Hi all, I have this "problem" to solve that I can't understand....the VM backups are done without problems, but it gives me this error in the log. I wanted to know if it is "DANGEROUS" or I can ignore it. Thank you all for this AMAZING community!!! I attach LOG
INFO: trying to get global lock - waiting...
INFO: got global lock
INFO: starting new backup job: vzdump 103 100 105 --quiet 1 --prune-backups 'keep-last=3' --storage PBS01-HDD4TB-01 --mailto info@xitroma.it --mode snapshot --mailnotification failure --compress zstd
INFO: Starting Backup of VM 100 (qemu)
INFO: Backup started at 2023-01-23 13:32:04
INFO: status = running
INFO: VM Name: SRV-01-10.9.1.100
INFO: include disk 'sata0' 'VM-SHARED_2TB-002:100/vm-100-disk-0.qcow2' 280G
INFO: backup mode: snapshot
INFO: ionice priority: 7
INFO: creating Proxmox Backup Server archive 'vm/100/2023-01-23T12:32:04Z'
INFO: started backup task '12410e01-ca3b-4900-8c0b-dfce49478618'
INFO: resuming VM again
INFO: sata0: dirty-bitmap status: OK (3.6 GiB of 280.0 GiB dirty)
INFO: using fast incremental mode (dirty-bitmap), 3.6 GiB dirty of 280.0 GiB total
INFO: 6% (252.0 MiB of 3.6 GiB) in 3s, read: 84.0 MiB/s, write: 80.0 MiB/s
INFO: 14% (540.0 MiB of 3.6 GiB) in 6s, read: 96.0 MiB/s, write: 96.0 MiB/s
INFO: 21% (804.0 MiB of 3.6 GiB) in 9s, read: 88.0 MiB/s, write: 85.3 MiB/s
INFO: 29% (1.1 GiB of 3.6 GiB) in 12s, read: 96.0 MiB/s, write: 82.7 MiB/s
INFO: 37% (1.3 GiB of 3.6 GiB) in 15s, read: 94.7 MiB/s, write: 84.0 MiB/s
INFO: 44% (1.6 GiB of 3.6 GiB) in 18s, read: 94.7 MiB/s, write: 85.3 MiB/s
INFO: 52% (1.9 GiB of 3.6 GiB) in 21s, read: 92.0 MiB/s, write: 85.3 MiB/s
INFO: 59% (2.2 GiB of 3.6 GiB) in 24s, read: 90.7 MiB/s, write: 90.7 MiB/s
INFO: 66% (2.4 GiB of 3.6 GiB) in 27s, read: 86.7 MiB/s, write: 86.7 MiB/s
INFO: 74% (2.7 GiB of 3.6 GiB) in 30s, read: 100.0 MiB/s, write: 94.7 MiB/s
INFO: 81% (3.0 GiB of 3.6 GiB) in 33s, read: 85.3 MiB/s, write: 82.7 MiB/s
INFO: 86% (3.1 GiB of 3.6 GiB) in 36s, read: 65.3 MiB/s, write: 65.3 MiB/s
INFO: 92% (3.4 GiB of 3.6 GiB) in 39s, read: 73.3 MiB/s, write: 73.3 MiB/s
INFO: 99% (3.6 GiB of 3.6 GiB) in 42s, read: 80.0 MiB/s, write: 80.0 MiB/s
INFO: 100% (3.6 GiB of 3.6 GiB) in 45s, read: 8.0 MiB/s, write: 8.0 MiB/s
INFO: backup was done incrementally, reused 276.54 GiB (98%)
INFO: transferred 3.62 GiB in 52 seconds (71.2 MiB/s)
INFO: prune older backups with retention: keep-last=3
INFO: running 'proxmox-backup-client prune' for 'vm/100'
storing login ticket failed: $XDG_RUNTIME_DIR must be set
INFO: pruned 1 backup(s) not covered by keep-retention policy
INFO: Finished Backup of VM 100 (00:00:53)
INFO: Backup finished at 2023-01-23 13:32:57
storing login ticket failed: $XDG_RUNTIME_DIR must be set
INFO: Starting Backup of VM 103 (qemu)
