Module: Datadog::Profiling::NativeExtension

Defined in:
lib/ddtrace/profiling/native_extension.rb,
ext/ddtrace_profiling_native_extension/profiling.c

Overview

This module contains classes and methods which are implemented using native code in the ext/ddtrace_profiling_native_extension folder, as well as some Ruby-level utilities that don't make sense to write using C

Class Method Summary collapse

Class Method Details

.clock_id_for(_) ⇒ Object

from clock_id.h



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# File 'lib/ddtrace/profiling/native_extension.rb', line 19

def self.clock_id_for(_)
  nil
end

.cpu_time_ns_for(thread) ⇒ Object 



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# File 'lib/ddtrace/profiling/native_extension.rb', line 24

def self.cpu_time_ns_for(thread)
  clock_id =
    begin
      clock_id_for(thread)
    rescue Errno::ESRCH
      nil
    end

  begin
    ::Process.clock_gettime(clock_id, :nanosecond) if clock_id
  rescue Errno::EINVAL
    nil
  end
end

.native_working? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/ddtrace_profiling_native_extension/profiling.c', line 5

private_class_method def self.native_working?
  false
end