[Users] memory leak in Carpet?

[Miguel Zilhão]

hi Ian,

> Can you do this with tcmalloc (and activate the tcmalloc thorn that I pointed you to), and plot the 
> variables tcmalloc::
> 
>      generic_current_allocated_bytes
>      generic_heap_size
>      tcmalloc_pageheap_free_bytes
>      tcmalloc_pageheap_unmapped_bytes
> 
> 
> This will let us know whether there are actual memory allocations which are being made and not 
> freed, or whether the rss is increasing due to fragmentation.

yes, i've just re-ran with tcmalloc. please see the (very crude) plot attached. does this help? 
sorry, i don't really know how to interpret these data :-)

thanks!
Miguel
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