I found an article that led me to do: (parted) mkpart primary 0GB 16TB (parted) print Model: DROBO DroboPro (scsi) Disk /dev/sdg: 17.6TB Sector size (logical/physical): 512B/512B Partition Table: gpt Number Start End Size File system Name Flags 1 1049kB 16.0TB 16.0TB primary On Wed, Apr 10, 2013 at 11:50 AM, Jason T. Slack-Moehrle < slackmoehrle at gmail.com> wrote: > Hi Mark, > > > Can anyone provide some advice on that I am missing conceptually? >> >> Several issues. First, if you use 4k blocks, the max filesystem size for >> ext3 is 16TB (see wikipedia on ext3). Second, I can't remember where, but >> on some filesystem tool's manpage, I read that the tools have problems >> going over 16TB. Third, fsck on a 16TB filesystem will take *days*, >> literally. I'm setting up, right now, a humongous RAID box, and I'll >> probably be divvying up the 42TB (mirrored!) as 3 14TB filesystems, and >> they're going to be ext4. >> > > 16tb is the max I would have for this device. > > Jason >