Re: Using Giraph at Facebook

2013-08-14 Thread Sebastian Schelter
Just ran into it, great read. I hope that I will be able contribute again in the future. Awesome job done! Am 14.08.2013 16:55 schrieb "Avery Ching" : > Hi Giraphers, > > We recently released an article on we can use Giraph at the scale of a > trillion edges at Facebook. If you're interested, pl

Using Giraph at Facebook

2013-08-14 Thread Avery Ching
Hi Giraphers, We recently released an article on we can use Giraph at the scale of a trillion edges at Facebook. If you're interested, please take a look! https://www.facebook.com/notes/facebook-engineering/scaling-apache-giraph-to-a-trillion-edges/10151617006153920 Avery

Re: quick start tutorial errors

2013-08-14 Thread Yazan Boshmaf
For the first point, the tutorial assumes you have an admin account called "hdadmin". The error indicates that you haven't created the account. The details are in the "Overview" section (Ubuntu Server configuration). The second is a typo. The tag needs to be removed. I will patch this up. Cheers

Re: quick start tutorial errors

2013-08-14 Thread Kyle Orlando
1.) This appears to be a typo on the quick start page. Assuming you've followed the previous steps, it should be: su - hduser 2.) This also appears to be a typo on the quick start page; the lack of the initial tag is what's causing the error, but seeing that there's no description, the tag in ge

Re: Dynamic Graphs

2013-08-14 Thread Claudio Martella
Hi Marco, Giraph currently does not support that. One way of doing this would be by having a specific (pseudo-)vertex to act as the "injector" of the new vertices and edges For example, it would read a file from HDFS and call the mutable API during the computation, superstep after superstep. On

Dynamic Graphs

2013-08-14 Thread Marco Aurelio Barbosa Fagnani Lotz
Hello all, I would like to know if there is any form to use dynamic graphs with Giraph. By dynamic one can read graphs that may change while Giraph is computing/deliberating. The changes are in the input file and are not caused by the graph computation itself. Is there any way to analyse it us