@PublicEvolving public class RestartStrategies extends Object
The RestartStrategyConfigurations are used to decouple the core module from the runtime module.
Modifier and Type | Class and Description |
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static class |
RestartStrategies.ExponentialDelayRestartStrategyConfiguration
Configuration representing an exponential delay restart strategy.
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static class |
RestartStrategies.FailureRateRestartStrategyConfiguration
Configuration representing a failure rate restart strategy.
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static class |
RestartStrategies.FallbackRestartStrategyConfiguration
Restart strategy configuration that could be used by jobs to use cluster level restart
strategy.
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static class |
RestartStrategies.FixedDelayRestartStrategyConfiguration
Configuration representing a fixed delay restart strategy.
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static class |
RestartStrategies.NoRestartStrategyConfiguration
Configuration representing no restart strategy.
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static class |
RestartStrategies.RestartStrategyConfiguration
Abstract configuration for restart strategies.
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Constructor and Description |
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RestartStrategies() |
Modifier and Type | Method and Description |
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static RestartStrategies.ExponentialDelayRestartStrategyConfiguration |
exponentialDelayRestart(Time initialBackoff,
Time maxBackoff,
double backoffMultiplier,
Time resetBackoffThreshold,
double jitterFactor)
Generates a ExponentialDelayRestartStrategyConfiguration.
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static RestartStrategies.FailureRateRestartStrategyConfiguration |
failureRateRestart(int failureRate,
Time failureInterval,
Time delayInterval)
Generates a FailureRateRestartStrategyConfiguration.
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static RestartStrategies.RestartStrategyConfiguration |
fallBackRestart() |
static RestartStrategies.RestartStrategyConfiguration |
fixedDelayRestart(int restartAttempts,
long delayBetweenAttempts)
Generates a FixedDelayRestartStrategyConfiguration.
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static RestartStrategies.RestartStrategyConfiguration |
fixedDelayRestart(int restartAttempts,
Time delayInterval)
Generates a FixedDelayRestartStrategyConfiguration.
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static Optional<RestartStrategies.RestartStrategyConfiguration> |
fromConfiguration(ReadableConfig configuration)
Reads a
RestartStrategies.RestartStrategyConfiguration from a given ReadableConfig . |
static RestartStrategies.RestartStrategyConfiguration |
noRestart()
Generates NoRestartStrategyConfiguration.
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public static RestartStrategies.RestartStrategyConfiguration noRestart()
public static RestartStrategies.RestartStrategyConfiguration fallBackRestart()
public static RestartStrategies.RestartStrategyConfiguration fixedDelayRestart(int restartAttempts, long delayBetweenAttempts)
restartAttempts
- Number of restart attempts for the FixedDelayRestartStrategydelayBetweenAttempts
- Delay in-between restart attempts for the
FixedDelayRestartStrategypublic static RestartStrategies.RestartStrategyConfiguration fixedDelayRestart(int restartAttempts, Time delayInterval)
restartAttempts
- Number of restart attempts for the FixedDelayRestartStrategydelayInterval
- Delay in-between restart attempts for the FixedDelayRestartStrategypublic static RestartStrategies.FailureRateRestartStrategyConfiguration failureRateRestart(int failureRate, Time failureInterval, Time delayInterval)
failureRate
- Maximum number of restarts in given interval failureInterval
before failing a jobfailureInterval
- Time interval for failuresdelayInterval
- Delay in-between restart attemptspublic static RestartStrategies.ExponentialDelayRestartStrategyConfiguration exponentialDelayRestart(Time initialBackoff, Time maxBackoff, double backoffMultiplier, Time resetBackoffThreshold, double jitterFactor)
initialBackoff
- Starting duration between restartsmaxBackoff
- The highest possible duration between restartsbackoffMultiplier
- Delay multiplier how many times is the delay longer than beforeresetBackoffThreshold
- How long the job must run smoothly to reset the time intervaljitterFactor
- How much the delay may differ (in percentage)public static Optional<RestartStrategies.RestartStrategyConfiguration> fromConfiguration(ReadableConfig configuration)
RestartStrategies.RestartStrategyConfiguration
from a given ReadableConfig
.configuration
- configuration object to retrieve parameters fromOptional.empty()
when no restart strategy parameters providedCopyright © 2014–2022 The Apache Software Foundation. All rights reserved.