Hi Alex,

 do the gmond's themselves report the correct size for each host?

 Where do you get the problem? In "gmetad", or in the webfrontend?
Those are separate pieces of software.

Cheers
Martin

--- Alex Balk <[EMAIL PROTECTED]> wrote:

> Hi all,
> 
> 
> I'm running Ganglia on a grid with thousands of hosts, each with at
> least 4GB RAM installed.
> 
> Since aggregating the total amount of RAM exceeds 4294967296 (the max
> value of uint32), I'm getting incorrect data on the total memory in
> the
> grid.
> 
> 
> I've peeked at gmond and gmetad code and adding a uint64 doesn't seem
> trivial.
> 
> I've also searched the Net for anyone that's possibly encountered
> this
> before and came up only with this:
> 
> 
>
http://sourceforge.net/mailarchive/forum.php?forum_id=9584&max_rows=25&style=nested&viewmonth=200312
> 
> 
> It mentions that Ganglia 3.x should solve the problem. I'm running
> 3.0.2, but still experiencing it. I've also failed to find any method
> for changing collection of memory metrics from KB to MB, other than
> modifying the source code, which I'd rather avoid so as to keep as
> close
> to the original tree as possible.
> 
> 
> My questions are:
> 
> 1. Is there really a solution in Ganglia 3.x and if so, what is it?
> 
> 2. If not, are you aware of anyone who's implemented such a solution
> or
> documented the work needed, so I may carry on from there?
> 
> 
> Note that the gmetad collectors are running on a SuSE x86_64 machine
> and
> were compiled with 64bit libs. Ganglia is deployed in a hierarchy and
> reporting is done via unicast. In essence, this isolates the problem
> to
> the gmetads only, as the gmonds report on groups with less than 4TB
> RAM
> (but it may definitely surface there someday as well).
> 
> 
> Thanks,
> 
> Alex
> 
> 
> 
> 
> 
> 
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------------------------------------------------------
Martin Knoblauch
email: k n o b i AT knobisoft DOT de
www:   http://www.knobisoft.de

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