13:43:47 up 39 days, 14:22, 1 user, load average: 0.00, 0.01, 0.00
andrew@m9cmax4k:~/Benchmarking/Linpack/hpl-2.1/bin/Aarch64$ uname -a
Linux m9cmax4k 4.19.7-aml-s9xxx #5.67 SMP PREEMPT Fri Dec 28 10:16:25 MSK 2018 aarch64 aarch64 aarch64 GNU/Linux
39 days uptime.
Ubuntu 18.04 running from eMMC. I practically never have to reboot this box (used as a file server with a USB hard disk), it is that good.
As always, I am grateful to Oleg and the entire Armbian development team for their amazingly good work.