Re: Cluster expansion : adding monitor

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You just want to copy the monitor's data dir (in your case, /data/mon$id). It looks like when somebody wrote the wiki they used their own data dir, perhaps they didn't make that clear enough. Feel free to update it with better wording! :)
-Greg

On Jun 17, 2011, at 2:13 PM, Wilfrid Allembrand wrote:

> Hi,
> 
> I'm still doing some tests and wanted to test reinstallation of a
> monitor on a previously crashed machine.
> After OS and ceph reinstallation, I then follow the wiki
> (http://ceph.newdream.net/wiki/Monitor_cluster_expansion) but I have a
> problem for step 2) :
> 
> 
> 2) Copy the mon data from an existing, online monitor.
> alpha$ rsync -av /srv/ceph/mon.alpha/ beta:/srv/ceph/mon.beta
> 
> On all my existing and online monitors, I don't have a /srv/ceph/
> directory. Ceph version is 0.29.1 on Ubuntu 11.04 server 64.
> Is the wiki page obsolete for newer ceph versions ?
> 
> Extract from my ceph.conf :
> 
> [global]
>    user = root
>    log file = /var/log/ceph/$name.log
>    pid file = /var/run/ceph/$name.pid
> 
> [mon]
>        mon data = /data/mon$id
>        ; some minimal logging (just message traffic) to aid debugging
>        debug ms = 1
> 
> [mon.1]
>        host = test2
>        mon addr = 10.1.56.232:6789
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