I have an LXC and a VM on one of my Proxmox servers. I'm backing up over NFS to my NAS. The VM backup works fine. When I try to backup the LXC, 101, I get the following error. I'm able to back up an LXC on another server without issue. Any ideas?
Code:
2024-02-25 15:38:46 INFO: Starting Backup of VM 101 (lxc)
2024-02-25 15:38:46 INFO: status = stopped
2024-02-25 15:38:46 INFO: backup mode: stop
2024-02-25 15:38:46 INFO: ionice priority: 7
2024-02-25 15:38:46 INFO: CT Name: mqtt
2024-02-25 15:38:46 INFO: including mount point rootfs ('/') in backup
2024-02-25 15:38:46 INFO: creating vzdump archive '/mnt/pve/VM_Backup/dump/vzdump-lxc-101-2024_02_25-15_38_46.tar.zst'
2024-02-25 15:38:46 INFO: tar: /mnt/pve/VM_Backup/dump/vzdump-lxc-101-2024_02_25-15_38_46.tmp: Cannot open: Permission denied
2024-02-25 15:38:46 INFO: tar: Error is not recoverable: exiting now
2024-02-25 15:38:46 ERROR: Backup of VM 101 failed - command 'set -o pipefail && lxc-usernsexec -m u:0:100000:65536 -m g:0:100000:65536 -- tar cpf - --totals --one-file-system -p --sparse --numeric-owner --acls --xattrs '--xattrs-include=user.*' '--xattrs-include=security.capability' '--warning=no-file-ignored' '--warning=no-xattr-write' --one-file-system '--warning=no-file-ignored' '--directory=/mnt/pve/VM_Backup/dump/vzdump-lxc-101-2024_02_25-15_38_46.tmp' ./etc/vzdump/pct.conf ./etc/vzdump/pct.fw '--directory=/mnt/vzsnap0' --no-anchored '--exclude=lost+found' --anchored '--exclude=./tmp/?*' '--exclude=./var/tmp/?*' '--exclude=./var/run/?*.pid' ./ | zstd '--threads=1' >/mnt/pve/VM_Backup/dump/vzdump-lxc-101-2024_02_25-15_38_46.tar.dat' failed: exit code 2