Github user davies commented on a diff in the pull request: https://github.com/apache/spark/pull/12899#discussion_r62077575 --- Diff: core/src/main/scala/org/apache/spark/scheduler/DAGScheduler.scala --- @@ -1097,8 +1097,8 @@ class DAGScheduler( throw new SparkException(s"attempted to access non-existent accumulator $id") } acc.merge(updates.asInstanceOf[AccumulatorV2[Any, Any]]) - // To avoid UI cruft, ignore cases where value wasn't updated - if (acc.name.isDefined && !updates.isZero) { + // Only display named accumulators on UI. + if (acc.name.isDefined) { --- End diff -- Why this change?
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