Class: Datadog::Profiling::Profiler

Inherits:
Object
  • Object
show all
Includes:
Core::Utils::Forking
Defined in:
lib/datadog/profiling/profiler.rb

Overview

Profiling entry point, which coordinates collectors and a scheduler

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Core::Utils::Forking

#after_fork!, extended, #fork_pid, #forked?, included, #update_fork_pid!

Constructor Details

#initialize(collectors, scheduler) ⇒ Profiler

Returns a new instance of Profiler.



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# File 'lib/datadog/profiling/profiler.rb', line 11

def initialize(collectors, scheduler)
  @collectors = collectors
  @scheduler = scheduler
end

Instance Attribute Details

#collectors ⇒ Object (readonly)

Returns the value of attribute collectors.



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# File 'lib/datadog/profiling/profiler.rb', line 7

def collectors
  @collectors
end

#scheduler ⇒ Object (readonly)

Returns the value of attribute scheduler.



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# File 'lib/datadog/profiling/profiler.rb', line 7

def scheduler
  @scheduler
end

Instance Method Details

#shutdown! ⇒ Object 



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# File 'lib/datadog/profiling/profiler.rb', line 26

def shutdown!
  Datadog.logger.debug('Shutting down profiler')

  collectors.each do |collector|
    collector.enabled = false
    collector.stop(true)
  end

  scheduler.enabled = false
  scheduler.stop(true)
end

#start ⇒ Object 



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# File 'lib/datadog/profiling/profiler.rb', line 16

def start
  after_fork! do
    collectors.each(&:reset_after_fork)
    scheduler.reset_after_fork
  end

  collectors.each(&:start)
  scheduler.start
end