Schedule reboots in the Ubuntu
launch a terminal
Type sudo su
sudo crontab -e and then press ENTER
Then
Add the below line
Press CTRL+X, then Y, then ENTER.
Your ubuntu server automatically restarts at 9:05am daily
Schedule reboots in the Ubuntu
00 09 * * * /sbin/shutdown -r +5
Take a backup of Dspace database and folder s Assume the version is same with both OS [I have tested DSpace 6.3] sudo su mkdir dspace_backup...