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From Jonathan Ellis <jbel...@gmail.com>
Subject Re: Facebook messaging and choice of HBase over Cassandra - what can we learn?
Date Mon, 22 Nov 2010 02:25:00 GMT
On Sun, Nov 21, 2010 at 6:16 PM, Todd Lipcon <todd@lipcon.org> wrote:
> [only jumping in because info was requested - those who know me know that I
> think Cassandra is a very interesting architecture and a better fit for many
> applications than HBase]

Hey Todd!  Good to see you de-lurk!

> In the other mode of operation (default in recent versions of HBase) we do
> not acknowledge a write until it has been pushed to the OS buffer on the
> entire pipeline of log replicas.

You mean "to the disk," I assume?

-- 
Jonathan Ellis
Project Chair, Apache Cassandra
co-founder of Riptano, the source for professional Cassandra support
http://riptano.com

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