Disk /dev/sda: 465.76 GiB, 500107862016 bytes, 976773168 sectors Disk model: HGST HTS545050A7 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 1050623 1048576 512M EFI System /dev/sda2 1050624 42993663 41943040 20G Linux filesystem /dev/sda3 42993664 976773119 933779456 445.3G Linux filesystem Disk /dev/zram0: 1.65 GiB, 1766326272 bytes, 431232 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