Execution efficiency slows down as the number of CPU cores increases

ses, they are all consistent. Or why is the execution efficiency almost unchanged after the number of cores increases to a certain number. Looking forward to your reply. 15927907...@163.com

Which manufacturers' GPUs support Spark?

e GPU supported by spark(https://spark.apache.org/docs/3.2.1/configuration.html#custom-resource-scheduling-and-configuration-overview). So, Can Spark also support GPUs from other manufacturers? such as AMD. Looking forward to your reply. 15927907...@163.com