People run hbase on ec2 which are dual homed, I'll ask someone who is more familiar with ec2 setup to pipe up and answer this one in detail.
On Mon, Mar 22, 2010 at 1:26 PM, Michael Segel <michael_se...@hotmail.com> wrote: > > > >> Date: Mon, 22 Mar 2010 12:02:17 -0700 >> Subject: Re: Master binds only to loopback >> From: ryano...@gmail.com >> To: hbase-user@hadoop.apache.org >> >> The way the HBase master binds is this generalized algorithm: >> >> - get the host name (on posix systems this is generally reported by hostname) >> - do DNS lookup on hostname >> - use that IP as 'my ip' and bind to that IP:60000 >> >> good luck! >> -ryan > > Ok, so HBase like Hadoop uses the hostname then goes to DNS to resolve the > hostname. > If DNS is set up, does it skip /etc/hosts altogether, or depending on how DNS > is set up, will it eventually get to /etc/hosts? > > And how often does the HBase master bind? Just once? > > Sorry to jump in on this conversation, but I'm curious if there's any work to > fix it so if a machine is dual nic'd (two nics, each pointing to a different > network) that you can specify which nic you want to use for connectivity for > a resource. (Imagine if you have a private lan for the cloud and then an > external interface.) > > Thx > > -Mike > > > _________________________________________________________________ > The New Busy is not the old busy. Search, chat and e-mail from your inbox. > http://www.windowslive.com/campaign/thenewbusy?ocid=PID27925::T:WLMTAGL:ON:WL:en-US:WM_HMP:032010_3
