[GIRAPH-616] Decouple vertices and edges in DiskBackedPartitionStore and avoid writing back edges when the algorithm does not change topology.

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Assignee: Claudio Martella
• Reporter: Claudio Martella
• Created: 10/Apr/13 16:16
• Updated: 02/May/13 02:30
• Resolved: 12/Apr/13 09:48

Description

Many algorithms work on a static graph. In these cases, when running out-of-core graph we end up writing back the edges that have not changed since we read them. By decoupling vertices and edges, we can write back only the freshly computed vertex values.

Issue Links

• depends upon: GIRAPH-613 Remove Writable from the interfaces implemented by Vertex