Device Information Android 1.0+ Risk: READ_ONLY

Dump Android System Services

Dumps diagnostic and operational state of all registered Android system services.

Command Syntax

adb shell dumpsys

Generic Syntax: dumpsys [-t <TIMEOUT>] [--list] [<service_name>] [<service_args>]

Options & Parameters

Flag	Description
--list	List all active system services on the device.
-t <SEC>	Timeout in seconds for individual service dump.

Real-World Usage Examples

List all available system services

Outputs names of all registered services.

adb shell dumpsys --list

Output:

Currently running services:
  activity
  alarm
  audio
  battery
  connectivity
  display
  meminfo
  package
  power
  wifi

Dump battery service status

Displays current battery level, voltage, temp, and health.

adb shell dumpsys battery

Output:

Current Battery Service state:
  AC powered: false
  USB powered: true
  status: 2 (CHARGING)
  health: 2 (GOOD)
  level: 94
  voltage: 4280 mV
  temperature: 285