【Flink】Direct buffer memory taskmanager.memory.task.off-heap.size_direct buffer memory. the direct out-of-memory err

作者：小舞很执着 | 2024-07-11 11:28:57

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direct buffer memory. the direct out-of-memory error has occurred. this can

文章目录

1.场景1
- 1.1 概述
2.场景2

1.场景1

1.1 概述

Direct buffer memory. The direct out-of-memory error has occurred. This can mean two things: either job(s) require(s) a larger size of JVM direct memory or there is a direct memory leak. The direct memory can be allocated by user code or some of its dependencies. In this case ‘taskmanager.memory.task.off-heap.size’ configuration option should be increased. Flink framework and its dependencies also consume the direct memory, mostly for network communication. The most of network memory is managed by Flink and should not result in out-of-memory error. In certain special cases, in particular for jobs with high parallelism, the framework may requi

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