快速查询 Mac 磁盘信息
安装磁盘工具
smartmontools 是一款用于监控和分析硬盘健康状态的命令行工具。
通过 Homebrew 安装：
bash
brew install smartmontools查询磁盘信息
安装后，即可查询磁盘信息：
bash
smartctl -a disk0输出磁盘信息参考
bash
smartctl 7.4 2023-08-01 r5530 [Darwin 24.3.0 arm64] (local build)
Copyright (C) 2002-23, Bruce Allen, Christian Franke, www.smartmontools.org
=== START OF INFORMATION SECTION ===
Model Number: APPLE SSD AP2048Q
Serial Number: 03a486784034c426
Firmware Version: 499.0.9
PCI Vendor/Subsystem ID: 0x106b
IEEE OUI Identifier: 0x000000
Controller ID: 0
NVMe Version: <1.2
Number of Namespaces: 3
Local Time is: Tue Mar 11 19:05:25 2025 CST
Firmware Updates (0x02): 1 Slot
Optional Admin Commands (0x0004): Frmw_DL
Optional NVM Commands (0x0004): DS_Mngmt
Maximum Data Transfer Size: 256 Pages
Supported Power States
St Op Max Active Idle RL RT WL WT Ent_Lat Ex_Lat
0 + 0.00W - - 0 0 0 0 0 0
=== START OF SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED
SMART/Health Information (NVMe Log 0x02)
Critical Warning: 0x00
Temperature: 46 Celsius
Available Spare: 100%
Available Spare Threshold: 99%
Percentage Used: 0%
Data Units Read: 2,122,071 [1.08 TB]
Data Units Written: 1,233,010 [631 GB]
Host Read Commands: 35,854,349
Host Write Commands: 14,027,979
Controller Busy Time: 0
Power Cycles: 12
Power On Hours: 11
Unsafe Shutdowns: 0
Media and Data Integrity Errors: 0
Error Information Log Entries: 0
Read 1 entries from Error Information Log failed: GetLogPage failed: system=0x38, sub=0x0, code=745主要信息查看的信息就这些：
- Temperature：硬盘温度
- Data Units Read：磁盘累计读取量
- Data Units Written：磁盘累计写入量
- Power On Hours：通电小时数
懒得看的朋友，也可以直接复制所有信息丢给 AI 分析。