You need a quorum relative to your replication factor. You mentioned in the 
first e-mail that you have RF=2, so you need a quorum of 2. If you use RF=3, 
then you need a quorum of 2 as well.

-----Original Message-----
From: "B. Todd Burruss" <[email protected]>
Sent: Friday, November 20, 2009 4:14pm
To: [email protected]
Subject: Re: quorum / hinted handoff

not really.  it seems that if i start with 3 nodes, remove 1 of them, i
should still have a quorum, which is 2.  this is not what i experience.

On Fri, 2009-11-20 at 16:03 -0600, Jonathan Ellis wrote:
> Oh, okay.  Then it's working as expected.
> 
> Does it make more sense to you now? :)
> 
> -Jonathan
> 
> On Fri, Nov 20, 2009 at 3:43 PM, B. Todd Burruss <[email protected]> wrote:
> > this was on the build i got yesterday, 882359.
> >
> > ... and you are correct about if you start with 2 nodes and take one
> > down - there isn't a quorum and the write/read fails.  i tested that as
> > well.
> >
> > thx!
> >
> >
> > On Fri, 2009-11-20 at 15:30 -0600, Jonathan Ellis wrote:
> >> On Fri, Nov 20, 2009 at 11:31 AM, B. Todd Burruss <[email protected]> 
> >> wrote:
> >> > one more point on this .. if i only start a cluster with 2 nodes, and i
> >> > use the same config setup (RF=2, etc) .. it works fine.  it's only when
> >> > i start with the 3 nodes and remove 1.  in fact, i remove the node
> >> > before i do any reads or writes at all, completely fresh database.
> >>
> >> That sounds like a bug.  If you have 2 nodes, RF of 2, and take one
> >> node down then quorum anything should always fail.
> >>
> >> Is this on trunk still?
> >>
> >> -Jonathan
> >
> >
> >




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