.3 MiB/s, write: 121.3 MiB/s
INFO: 70% (35.1 GiB of 50.0 GiB) in 4m 37s, read: 115.2 MiB/s, write: 115.2 MiB/s
INFO: 71% (35.5 GiB of 50.0 GiB) in 4m 41s, read: 117.0 MiB/s, write: 117.0 MiB/s
INFO: 72% (36.1 GiB of 50.0 GiB) in 4m 46s, read: 109.6 MiB/s, write: 109.6 MiB/s
INFO: 73% (36.6 GiB of 50.0 GiB) in 4m 51s, read: 115.2 MiB/s, write: 115.2 MiB/s
INFO: 74% (37.1 GiB of 50.0 GiB) in 4m 55s, read: 125.0 MiB/s, write: 125.0 MiB/s
INFO: 75% (37.5 GiB of 50.0 GiB) in 4m 58s, read: 134.7 MiB/s, write: 134.7 MiB/s
INFO: 76% (38.1 GiB of 50.0 GiB) in 5m 3s, read: 131.2 MiB/s, write: 131.2 MiB/s
INFO: 77% (38.5 GiB of 50.0 GiB) in 5m 6s, read: 124.0 MiB/s, write: 124.0 MiB/s
INFO: 78% (39.1 GiB of 50.0 GiB) in 5m 10s, read: 142.0 MiB/s, write: 142.0 MiB/s
INFO: 79% (39.6 GiB of 50.0 GiB) in 5m 14s, read: 144.0 MiB/s, write: 144.0 MiB/s
INFO: 80% (40.1 GiB of 50.0 GiB) in 5m 18s, read: 122.0 MiB/s, write: 122.0 MiB/s
INFO: 81% (40.5 GiB of 50.0 GiB) in 5m 21s, read: 138.7 MiB/s, write: 138.7 MiB/s
INFO: 82% (41.1 GiB of 50.0 GiB) in 5m 25s, read: 140.0 MiB/s, write: 140.0 MiB/s
INFO: 83% (41.6 GiB of 50.0 GiB) in 5m 29s, read: 135.0 MiB/s, write: 135.0 MiB/s
INFO: 84% (42.0 GiB of 50.0 GiB) in 5m 33s, read: 116.0 MiB/s, write: 116.0 MiB/s
INFO: 85% (42.6 GiB of 50.0 GiB) in 5m 38s, read: 113.6 MiB/s, write: 113.6 MiB/s
INFO: 86% (43.0 GiB of 50.0 GiB) in 5m 42s, read: 113.0 MiB/s, write: 113.0 MiB/s
INFO: 87% (43.6 GiB of 50.0 GiB) in 5m 47s, read: 117.6 MiB/s, write: 117.6 MiB/s
INFO: 88% (44.1 GiB of 50.0 GiB) in 5m 51s, read: 125.0 MiB/s, write: 125.0 MiB/s
INFO: 89% (44.5 GiB of 50.0 GiB) in 5m 55s, read: 117.0 MiB/s, write: 117.0 MiB/s
INFO: 90% (45.1 GiB of 50.0 GiB) in 6m, read: 117.6 MiB/s, write: 117.6 MiB/s
INFO: 91% (45.6 GiB of 50.0 GiB) in 6m 3s, read: 149.3 MiB/s, write: 149.3 MiB/s
INFO: 92% (46.0 GiB of 50.0 GiB) in 6m 6s, read: 152.0 MiB/s, write: 152.0 MiB/s
INFO: 93% (46.5 GiB of 50.0 GiB) in 6m 10s, read: 132.0 MiB/s, write: 132.0 MiB/s
INFO: 94% (47.1 GiB of 50.0 GiB) in 6m 16s, read: 103.3 MiB/s, write: 103.3 MiB/s
INFO: 95% (47.5 GiB of 50.0 GiB) in 6m 19s, read: 134.7 MiB/s, write: 134.7 MiB/s
INFO: 96% (48.1 GiB of 50.0 GiB) in 6m 24s, read: 112.8 MiB/s, write: 112.8 MiB/s
INFO: 97% (48.5 GiB of 50.0 GiB) in 6m 28s, read: 111.0 MiB/s, write: 111.0 MiB/s
INFO: 99% (49.9 GiB of 50.0 GiB) in 6m 33s, read: 289.6 MiB/s, write: 99.2 MiB/s
INFO: 100% (50.0 GiB of 50.0 GiB) in 6m 34s, read: 84.0 MiB/s, write: 84.0 MiB/s
INFO: backup is sparse: 4.09 GiB (8%) total zero data
INFO: backup was done incrementally, reused 4.09 GiB (8%)
INFO: transferred 50.00 GiB in 394 seconds (129.9 MiB/s)
INFO: stopping kvm after backup task
INFO: adding notes to backup
INFO: Finished Backup of VM 107 (00:06:37)
INFO: Backup finished at 2025-11-10 08:41:39
INFO: Backup job finished successfully
ERROR: could not notify via target `mail-to-root`: could not notify via endpoint(s): mail-to-root: no recipients provided for the mail, cannot send it.
TASK OK