INFO: Backup started at 2023-01-23 13:32:57
INFO: status = running
INFO: VM Name: SRV-FLEETMAN-01-10.7.1.100
INFO: include disk 'sata0' 'PMX-SHARED-1TB:103/vm-103-disk-0.qcow2' 200G
INFO: backup mode: snapshot
INFO: ionice priority: 7
INFO: creating Proxmox Backup Server archive 'vm/103/2023-01-23T12:32:57Z'
INFO: started backup task '9fc7e81f-9e76-47c3-8d1a-55c7612a2d06'
INFO: resuming VM again
INFO: sata0: dirty-bitmap status: OK (1.0 GiB of 200.0 GiB dirty)
INFO: using fast incremental mode (dirty-bitmap), 1.0 GiB dirty of 200.0 GiB total
INFO: 29% (304.0 MiB of 1.0 GiB) in 3s, read: 101.3 MiB/s, write: 98.7 MiB/s
INFO: 58% (608.0 MiB of 1.0 GiB) in 6s, read: 101.3 MiB/s, write: 98.7 MiB/s
INFO: 89% (928.0 MiB of 1.0 GiB) in 9s, read: 106.7 MiB/s, write: 104.0 MiB/s
INFO: 100% (1.0 GiB of 1.0 GiB) in 13s, read: 28.0 MiB/s, write: 28.0 MiB/s
INFO: Waiting for server to finish backup validation...
INFO: backup was done incrementally, reused 199.02 GiB (99%)
INFO: transferred 1.02 GiB in 16 seconds (65.0 MiB/s)
INFO: prune older backups with retention: keep-last=3
INFO: running 'proxmox-backup-client prune' for 'vm/103'
storing login ticket failed: $XDG_RUNTIME_DIR must be set
INFO: pruned 1 backup(s) not covered by keep-retention policy
INFO: Finished Backup of VM 103 (00:00:16)
INFO: Backup finished at 2023-01-23 13:33:13
storing login ticket failed: $XDG_RUNTIME_DIR must be set
INFO: Starting Backup of VM 105 (qemu)
INFO: Backup started at 2023-01-23 13:33:13
INFO: status = running
INFO: VM Name: XITFW-10.9.1.1-37486
INFO: include disk 'sata0' 'VM-SHARED_2TB:105/vm-105-disk-0.qcow2' 50G
INFO: backup mode: snapshot
INFO: ionice priority: 7
INFO: skip unused drive 'DISCO1TB-01:vm-105-disk-0' (not included into backup)
INFO: creating Proxmox Backup Server archive 'vm/105/2023-01-23T12:33:13Z'
INFO: started backup task 'a3fbed45-64a1-47fb-9056-f9d1c8397af3'
INFO: resuming VM again
INFO: sata0: dirty-bitmap status: OK (240.0 MiB of 50.0 GiB dirty)
INFO: using fast incremental mode (dirty-bitmap), 240.0 MiB dirty of 50.0 GiB total
INFO: 100% (240.0 MiB of 240.0 MiB) in 3s, read: 80.0 MiB/s, write: 80.0 MiB/s
INFO: Waiting for server to finish backup validation...
INFO: backup was done incrementally, reused 49.77 GiB (99%)
INFO: transferred 240.00 MiB in 4 seconds (60.0 MiB/s)
INFO: prune older backups with retention: keep-last=3
INFO: running 'proxmox-backup-client prune' for 'vm/105'
storing login ticket failed: $XDG_RUNTIME_DIR must be set
INFO: pruned 1 backup(s) not covered by keep-retention policy
INFO: Finished Backup of VM 105 (00:00:04)
INFO: Backup finished at 2023-01-23 13:33:17
storing login ticket failed: $XDG_RUNTIME_DIR must be set
INFO: Backup job finished successfully
TASK OK
INFO: trying to get global lock - waiting...
