雖然筆電通常只有一顆硬碟
但寫程式為了通用性
還是會以某方式確定是哪一顆為準
在Mac底下可以用以下指令確認
/usr/sbin/bless --info --getBoot
最後會輸出
/dev/disk0s2
這就是啟動磁碟的分割區
要看相關資訊可以用 diskutil
像是
diskutil info /dev/disk0s2
會得到這個分割區的資訊
Device Identifier: disk0s2
Device Node: /dev/disk0s2
Whole: No
Part of Whole: disk0
Volume Name: MacOSX
Mounted: Yes
Mount Point: /
Partition Type: Apple_HFS
File System Personality: Journaled HFS+
Type (Bundle): hfs
Name (User Visible): Mac OS Extended (Journaled)
Journal: Journal size 16384 KB at offset 0x388000
Owners: Enabled
OS Can Be Installed: Yes
Recovery Disk: disk0s3
Media Type: Generic
Protocol: SATA
SMART Status: Verified
Volume UUID: 0BE6F277-A403-3662-9CE9-166C020A8JN1
Disk / Partition UUID: 5EA3F21E-B878-453E-938A-D7BA054PLJ71
Disk Size: 120.5 GB (120473067520 Bytes) (exactly 235298960 512-Byte-Units)
Device Block Size: 512 Bytes
Volume Total Space: 120.5 GB (120473067520 Bytes) (exactly 235298960 512-Byte-Units)
Volume Used Space: 32.2 GB (32217542656 Bytes) (exactly 62924888 512-Byte-Units) (26.7%)
Volume Available Space: 88.3 GB (88255524864 Bytes) (exactly 172374072 512-Byte-Units) (73.3%)
Allocation Block Size: 4096 Bytes
Read-Only Media: No
Read-Only Volume: No
Device Location: Internal
Removable Media: Fixed
Solid State: Yes
Macbook air 的硬碟超小的….
建議大家買Mac千萬注意硬碟大小啊….