Brian: Thanks so much. I ended up formatting it in OpenBSD 's ffs file system. Too many issues with Linux. If I need to transfer data from the Linux computer, then I will ssh into OpenBSD.
On Thu, May 30, 2024 at 11:04 PM Brian Conway <bcon...@rcesoftware.com> wrote: > > On Thu, May 30, 2024, at 6:02 PM, nisp1953 wrote: > > OpenBSD 7.5 GENERIC.MP#82 amd64 > > > > Hi all: > > > > I formatted a 2TB USB Hard Drive under Linux and get the following from > > fdisk: > > > > # fdisk sd1 > > Disk: sd1 geometry: 243201/255/63 [3907029167 Sectors] > > Offset: 0 Signature: 0x0 > > Starting Ending LBA Info: > > #: id C H S - C H S [ start: size ] > > ------------------------------------------------------------------------------- > > 0: 00 0 0 0 - 0 0 0 [ 0: 0 ] Unused > > 1: 00 0 0 0 - 0 0 0 [ 0: 0 ] Unused > > 2: 00 0 0 0 - 0 0 0 [ 0: 0 ] Unused > > 3: 00 0 0 0 - 0 0 0 [ 0: 0 ] Unused > > > > I had to add a disklabel before I could mount it and use it on OpenBSD: > > # disklabel sd1 > > # /dev/rsd1c: > > type: SCSI > > disk: SCSI disk > > label: BUP Slim > > duid: 3cca86bd1e312e1f > > flags: > > bytes/sector: 512 > > sectors/track: 63 > > tracks/cylinder: 255 > > sectors/cylinder: 16065 > > cylinders: 243201 > > total sectors: 3907029167 > > boundstart: 0 > > boundend: 3907029167 > > > > 16 partitions: > > # size offset fstype [fsize bsize cpg] > > c: 3907029167 0 unused > > i: 3907029167 0 unknown > > > > It does have an signed DUID: > > # sysctl hw.disknames > > hw.disknames=sd0:c9251986e646484c,sd1:3cca86bd1e312e1f > > > > I have been using it for several days and I write to it both under > > Linux and OpenBSD. > > What am I doing wrong here that no partitions show un in fdisk? > > Here is the relevant dmesg info: > > scsibus4 at umass0: 2 targets, initiator 0 > > sd1 at scsibus4 targ 1 lun 0: <Seagate, BUP Slim, 1708> > > serial.0bc2ac300000NAEA4KVV > > sd1: 1907729MB, 512 bytes/sector, 3907029167 sectors > > /dev/sd1i: file system not clean; please fsck(8) > > > > Thanks in advance for any advice on this. > > It looks like you have formatted an entire drive without partitioning it > first. This isn't wrong *per se*, in the same way you might format certain > types of external media without partitioning them, but it's not expected and > could become a footgun if you go to perform an operation on the drive and > forget that it isn't a filesystem within a partition. As you've noted, it > does operate correctly. > > Brian Conway > Owner > RCE Software, LLC >