Class: BrainzLab::Instrumentation::ActiveSupportCache

Inherits:
Object
  • Object
show all
Defined in:
lib/brainzlab/instrumentation/active_support_cache.rb

Constant Summary collapse

SLOW_CACHE_THRESHOLD =

Thresholds for slow cache operations (in milliseconds)

10
VERY_SLOW_CACHE_THRESHOLD = 
50

Class Method Summary collapse

Class Method Details

.install! ⇒ Object 



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# File 'lib/brainzlab/instrumentation/active_support_cache.rb', line 11

def install!
  return unless defined?(::ActiveSupport::Cache)
  return if @installed

  install_cache_read_subscriber!
  install_cache_read_multi_subscriber!
  install_cache_write_subscriber!
  install_cache_write_multi_subscriber!
  install_cache_delete_subscriber!
  install_cache_exist_subscriber!
  install_cache_fetch_hit_subscriber!
  install_cache_generate_subscriber!
  install_cache_increment_subscriber!
  install_cache_decrement_subscriber!
  install_cache_delete_multi_subscriber!
  install_cache_delete_matched_subscriber!
  install_cache_cleanup_subscriber!
  install_cache_prune_subscriber!
  install_message_serializer_fallback_subscriber!

  @installed = true
  BrainzLab.debug_log('ActiveSupport::Cache instrumentation installed')
end

.installed? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/brainzlab/instrumentation/active_support_cache.rb', line 35

def installed?
  @installed == true
end