linux 4.17.0 btrfs-progs v4.16.1 Label: none uuid: Total devices 1 FS bytes used 128.00KiB devid 1 size 465.63GiB used 20.00MiB path /dev/nvme0n1p3
before mkfs.brtfs /dev/nvme0n1p3: Timing O_DIRECT cached reads: 6112 MB in 2.00 seconds = 3056.19 MB/sec Timing O_DIRECT disk reads: 9138 MB in 3.00 seconds = 3045.73 MB/sec after creating mkfs.btrfs /dev/nvme0n1p3 /dev/nvme0n1p3: Timing O_DIRECT cached reads: 2558 MB in 2.00 seconds = 1278.52 MB/sec Timing O_DIRECT disk reads: 9148 MB in 3.00 seconds = 3049.05 MB/sec after creating mkfs.ext4 /dev/nvme0n1p3 /dev/nvme0n1p3: Timing O_DIRECT cached reads: 2102 MB in 2.00 seconds = 1050.20 MB/sec Timing O_DIRECT disk reads: 9194 MB in 3.00 seconds = 3064.60 MB/sec Is this behaviour normal?
pEpkey.asc
Description: application/pgp-keys