Can't fetch stats

Javier Frias jfrias at gmail.com
Fri Mar 21 05:44:17 UTC 2008


Thx for the quick reply!

Yeah, my real question was more about "how, what best to monitor"..

On Tue, Mar 18, 2008 at 8:42 PM, dormando <dormando at rydia.net> wrote:
> Er, whoops.
>
>  'mogadm stats' tends to run queries which will take a long time to
>  respond, and mogadm gives up pretty early in that process.
>
>  If you have two DB's in master-master mode, with only one side active,
>  I'd recommend (for now :\) to pull out the stats stuff and run it
>  against the inactive side. You probably want to keep track of a few
>  other things too (side of file_to_* queues, etc).
>
>  -Dormando
>
>
>
>  Javier Frias wrote:
>  > So weels after we started running a production load on our mogile
>  > cluster, we are seeing this:
>  >
>  > $ mogadm stats
>  > Fetching statistics...
>  > Can't fetch stats
>  > $
>  >
>  > Any way to troubleshoot this? Everything else seems to be working
>  > fine? What could be the cause of this?
>  >
>  > Setup:
>  > 2 db's in master-master mode
>  > 4 storage/tracker nodes with 6 x 750GB drives each.
>  >
>  > mogadm check reports nothing unusual.
>  >
>  >
>  > Thx
>
>


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