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From Apache Wiki <>
Subject [Cassandra Wiki] Update of "CassandraUsers" by MarianoBarrios
Date Sun, 05 Sep 2010 16:33:26 GMT
Dear Wiki user,

You have subscribed to a wiki page or wiki category on "Cassandra Wiki" for change notification.

The "CassandraUsers" page has been changed by MarianoBarrios.


  == Cassandra Users ==
  ===== Please give company/organization name, description of use case, and potentially a
link to a blog post or press release for more information =====
+  * '''[[|Despegar]]''' - Despegar uses a small Cassandra cluster
to storage user sessions of its hotel booking site. It's also in the process of migrating
a persistent cache of flight itineraries.
   * '''Digg''' - The recent V4 relaunch is 100% Cassandra. We are running on multiple clusters
internally, our largest one is 40 nodes spanning multiple datacenters. We also have 1 core
commiter on staff.
   * '''Facebook''' - Facebook uses their internally developed Cassandra and has the largest
known cluster in operation of around 150 nodes.  See the [[|Cassandra
paper]] and recent [[|mention]]
of their cluster
   * '''[[|Imagini]]''' - We use Cassandra to store all real-time
data for our ad targeting technology (VisualDNA). We run a Cassandra cluster on Amazon EC2
nodes across multiple availability zones. We also use Hadoop for batch processing, integrated
with Cassandra.

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