How many types of synchronization mechanisms exist in the Document Understanding Process to prevent multiple robots to write in a file at the same time?
There are three primary synchronization mechanisms designed to prevent multiple robots from writing to a file simultaneously:
1. Semaphore Mechanism: This approach uses semaphores to regulate access, ensuring that only one robot can write to a file at any given time.
2. Orchestrator Queues: By employing queues, each robot processes unique transactions, thereby avoiding concurrent write operations to the same file.
3. File Locking: This method involves implementing file locks, so when one robot is writing to a file, others are prevented from accessing it until the operation is complete.
In a Document Understanding Process, typically C. 4 types of synchronization mechanisms are commonly used to prevent multiple robots from writing to a file simultaneously:
File locking:
A simple method where a robot acquires an exclusive lock on a file before writing to it, preventing other robots from accessing it until the lock is released.
Database locks:
When storing document data in a database, utilize database-level locks to control access to specific records or tables related to the document.
Distributed locks:
For large-scale systems with multiple robots across different servers, a distributed locking mechanism like Redis or ZooKeeper can be used to coordinate access to the file across the network.
Semaphores:
A more complex synchronization primitive that can be used to manage access to a shared resource (the file) by allowing a specified number of robots to write at a time.
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