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Re: [Condor-devel] Master ad tweak proposal



Hi Peter,

Shouldn't this be cgroup-aware?  If Condor is limited to a cgroup with 4 GB of RAM on a host with 256GB of RAM, which should be reported?

Brian

On Oct 30, 2012, at 1:01 PM, Peter MacKinnon <pmackinn@xxxxxxxxxx> wrote:

> It would be nice to incorporate a few additional attributes into the Master daemon ad so that it could serve as a record of inventory for a pool. A management console (like Cumin) could then use this information to display host load average and current RAM/swap usage independent of a configured startd and its attendant slot breakout ads and attributes.
> 
> # from /proc/meminfo
>    TotalMemory
>    FreeMemory
>    TotalSwap
>    FreeSwap
> 
> # from /proc/loadavg
>    LoadAverage
> 
> # from /proc/loadavg (threads)
>    TotalProcs
>    RunningProcs
> 
> Some of these have existing condor_sysapi generators like sysapi_swap_space and sysapi_load_avg. DetectedMemory is already present in the Master ad. The new free swap/memory attributes would need basic calculations if I'm not mistaken.
> 
> Appreciate your feedback.
> 
> Thanks,
> \Pete
> 
> -- 
> Peter MacKinnon
> Cloud BU/MRG Grid
> Red Hat Inc.
> Raleigh, NC
> 
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