INFO: got global lock
INFO: starting new backup job: vzdump 103 100 105 --quiet 1 --prune-backups 'keep-last=3' --storage PBS01-HDD4TB-01 --mailto info@xitroma.it --mode snapshot --mailnotification failure --compress zstd
INFO: Starting Backup of VM 100 (qemu)
INFO: Backup started at 2023-01-23 13:32:04
INFO: status = running
INFO: VM Name: SRV-01-10.9.1.100
INFO: include disk 'sata0' 'VM-SHARED_2TB-002:100/vm-100-disk-0.qcow2' 280G
INFO: backup mode: snapshot
INFO: ionice priority: 7
INFO: creating Proxmox Backup Server archive 'vm/100/2023-01-23T12:32:04Z'
INFO: started backup task '12410e01-ca3b-4900-8c0b-dfce49478618'
INFO: resuming VM again
INFO: sata0: dirty-bitmap status: OK (3.6 GiB of 280.0 GiB dirty)
INFO: using fast incremental mode (dirty-bitmap), 3.6 GiB dirty of 280.0 GiB total
INFO: 6% (252.0 MiB of 3.6 GiB) in 3s, read: 84.0 MiB/s, write: 80.0 MiB/s
INFO: 14% (540.0 MiB of 3.6 GiB) in 6s, read: 96.0 MiB/s, write: 96.0 MiB/s
INFO: 21% (804.0 MiB of 3.6 GiB) in 9s, read: 88.0 MiB/s, write: 85.3 MiB/s
INFO: 29% (1.1 GiB of 3.6 GiB) in 12s, read: 96.0 MiB/s, write: 82.7 MiB/s
INFO: 37% (1.3 GiB of 3.6 GiB) in 15s, read: 94.7 MiB/s, write: 84.0 MiB/s
INFO: 44% (1.6 GiB of 3.6 GiB) in 18s, read: 94.7 MiB/s, write: 85.3 MiB/s
INFO: 52% (1.9 GiB of 3.6 GiB) in 21s, read: 92.0 MiB/s, write: 85.3 MiB/s
INFO: 59% (2.2 GiB of 3.6 GiB) in 24s, read: 90.7 MiB/s, write: 90.7 MiB/s
INFO: 66% (2.4 GiB of 3.6 GiB) in 27s, read: 86.7 MiB/s, write: 86.7 MiB/s
INFO: 74% (2.7 GiB of 3.6 GiB) in 30s, read: 100.0 MiB/s, write: 94.7 MiB/s
INFO: 81% (3.0 GiB of 3.6 GiB) in 33s, read: 85.3 MiB/s, write: 82.7 MiB/s
INFO: 86% (3.1 GiB of 3.6 GiB) in 36s, read: 65.3 MiB/s, write: 65.3 MiB/s
INFO: 92% (3.4 GiB of 3.6 GiB) in 39s, read: 73.3 MiB/s, write: 73.3 MiB/s
INFO: 99% (3.6 GiB of 3.6 GiB) in 42s, read: 80.0 MiB/s, write: 80.0 MiB/s
INFO: 100% (3.6 GiB of 3.6 GiB) in 45s, read: 8.0 MiB/s, write: 8.0 MiB/s
INFO: backup was done incrementally, reused 276.54 GiB (98%)
INFO: transferred 3.62 GiB in 52 seconds (71.2 MiB/s)
INFO: prune older backups with retention: keep-last=3
INFO: running 'proxmox-backup-client prune' for 'vm/100'
storing login ticket failed: $XDG_RUNTIME_DIR must be set
INFO: pruned 1 backup(s) not covered by keep-retention policy
INFO: Finished Backup of VM 100 (00:00:53)
INFO: Backup finished at 2023-01-23 13:32:57
storing login ticket failed: $XDG_RUNTIME_DIR must be set
INFO: Starting Backup of VM 103 (qemu)
INFO: Backup started at 2023-01-23 13:32:57
INFO: status = running
INFO: VM Name: SRV-FLEETMAN-01-10.7.1.100
