[root@cps4 ~]# parted /dev/sda GNU Parted 2.1 Using /dev/sda Welcome to GNU Parted! Type 'help' to view a list of commands. (parted) print Model: LSI 9750-8i DISK (scsi) Disk /dev/sda: 12.0TB Sector size (logical/physical): 512B/512B Partition Table: gpt Number Start End Size File system Name Flags (parted) mklabel gpt Warning: The existing disk label on /dev/sda will be destroyed and all data on this disk will be lost. Do you want to continue? Yes/No? Yes (parted) mkpart primary 0 -0 Warning: The resulting partition is not properly aligned for best performance. Ignore/Cancel? Cancel (parted) mkpart primary ext3 1 -1 (parted) print Model: LSI 9750-8i DISK (scsi) Disk /dev/sda: 12.0TB Sector size (logical/physical): 512B/512B Partition Table: gpt Number Start End Size File system Name Flags 1 1049kB 12.0TB 12.0TB primary [root@cps4 ~]# mkfs -t ext3 /dev/sda1 mke2fs 1.41.12 (17-May-2010) Filesystem label= OS type: Linux Block size=4096 (log=2) Fragment size=4096 (log=2) Stride=0 blocks, Stripe width=0 blocks 732422144 inodes, 2929670656 blocks 146483532 blocks (5.00%) reserved for the super user First data block=0 Maximum filesystem blocks=4294967296 89407 block groups 32768 blocks per group, 32768 fragments per group 8192 inodes per group Superblock backups stored on blocks: 32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632, 2654208, 4096000, 7962624, 11239424, 20480000, 23887872, 71663616, 78675968, 102400000, 214990848, 512000000, 550731776, 644972544, 1934917632, 2560000000 Writing inode tables: done Creating journal (32768 blocks): done Writing superblocks and filesystem accounting information: done This filesystem will be automatically checked every 36 mounts or 180 days, whichever comes first. Use tune2fs -c or -i to override. [root@cps4 ~]# tune2fs -c0 -i0 /dev/sda1 tune2fs 1.41.12 (17-May-2010) Setting maximal mount count to -1 Setting interval between checks to 0 seconds