Github user skonto commented on a diff in the pull request:
https://github.com/apache/spark/pull/14644#discussion_r78438011
--- Diff:
core/src/main/scala/org/apache/spark/scheduler/cluster/mesos/MesosCoarseGrainedSchedulerBackend.scala
---
@@ -103,6 +103,7 @@ private[spark] class MesosCoarseGrainedSchedulerBackend(
private val stateLock = new ReentrantLock
val extraCoresPerExecutor = conf.getInt("spark.mesos.extra.cores", 0)
+ val maxGpus = conf.getInt("spark.mesos.gpus.max", 0)
--- End diff --
@tnachen I think it is only a threshold for each offer per node not
necessarily per node. You may get multiple offers for gpus from the same node
correct? You just check against the max you dont do any counting how many gpus
you have assigned per node.
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