VOTE: clonezilla
VOTE: nsis
It's hard to tell why it disconnect. Maybe there are sshd "timeout" option in FreeNAS. Maybe there are some network limitation between your server and FreeNAS. An alternative way is use FreeNAS NFS instead of SSH. https://doc.freenas.org/9.3/freenas_sharing.html#unix-nfs-shares Jazz
Are you trying to backup /dev/sda1 to FreeNAS using sshfs ?? According to side FreeNas - error, there are error about 'sshd[5729]: _secure_path: /nonexistent/.login_conf'. and side CloneZilla live Ubuntu - error shows "Software caused connection abort". It looks like FreeNAS ssh disconnect ... so Clonezillla fail to store split backup files to FreeNAS. Jazz
Option 1 : use an external USB device for 256GB SSD Option 2 : save the backup files...
I found some discussion about NVMe grub compatibility issue http://forums.debian.net/viewtopic.php?f=17&t=128212...
Hi there, Since you're using bridge mode, are you using Ethernet NIC or Wireless...
http://clonezilla.org/clonezilla-usage/general-live-use.php sshfs and smbfs are also...