Re: How to remove mds from cluster

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i have tried ' ceph mds newfs 1 0 --yes-i-really-mean-it'    but not fix the problem

2014-12-30 17:42 GMT+07:00 Lindsay Mathieson <lindsay.mathieson@xxxxxxxxx>:

On Tue, 30 Dec 2014 03:11:25 PM debian Only wrote:

> ceph 0.87 , Debian 7.5,   anyone can help ?

>

> 2014-12-29 20:03 GMT+07:00 debian Only <onlydebian@xxxxxxxxx>:

> i want to move mds from one host to another.

>

> how to do it ?

>

> what did i do as below, but ceph health not ok, mds was not removed :

>

> root@ceph06-vm:~# ceph mds rm 0 mds.ceph06-vm    

> mds gid 0 dne

>

> root@ceph06-vm:~# ceph health detail

> HEALTH_WARN mds ceph06-vm is laggy

> mds.ceph06-vm at 192.168.123.248:6800/4350 is laggy/unresponsive

 

I removed an mds using this guide:

 

http://www.sebastien-han.fr/blog/2012/07/04/remove-a-mds-server-from-a-ceph-cluster/

 

and ran into your problem, which is also mentioned there.

 

resolved it using the guide suggestion:

 

$ ceph mds newfs metadata data --yes-i-really-mean-it

 

--

Lindsay


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