2024-05-15

macOS

• 不確定是什麼 Other Data 非常大，縱使砍了 /User 底下的資料，還是沒辦法釋放出足夠的空間來升級 macOS

  jazzwang:~$ mount 
  /dev/disk1s5s1 on / (apfs, sealed, local, read-only, journaled)
  devfs on /dev (devfs, local, nobrowse)
  /dev/disk1s4 on /System/Volumes/VM (apfs, local, noexec, journaled, noatime, nobrowse)
  /dev/disk1s2 on /System/Volumes/Preboot (apfs, local, journaled, nobrowse)
  /dev/disk1s6 on /System/Volumes/Update (apfs, local, journaled, nobrowse)
  /dev/disk1s1 on /System/Volumes/Data (apfs, local, journaled, nobrowse)
  map auto_home on /System/Volumes/Data/home (autofs, automounted, nobrowse)
  map -fstab on /System/Volumes/Data/Network/Servers (autofs, automounted, nobrowse)
  jazzwang:~$ cd /System/Volumes/Data/System/Library/Caches/
  jazzwang:/System/Volumes/Data/System/Library/Caches$ sudo du -sh com.apple.coresymbolicationd/
  Password:
   40G	com.apple.coresymbolicationd/
  jazzwang:/System/Volumes/Data/System/Library/Caches$ sudo su -
  ~ root# cd /System/Volumes/Data/System/Library/Caches/com.apple.coresymbolicationd/
  com.apple.coresymbolicationd root# 
  ISTWLAPAPPLE1909:com.apple.coresymbolicationd root# du -s *
  84738896	data
  ISTWLAPAPPLE1909:com.apple.coresymbolicationd root# du -sh *
   40G	data
  

• 參考 - 看起來是可以刪除的
  • ​https://apple.stackexchange.com/questions/83978/what-is-com-apple-coresymbolicationd-in-caches
  • ​https://discussions.apple.com/thread/7175297?sortBy=best

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• 用指令查 macOS 硬體規格跟序號
• ​https://support.apple.com/en-us/102767

  ~$ system_profiler SPHardwareDataType
  Hardware:
  
      Hardware Overview:
  
        Model Name: MacBook Air
        Model Identifier: MacBookAir7,2
        Processor Name: Dual-Core Intel Core i5
        Processor Speed: 1.8 GHz
        Number of Processors: 1
        Total Number of Cores: 2
        L2 Cache (per Core): 256 KB
        L3 Cache: 3 MB
        Hyper-Threading Technology: Enabled
        Memory: 8 GB
        System Firmware Version: 430.140.3.0.0
        SMC Version (system): 2.27f2
        Serial Number (system):
        Hardware UUID: 
        Provisioning UDID: