Task Scheduling & Jobs

Distributed Cron (Critical)

• Problem: @Cron() runs on every instance. In K8s with 3 pods, your "Daily Report" runs 3 times.
• Solution: Distributed Locking using Redis.
  • Pattern: Using a decorator to wrap the cron method.
  • Logic: SET resource_name my_random_value NX PX 30000 (Redis Atomic Set).

Cron Decorator Pattern

• Implementation: