EtreCheckPro version: 6.5.1 (6F003)
Report generated: 2021-08-31 00:40:25
Download EtreCheckPro from https://etrecheck.com
Runtime: 3:14
Performance: Excellent

Problem: Computer is too slow
Description: 
Slow computer after connecting to 5G - this happened only after updati
ng to Big Sur

Major Issues: None

Minor Issues:
  These issues do not need immediate attention but they may indicate future problems or opportunities for improvement. 
  No Time Machine backup - Time Machine backup not found.
  Clean up - There are orphan files that could be removed.
  Runaway user process - A user process is using a large percentage of your CPU.
  x86-only Apps - This computer has x86-only apps might not work on future versions of the operating system.
  Limited drive access - More information may be available with Full Drive Access.

Hardware Information:
  MacBook Air (13-inch, 2017)
  MacBook Air Model: MacBookAir7,2
  1,8 GHz Dual-Core Intel Core i5 (i5-5350U) CPU: 2-core
  8 GB RAM - Not upgradeable
    BANK 0/DIMM0 - 4 GB DDR3 1600  
    BANK 1/DIMM0 - 4 GB DDR3 1600  
  Battery: Health = Normal - Cycle count = 614

Video Information:
  Intel HD Graphics 6000 - VRAM: 1536 MB
    Color LCD 1440 x 900

Drives:
  disk0 - APPLE SSD SM0128G 121.33 GB (Solid State - TRIM: Yes) 
  Internal PCI 5.0 GT/s x4 Serial ATA
    disk0s1 - EFI (MS-DOS FAT32) [EFI] 210 MB
    disk0s2 [APFS Container] 121.12 GB
      disk1 [APFS Virtual drive] 121.12 GB (Shared by 7 volumes)
        disk1s1 - M***  - Data (APFS) [APFS Virtual drive] (Shared - 13.99 GB used)
        disk1s2 - Preboot (APFS) [APFS Preboot] (Shared - 82 MB used)
        disk1s3 - Recovery (APFS) [Recovery] (Shared - 529 MB used)
        disk1s4 - VM (APFS) [APFS VM] (Shared - 1.07 GB used)
        disk1s5 0 B (15.33 GB used)
        disk1s6 - Update (APFS) (Shared - 614 KB used)
        disk1s7 - Mac (APFS) (Shared - 11.08 GB used)

Mounted Volumes:
  disk1s1 - M***  - Data [APFS Virtual drive]
    121.12 GB (Shared - 13.99 GB used, 79.88 GB available, 78.84 GB free)
    APFS
    Mount point: /System/Volumes/Data

  disk1s4 - VM [APFS VM]
    121.12 GB (Shared - 1.07 GB used, 78.84 GB free)
    APFS
    Mount point: /private/var/vm

  disk1s6 - Update
    121.12 GB (Shared - 614 KB used, 78.84 GB free)
    APFS
    Mount point: /Volumes/Update

  disk1s7 - Mac
    121.12 GB (Shared - 11.08 GB used, 79.88 GB available, 78.84 GB free)
    APFS
    Mount point: /
    Read-only: Yes

Network:
  Interface en0: Wi-Fi
    802.11 a/b/g/n/ac
  Interface en2: Bluetooth PAN
  Interface bridge0: Thunderbolt Bridge

System Software:
  macOS Catalina 10.15.7 (19H15) 
  Time since boot: Less than an hour

Security:
  Gatekeeper: App Store and identified developers
  System Integrity Protection: Enabled

  Antivirus software: Apple

Old Applications:
  25 x86-only apps

System Launch Daemons:
  [Not Loaded]  34 Apple tasks
  [Loaded]  194 Apple tasks
  [Running]  108 Apple tasks
  [Other]  One Apple task

System Launch Agents:
  [Not Loaded]  16 Apple tasks
  [Loaded]  197 Apple tasks
  [Running]  99 Apple tasks
  [Other]  One Apple task

User Launch Agents:
  [Loaded] com.google.keystone.agent.plist (Google, Inc. - installed 2021-08-30)
  [Loaded] com.google.keystone.xpcservice.plist (Google, Inc. - installed 2021-08-30)

Backup:
  Time Machine Not Configured!

Performance:
  System Load: 3.89 (1 min ago) 4.13 (5 min ago) 1.99 (15 min ago)
  Nominal I/O speed: 1.88 MB/s
  File system: 33.88 seconds
  Write speed: 697 MB/s
  Read speed: 1401 MB/s

CPU Usage Snapshot:
  Type Overall
  System: 34 %
  User: 31 %
  Idle: 35 %

Top Processes Snapshot by CPU:
  Process (count) CPU (Source - Location)
  kernel_task 102.32 % (Apple)
  system_profiler (2) 65.32 % (Apple)
  trustd (4) 41.56 % (Apple)
  WindowServer 8.86 % (Apple)
  corecaptured 8.04 % (Apple)

Top Processes Snapshot by Memory:
  Process (count) RAM usage (Source - Location)
  system_profiler (2) 630 MB (Apple)
  EtreCheckPro 477 MB (Etresoft, Inc.)
  MTLCompilerService (4) 295 MB (Apple)
  Google Chrome 134 MB (Google, Inc.)
  Google Chrome Helper (Renderer) (2) 126 MB (Google, Inc.)

Top Processes Snapshot by Network Use:
  Process (count) Input / Output (Source - Location)
  mDNSResponder 17 KB / 14 KB (Apple)
  apsd 5 KB / 4 KB (Apple)
  netbiosd 751 B / 354 B (Apple)
  SystemUIServer 0 B / 64 B (Apple)
  com.apple.siri.ClientFlow.ClientScripter 0 B / 0 B (Apple)

Top Processes Snapshot by Energy Use:
  Process (count) Energy (0-100) (Source - Location)
  trustd (4) 4 (Apple)
  WindowServer 3 (Apple)
  corecaptured 2 (Apple)
  fseventsd 0 (Apple)
  nsurlsessiond (2) 0 (Apple)

Virtual Memory Information:
  Physical RAM: 8 GB

  Free RAM: 3.37 GB
  Used RAM: 2.83 GB
  Cached files: 1.81 GB

  Available RAM: 5.17 GB
  Swap Used: 0 B

Software Installs (past 60 days):
  Install Date Name (Version)
  2021-08-30 XProtectPlistConfigData (2150)
  2021-08-30 MRTConfigData (1.82)
  2021-08-30 Gatekeeper Configuration Data (181)

Clean up:
  /Library/Apple/System/Library/LaunchDaemons/com.apple.MRTd.plist
    /Library/Apple/System/Library/CoreServices/MRT.app/Contents/MacOS/MRT
    Executable not found
  /Library/Apple/System/Library/LaunchAgents/com.apple.MRTa.plist
    /Library/Apple/System/Library/CoreServices/MRT.app/Contents/MacOS/MRT
    Executable not found

Diagnostics Information (past 7-30 days):
  2021-08-30 11:45:47 Software Update.app Crash
    Executable: /System/Library/CoreServices/Software Update.app
    Details:
      dyld3 mode

  2021-08-30 11:33:41 Xueersi_Online_School_1_on_1_Teacher.app Hang
    Executable: /Applications/Xueersi_Online_School_1_on_1_Teacher.app


End of report