Today I tried to use off-heap vertices info but it throws Class not found exceptions. :/ Which jar need to be included to use it?
On Wed, Jan 15, 2014 at 3:59 PM, Tommaso Teofili <tommaso.teof...@gmail.com> wrote: > and OffHeapVerticesInfo for loading vertices off heap, which is available > with 0.6.3 as well if I recall correctly. > Tommaso > > > 2014/1/15 Edward J. Yoon <edwardy...@apache.org> > >> There are few implementations. >> >> - ListVerticesinfo: loads vertices into array list. >> - MapVerticesinfo: loads vertices into tree map. >> - DiskVerticesInfo: loads vertices into a local file. >> >> You can choose one of them by setting the "hama.graph.vertices.info" >> in job configuration. >> >> > conf.setClass("hama.graph.vertices.info", >> "org.apache.hama.graph.ListVerticesInfo". >> >> With the latest 0.6.3 version, you can use only ListVerticesInfo. >> Please use the TRUNK. >> >> >> On Tue, Jan 14, 2014 at 11:18 PM, Ammar Sahib <ammar.sa...@yahoo.com> >> wrote: >> > Hi >> > >> > According to the BSP model, the data is processed in the RAM and that is >> the reason why Pregel model is faster than the MapReduce (MapReduce >> writedown to disk). Can someone explains to me how to be sure that all the >> graph vertices are actually been loaded in RAM? >> > >> > >> > How would HAMA behave if the vertices values are so big such that the >> available RAM memory is not enough to contains all of the vertices? >> > >> > Regards >> >> >> >> -- >> Best Regards, Edward J. Yoon >> @eddieyoon >> -- Best Regards, Edward J. Yoon @eddieyoon