INFO: include disk 'sata0' 'PMX-SHARED-1TB:103/vm-103-disk-0.qcow2' 200G
INFO: backup mode: snapshot
INFO: ionice priority: 7
INFO: creating Proxmox Backup Server archive 'vm/103/2023-01-23T12:32:57Z'
INFO: started backup task '9fc7e81f-9e76-47c3-8d1a-55c7612a2d06'
INFO: resuming VM again
INFO: sata0: dirty-bitmap status: OK (1.0 GiB of 200.0 GiB dirty)
INFO: using fast incremental mode (dirty-bitmap), 1.0 GiB dirty of 200.0 GiB total
INFO: 29% (304.0 MiB of 1.0 GiB) in 3s, read: 101.3 MiB/s, write: 98.7 MiB/s
INFO: 58% (608.0 MiB of 1.0 GiB) in 6s, read: 101.3 MiB/s, write: 98.7 MiB/s
INFO: 89% (928.0 MiB of 1.0 GiB) in 9s, read: 106.7 MiB/s, write: 104.0 MiB/s
INFO: 100% (1.0 GiB of 1.0 GiB) in 13s, read: 28.0 MiB/s, write: 28.0 MiB/s
INFO: Waiting for server to finish backup validation...
INFO: backup was done incrementally, reused 199.02 GiB (99%)
INFO: transferred 1.02 GiB in 16 seconds (65.0 MiB/s)
INFO: prune older backups with retention: keep-last=3
INFO: running 'proxmox-backup-client prune' for 'vm/103'
storing login ticket failed: $XDG_RUNTIME_DIR must be set
INFO: pruned 1 backup(s) not covered by keep-retention policy
INFO: Finished Backup of VM 103 (00:00:16)
INFO: Backup finished at 2023-01-23 13:33:13
storing login ticket failed: $XDG_RUNTIME_DIR must be set
INFO: Starting Backup of VM 105 (qemu)
INFO: Backup started at 2023-01-23 13:33:13
INFO: status = running
INFO: VM Name: XITFW-10.9.1.1-37486
INFO: include disk 'sata0' 'VM-SHARED_2TB:105/vm-105-disk-0.qcow2' 50G
INFO: backup mode: snapshot
INFO: ionice priority: 7
INFO: skip unused drive 'DISCO1TB-01:vm-105-disk-0' (not included into backup)
INFO: creating Proxmox Backup Server archive 'vm/105/2023-01-23T12:33:13Z'
INFO: started backup task 'a3fbed45-64a1-47fb-9056-f9d1c8397af3'
INFO: resuming VM again
INFO: sata0: dirty-bitmap status: OK (240.0 MiB of 50.0 GiB dirty)
INFO: using fast incremental mode (dirty-bitmap), 240.0 MiB dirty of 50.0 GiB total
INFO: 100% (240.0 MiB of 240.0 MiB) in 3s, read: 80.0 MiB/s, write: 80.0 MiB/s
INFO: Waiting for server to finish backup validation...
INFO: backup was done incrementally, reused 49.77 GiB (99%)
INFO: transferred 240.00 MiB in 4 seconds (60.0 MiB/s)
INFO: prune older backups with retention: keep-last=3
INFO: running 'proxmox-backup-client prune' for 'vm/105'
storing login ticket failed: $XDG_RUNTIME_DIR must be set
INFO: pruned 1 backup(s) not covered by keep-retention policy
INFO: Finished Backup of VM 105 (00:00:04)
INFO: Backup finished at 2023-01-23 13:33:17
storing login ticket failed: $XDG_RUNTIME_DIR must be set
INFO: Backup job finished successfully
TASK OK
