Lock Info

LockInfo attempts to explain why a lock exists. It provides information like worker class, unique arguments and…


Before version seven it was impossible to get any context around the lock. Only the digest that was used for uniqueness was displayed and no other context was available. Needless to say, a random string isn’t enough information to provide a detailed bug report.


Lock info can be turned on either for a specific worker or globally

Global configuration

SidekiqUniqueJobs.configure do |config|
  config.lock_info = true

Worker configurtaion

class WorkerWithLockInfo
  include Sidkekiq::Worker

  sidekiq_options lock: :until_executed, lock_info: true
  1. Changelog
  2. Debugging of Lua scripts
  3. Detail about each lock
  4. Better extension to Sidekiq::Web
  5. Limiting of locks - allow a configurable number of simultaneous workers with the same unique lock
  6. Automatic cleanup of orphaned locks
  7. Worker validation - validates the sidekiq_options for unique configuration