Disk /dev/sda: 447.14 GiB, 480113590272 bytes, 937721856 sectors Disk model: WDC WDS480G2G0A- 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/sda1 4096 1052671 1048576 512M EFI System /dev/sda2 1052672 527460351 526407680 251G Linux filesystem /dev/sda3 527460352 527665151 204800 100M EFI System /dev/sda4 527665152 527697919 32768 16M Microsoft reserved /dev/sda5 527697920 936647140 408949221 195G Microsoft basic data /dev/sda6 936648704 937717759 1069056 522M Windows recovery environment Disk /dev/sdb: 931.51 GiB, 1000204886016 bytes, 1953525168 sectors Disk model: WDC WD10EZEX-00B 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 206847 204800 100M EFI System /dev/sdb2 206848 239615 32768 16M Microsoft reserved /dev/sdb3 239616 972441599 972201984 463.6G Microsoft basic data /dev/sdb4 1952452608 1953521663 1069056 522M Windows recovery environment /dev/sdb5 972441600 1952452607 980011008 467.3G Linux filesystem Partition table entries are not in disk order.