The number of on-disk bytes spilled by this task
Time taken on the executor to deserialize this task
Time the executor spends actually running the task (including fetching shuffle data)
Host's name the task runs on
If this task reads from a HadoopRDD or from persisted data, metrics on how much data was read are stored here.
Amount of time the JVM spent in garbage collection while executing this task
The number of in-memory bytes spilled by this task
If this task writes data externally (e.
Amount of time spent serializing the task result
The number of bytes this task transmitted back to the driver as the TaskResult
If this task writes to shuffle output, metrics on the written shuffle data will be collected here
Storage statuses of any blocks that have been updated as a result of this task.