Hi all,

I was trying to run flink-tpcds tests on flink v1.15-snapshot, and I added 
"jobmanager.adaptive-batch-scheduler.default-source-parallelism: 8" along with 
some other configurations to the conf yaml file to enable adaptive job 
scheduler. But it turned out the source parallelism kept unchanged(always be 
1), I was wondering if anyone could kindly give some advice on how to fix this? 
some of my configurations are listed below:


jobmanager.scheduler: AdaptiveBatch
jobmanager.adaptive-batch-scheduler.max-parallelism: 64
jobmanager.adaptive-batch-scheduler.data-volume-per-task: 6m
jobmanager.adaptive-batch-scheduler.default-source-parallelism: 8


metrics.reporter.promgateway.class: 
org.apache.flink.metrics.prometheus.PrometheusPushGatewayReporter
metrics.reporter.promgateway.randomJobNameSuffix: true
metrics.reporter.promgateway.deleteOnShutdown: true


parallelism.default: -1


Thanks!

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