I've been using unRAID 6.8.3 flawlessly for several months now and just a heads up with macOS Big Sur Beta 6, I cannot connect to my unRAID box via SMB.
I do not have AFP enabled, SMB has been tested with and without "Enhanced macOS interoperability" and no luck.
I wouldn't deem this to be an unRAID bug because it works with all other Operating Systems and it worked with Big Sur Beta 5 no problems.
If anyone wants to test anything, I'm pretty open to it
So. I'm happy to report that I found a solution to my problem. For the record, using NTS shares worked a little better (no instant kp), but it evnetually lead to a kp.
The solution was to switch the adaptor to from e1000-82545em to virtio-net. And now everything is smooth. I can do TimeMachine backups and also tranfert a 15GB file in 4min.
I knew about vmxnet3 as an alternative to e1000, but I noticed that another VM of mine was using virtio-net.... So I gave it a try and