smartctl 7.4 2023-08-01 r5530 [x86_64-linux-6.8.0-60-generic] (local build)
Copyright (C) 2002-23, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF INFORMATION SECTION ===
Model Family:     Toshiba N300/MN NAS HDD
Device Model:     TOSHIBA HDWQ140
LU WWN Device Id: 5 000039 a1c40162c
Firmware Version: FJ1M
User Capacity:    4,000,787,030,016 bytes [4.00 TB]
Sector Size:      512 bytes logical/physical
Rotation Rate:    7200 rpm
Form Factor:      3.5 inches
Device is:        In smartctl database 7.3/5528
ATA Version is:   ATA8-ACS (minor revision not indicated)
SATA Version is:  SATA 3.0, 6.0 Gb/s (current: 6.0 Gb/s)
Local Time is:    Sat Jun  7 08:36:59 2025 KST
SMART support is: Available - device has SMART capability.
SMART support is: Enabled



Run status group 0 (all jobs):
   READ: bw=33.0MiB/s (34.6MB/s), 19.2KiB/s-32.6MiB/s (19.7kB/s-34.2MB/s), io=994MiB (1042MB), run=30009-30116msec
  WRITE: bw=32.9MiB/s (34.5MB/s), 17.4KiB/s-32.6MiB/s (17.9kB/s-34.1MB/s), io=992MiB (1040MB), run=30045-30109msec

Disk stats (read/write):
  sdb: ios=5043/4957, sectors=2015608/2012040, merge=0/1, ticks=872188/1029702, in_queue=1901890, util=100.00%




왜 읽기 쓰기가 34MB/s 밖에 안나오지...