New in Unraid OS 6.8 release:
The unRAIDServer.plg file (update OS) still downloads the new release zip file to RAM but then extracts directly to USB flash boot device. You will probably notice a slight difference in speed of extract messages. There is still a 'sync' command at the end, which causes each device to spin up serially as Linux kernel syncs each device (why does kernel do this serially? I have no idea). I am tempted to remove this because a Reboot of course spins every
Intel 10Gbit support is included - but we're using the kernel "in-tree" ixgbe driver instead of Intel "out-of-tree" ixgbe driver (tree refers to the Linux kernel source code tree).
If you really need extra functionality provided by the Intel driver you can do more than pray, you can complain here:
https://sourceforge.net/p/e1000/bugs/