So now I had this in my drive log:
May 28 11:33:25 unRAID emhttpd: shcmd (471): mkfs.xfs -m crc=1,finobt=1 -f /dev/mapper/nvme0n1p1
May 28 11:33:25 unRAID kernel: print_req_error: I/O error, dev nvme0n1, sector 4160
May 28 11:33:25 unRAID kernel: print_req_error: I/O error, dev nvme0n1, sector 8392767
May 28 11:33:25 unRAID kernel: print_req_error: I/O error, dev nvme0n1, sector 16781374
May 28 11:33:25 unRAID kernel: print_req_error: I/O error, dev nvme0n1, sector 25169981
May 28 11:33:26 unRAID kernel: print_req_error: I/O error, dev nvme0n1, sector 33558588
May 28 11:33:26 unRAID kernel: print_req_error: I/O error, dev nvme0n1, sector 41947195
May 28 11:33:26 unRAID kernel: print_req_error: I/O error, dev nvme0n1, sector 50335802
May 28 11:33:26 unRAID kernel: print_req_error: I/O error, dev nvme0n1, sector 58724409
May 28 11:33:26 unRAID kernel: print_req_error: I/O error, dev nvme0n1, sector 67113016
May 28 11:33:26 unRAID kernel: print_req_error: I/O error, dev nvme0n1, sector 75501623
May 28 11:33:26 unRAID root: meta-data=/dev/mapper/nvme0n1p1 isize=512 agcount=4, agsize=58605652 blks
May 28 11:33:26 unRAID emhttpd: shcmd (473): mount -t xfs -o noatime,nodiratime /dev/mapper/nvme0n1p1 /mnt/cache
and I will also add my full SMART report here.
The device is a Corsair Force MP510 960GB
Force_MP510_1.txt