Thanks for the response.

I did decommission the server and it took couple of minutes. However,
I see the server in my "Dead Datanotes" page. How can I completely
forget about this box?


On Wed, Jan 5, 2011 at 10:01 AM, Segel, Mike <[email protected]> wrote:
> Change your topology script?
>
> One thing about rack awareness. You never want to have an unbalanced 
> configuration. The caveat is if your uplinks between the ToR Switch  are 
> 'fat' enough. (4 10GBe should do it.)
>
> If you watched your system with the one machine on a separate rack (assuming 
> it was also on a separate switch) you'd see a major network bottle neck. (We 
> use Ganglia)
>
> If you're seeing the rack count wrong, you could just bounce the cloud and it 
> should show only two.
>
> Note: Deprecating a machine can take a long time. You may want to consider 
> just killing the node, waiting till the cluster recognizes that its down and 
> I believe just kicking off an FSCK or maybe running the balancer program will 
> clean that up faster than deprecating. (YMMV)
>
> HTH
>
> -Mike
>
>
> -----Original Message-----
> From: Mag Gam [mailto:[email protected]]
> Sent: Wednesday, January 05, 2011 5:56 AM
> To: [email protected]
> Subject: decommission a rack
>
> Using 0.21
>
> I have a server which was in rack3. It was the only server in this
> rack so I decommissioned the server. fsck shows only 2 racks however
> topology shows 3 racks. How can I fix this?
>
>
> The information contained in this communication may be CONFIDENTIAL and is 
> intended only for the use of the recipient(s) named above.  If you are not 
> the intended recipient, you are hereby notified that any dissemination, 
> distribution, or copying of this communication, or any of its contents, is 
> strictly prohibited.  If you have received this communication in error, 
> please notify the sender and delete/destroy the original message and any copy 
> of it from your computer or paper files.
>

Reply via email to