Proxmox system logs

Aug 25 21:13:21 pve systemd[1]: Started backupZFS.service - USB Backup Service.
Aug 25 21:13:22 pve ntfs-3g[77219]: Version 2022.10.3 integrated FUSE 28
Aug 25 21:13:22 pve ntfs-3g[77219]: Mounted /dev/sde2 (Read-Write, label "Expansion", NTFS 3.1)
Aug 25 21:13:22 pve ntfs-3g[77219]: Cmdline options: rw,nosuid,nodev,uid=1000,gid=1000,umask=003,user,exec
Aug 25 21:13:22 pve ntfs-3g[77219]: Mount options: nosuid,nodev,user,exec,allow_other,nonempty,relatime,rw,default_permissions,fsname=/dev/sde2,blkdev,blksize=4096
Aug 25 21:13:22 pve ntfs-3g[77219]: Global ownership and permissions enforced, configuration type 7
Aug 25 21:13:22 pve backupZFS.sh[77220]: sending incremental file list
Aug 25 21:13:22 pve backupZFS.sh[77220]: ./
Aug 25 21:13:22 pve backupZFS.sh[77220]: sent 102 bytes  received 22 bytes  248.00 bytes/sec
Aug 25 21:13:22 pve backupZFS.sh[77220]: total size is 366.66M  speedup is 2,956,948.65
Aug 25 21:13:22 pve systemd[1]: media-externalHDD.mount: Deactivated successfully.
Aug 25 21:13:22 pve ntfs-3g[77219]: Unmounting /dev/sde2 (Expansion)
Aug 25 21:13:22 pve postfix/pickup[2908]: 685CE1830F: uid=0 from=<root>
Aug 25 21:13:22 pve postfix/cleanup[77229]: 685CE1830F: message-id=<[email protected]>
Aug 25 21:13:22 pve postfix/qmgr[2909]: 685168530F: from=<root@pve>, size=453, nrcpt=1 (queue active)
Aug 25 21:13:22 pve systemd[1]: backupZFS.service: Deactivated successfully.
Aug 25 21:13:23 pve postfix/smtp[77231]: 685168530F: to=<[email protected]>, relay=smtp.gmail.com[X]:587, delay=0.92, delays=0.03/0.05/0.31/0.53, dsn=2.0.0, status=sent (250 2.0.0 OK  1692990803 l4-20020adff4840054187sd197a4b0f68sm2dasf165ro.7 - gsmtp)
Aug 25 21:13:23 pve postfix/qmgr[2909]: 685168530F: removed

-------------------------------------------------------
rsync log


2023-08-25 20:55:37 - Disk mounting failed
2023/08/25 21:08:26 [70236] building file list
2023/08/25 21:08:26 [70236] created directory /media/externalHDD//zfs_backup_2023-08-25
2023/08/25 21:08:26 [70236] cd+++++++++ ./
2023/08/25 21:08:29 [70236] >f+++++++++ TestFile002.12.29.avi
2023/08/25 21:08:29 [70236] sent 366.75M bytes  received 102 bytes  104.79M bytes/sec
2023/08/25 21:08:29 [70236] total size is 366.66M  speedup is 1.00