Disk /dev/sda: 931.51 GiB, 1000204886016 bytes, 1953525168 sectors Disk model: WDC WD10SPZX-24Z 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: dos Disk identifier: -- Device Boot Start End Sectors Size Id Type /dev/sda1 * 2048 1939666110 1939664063 924.9G 83 Linux /dev/sda2 1939668990 1953523711 13854722 6.6G 5 Extended /dev/sda5 1939668992 1953523711 13854720 6.6G 82 Linux swap / Solaris Partition 2 does not start on physical sector boundary. Disk /dev/sdb: 931.51 GiB, 1000204886016 bytes, 1953525168 sectors Disk model: External USB 3.0 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: dos Disk identifier: -- Device Boot Start End Sectors Size Id Type /dev/sdb1 2048 1953523711 1953521664 931.5G 83 Linux