error when start pyspark

ERROR spark.SparkContext: Error initializing SparkContext.
java.lang.IllegalArgumentException: Required executor memory (1024+384 MB) is above the max threshold (1024 MB) of this cluster! Please check the values of 'yarn.scheduler.maximum-allocation-mb' and/or 'yarn.nodemanager.resource.memory-mb'.

调整

yarn.nodemanager.resource.memory-mb
yarn.scheduler.minimum-allocation-mb
yarn.scheduler.maximum-allocation-mb
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原文地址：https://www.cnblogs.com/dadadechengzi/p/6877851.html