Job retries and failure in Laravel - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is the purpose of job retries in Laravel queues?

Job retries allow Laravel to automatically attempt to run a failed job again, helping to handle temporary issues like network problems or service downtime without losing the job.

beginner

How do you specify the number of times a job should be retried in Laravel?

You set the public property $tries in your job class to the number of retry attempts you want Laravel to make before marking the job as failed.

intermediate

What happens when a Laravel job fails after all retry attempts?

Laravel marks the job as failed and triggers the failed() method on the job class if defined. The job is then stored in the failed_jobs table for later review or manual retry.

intermediate

How can you handle cleanup or notifications when a job fails in Laravel?

Define a failed() method inside your job class. This method runs when the job fails after all retries, letting you send alerts or clean up resources.

beginner

What Laravel command can you use to retry all failed jobs?

Use the artisan command php artisan queue:retry all to retry every job in the failed_jobs table.

Which property controls how many times a Laravel job will be retried?

A $tries

B $timeout

C $delay

D $maxAttempts

The $tries property sets the number of retry attempts for a job.

What method can you define in a Laravel job to handle failure logic?

A onFail()

B failed()

C handleFailure()

D retry()

The failed() method runs when a job fails after all retries.

Where does Laravel store jobs that have failed after all retries?

A logs

B jobs table

C failed_jobs table

D cache

Failed jobs are stored in the failed_jobs database table.

Which artisan command retries all failed jobs in Laravel?

A php artisan queue:restart

B php artisan queue:work

C php artisan queue:flush

D php artisan queue:retry all

The command php artisan queue:retry all retries all failed jobs.

If a job fails due to a temporary network issue, what feature helps Laravel try again automatically?

A Job retries

B Job delays

C Job chaining

D Job batching

Job retries let Laravel automatically try running a job again after failure.

Explain how Laravel handles job retries and what happens when retries are exhausted.

Think about how Laravel tries again and what it does if it still fails.

Describe how you can notify your team or clean up resources when a Laravel job fails permanently.

Consider what happens after all retries fail.