Disk /dev/sda: 3.64 TiB, 4000787030016 bytes, 7814037168 sectors Disk model: ST4000DM004-2CV1 Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disklabel type: gpt Disk identifier: -- Device Start End Sectors Size Type /dev/sda1 2048 7814037134 7814035087 3.6T Linux filesystem Disk /dev/sdb: 3.64 TiB, 4000787030016 bytes, 7814037168 sectors Disk model: ST4000DM004-2CV1 Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disklabel type: gpt Disk identifier: -- Device Start End Sectors Size Type /dev/sdb1 2048 7814037134 7814035087 3.6T Linux RAID Disk /dev/sdc: 3.64 TiB, 4000787030016 bytes, 7814037168 sectors Disk model: ST4000DM004-2CV1 Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disklabel type: gpt Disk identifier: -- Device Start End Sectors Size Type /dev/sdc1 2048 7814037134 7814035087 3.6T Linux RAID Disk /dev/sdd: 223.58 GiB, 240065183744 bytes, 468877312 sectors Disk model: WDC WDS240G2G0B- Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disklabel type: gpt Disk identifier: -- Device Start End Sectors Size Type /dev/sdd1 2048 1230847 1228800 600M EFI System /dev/sdd2 1230848 3327999 2097152 1G Linux filesystem /dev/sdd3 3328000 468875263 465547264 222G Linux filesystem Disk /dev/zram0: 8 GiB, 8589934592 bytes, 2097152 sectors Units: sectors of 1 * 4096 = 4096 bytes Sector size (logical/physical): 4096 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disk /dev/md0: 7.28 TiB, 8001300725760 bytes, 15627540480 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 524288 bytes / 1048576 bytes