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Informations about the package backoff
BackOff
Back-off algorithm implementation.
Installation
You can install the latest version via Composer:
This package requires PHP 8.1 or later.
Quick usage
Configure Orangesoft\BackOff\Retry\Retry::class, any of back-off classes, and Orangesoft\BackOff\Retry\ExceptionClassifier\ExceptionClassifier::class to retry a business logic when an exception is thrown:
Use the Orangesoft\BackOff\Retry\Retry::call(callable $callback): mixed method to wrap the business logic and call it with retry functionality:
The following back-off strategies are available:
- Orangesoft\BackOff\CallbackBackOff
- Orangesoft\BackOff\ConstantBackOff
- Orangesoft\BackOff\DecorrelatedJitterBackOff
- Orangesoft\BackOff\ExponentialBackOff
- Orangesoft\BackOff\FibonacciBackOff
- Orangesoft\BackOff\LinearBackOff
Enable Jitter
Pass the implementation of Orangesoft\BackOff\Jitter\JitterInterface::class to the back-off class and jitter will be enabled:
Below you can see the time intervals in microseconds for exponential back-off with a multiplier of 2.0 and equal jitter, where the base time is 1_000 μs and the cap time is 512_000 μs:
The following jitters are available:
- Orangesoft\BackOff\Jitter\EqualJitter
- Orangesoft\BackOff\Jitter\FullJitter
- Orangesoft\BackOff\Jitter\ScatteredJitter
Read more about Back-Off and Jitter on AWS Architecture Blog.
