[SPARK-4173] EdgePartitionBuilder uses wrong value for first clustered index

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.0.2, 1.1.0, 1.2.0
• Fix Version/s: 1.0.3, 1.1.1, 1.2.0
• Component/s: GraphX
• Assignee: Ankur Dave
• Reporter: Ankur Dave
• Created: 31/Oct/14 18:38
• Updated: 06/Nov/14 18:56
• Resolved: 06/Nov/14 18:56

Description

Lines 48 and 49 in EdgePartitionBuilder reference srcIds before it has been initialized, causing an incorrect value to be stored for the first cluster.

https://github.com/apache/spark/blob/23468e7e96bf047ba53806352558b9d661567b23/graphx/src/main/scala/org/apache/spark/graphx/impl/EdgePartitionBuilder.scala#L48-49

Issue Links

• is duplicated by: SPARK-4249 A problem of EdgePartitionBuilder in Graphx
• links to: [Github] Pull Request #3054 (ankurdave)