object CommitRecovery
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- CommitRecovery.scala
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- val Default: CommitRecovery
The default CommitRecovery used in ConsumerSettings unless a different one has been specified.
The default CommitRecovery used in ConsumerSettings unless a different one has been -specified. The default recovery strategy only retries
RetriableCommitFailedExceptions. These -exceptions are retried with a jittered exponential backoff, where the time in milliseconds -before retrying is calculated using:Random.nextDouble() * Math.min(10000, 10 * Math.pow(2, n))
where
nis the retry attempt (first attempt isn = 1). This is done for up to 10 attempts, +specified. The default recovery strategy only retriesRetriableCommitFailedExceptions and +RebalanceInProgressExceptions. These exceptions are retried with a jittered exponential +backoff, where the time in milliseconds before retrying is calculated using:Random.nextDouble() * Math.min(10000, 10 * Math.pow(2, n))
where
nis the retry attempt (first attempt isn = 1). This is done for up to 10 attempts, after which we change to retry using a fixed time of 10 seconds, for up to another 5 attempts. -If at that point we are still faced withRetriableCommitFailedException, we give up and -raise a CommitRecoveryException with the last such error experienced.The sum of time spent waiting between retries will always be less than 70 220 milliseconds, or +If at that point we are still faced with
RetriableCommitFailedExceptionor +RebalanceInProgressException, we give up and raise a CommitRecoveryException with the +last such error experienced.The sum of time spent waiting between retries will always be less than 70 220 milliseconds, or ~70 seconds. Note that this does not include the time for attempting to commit offsets. Offset commit times are limited with ConsumerSettings.commitTimeout.
- val None: CommitRecovery
A CommitRecovery that does not retry any exceptions.
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