Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/19358#discussion_r141268693
--- Diff:
resource-managers/mesos/src/main/scala/org/apache/spark/scheduler/cluster/mesos/MesosClusterSchedulerSource.scala
---
@@ -23,8 +23,10 @@ import
GitHub user pmackles opened a pull request:
https://github.com/apache/spark/pull/19358
[SPARK-22135] metrics in spark-dispatcher not being registered properly
## What changes were proposed in this pull request?
Fix a trivial bug with how metrics are registered in the mesos
