FYI, the Docker installation for FiPy: https://github.com/wd15/fipy-dockerize

On Wed, Mar 30, 2016 at 3:32 PM, Guyer, Jonathan E. Dr. (Fed)
<[email protected]> wrote:
> No worries. If building trilinos doesn't blindside you with something 
> unexpected and unpleasant, you're not doing it right.
>
> I have a conda recipe at 
> https://github.com/guyer/conda-recipes/tree/trilinos_upgrade_11_10_2/trilinos 
> that has worked for me to build 11.10.2 on both OS X and Docker (Debian?). I 
> haven't tried to adjust it to 12.x, yet.
>
>
> On Mar 30, 2016, at 2:42 PM, Michael Waters <[email protected]> wrote:
>
>> Hi Jon,
>>
>> I was just reviewing my version of Trilinos 11.10 and discovered that there 
>> is no way that I compiled it last night after exercising. It has unsatisfied 
>> dependencies on my machine. So I must apologize, I must have been more tired 
>> than I thought.
>>
>> Sorry for the error!
>> -Mike Waters
>>
>> On 3/30/16 11:52 AM, Guyer, Jonathan E. Dr. (Fed) wrote:
>>> It looked to me like steps and accuracy were the way to do it, but my runs 
>>> finish in one step, so I was confused. When I change to accuracy = 
>>> 10.0**-6, it takes 15 steps, but still no leak (note, the hiccup in RSS and 
>>> in ELAPSED time is because I put my laptop to sleep for awhile, but VSIZE 
>>> is rock-steady).
>>>
>>> The fact that things never (or slowly) converge for you and Trevor, in 
>>> addition to the leak, makes me wonder if Trilinos seriously broke something 
>>> between 11.x and 12.x. Trevor's been struggling to build 12.4. I'll try to 
>>> find time to do the same.
>>>
>>> In case it matters, I'm running on OS X. What's your system?
>>>
>>> - Jon
>>>
>>> On Mar 29, 2016, at 3:59 PM, Michael Waters <[email protected]> wrote:
>>>
>>>> When I did my testing and made those graphs, I ran Trilinos in serial.
>>>> Syrupy didn't seem to track the other processes memory. I watched in
>>>> real time as the parallel version ate all my ram though.
>>>>
>>>> To make the program run longer while not changing the memory:
>>>>
>>>> steps = 100  # increase this, (limits the number of self-consistent
>>>> iterations)
>>>> accuracy = 10.0**-5 # make this number smaller, (relative energy
>>>> eigenvalue change for being considered converged )
>>>> initial_solver_iterations_per_step = 7 # reduce this to 1,  (number of
>>>> solver iterations per self-consistent iteration, to small and it's slow,
>>>> to high and the solutions are not stable)
>>>>
>>>> I did those tests on a machine with 128 GB of ram so I wasn't expecting
>>>> any swapping.
>>>>
>>>> Thanks,
>>>> -mike
>>>>
>>>>
>>>> On 3/29/16 3:38 PM, Guyer, Jonathan E. Dr. (Fed) wrote:
>>>>> I guess I spoke too soon. FWIW, I'm running Trilinos version: 11.10.2.
>>>>>
>>>>>
>>>>> On Mar 29, 2016, at 3:34 PM, Guyer, Jonathan E. Dr. (Fed) 
>>>>> <[email protected]> wrote:
>>>>>
>>>>>> I'm not seeing a leak. The below is for trilinos. VSIZE grows to about 
>>>>>> 11 MiB and saturates and RSS saturates at around 5 MiB. VSIZE is more 
>>>>>> relevant for tracking leaks, as RSS is deeply tied to your system's 
>>>>>> swapping architecture and what else is running; either way, neither 
>>>>>> seems to be leaking, but this problem does use a lot of memory.
>>>>>>
>>>>>> What do I need to do to get it to run longer?
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Mar 25, 2016, at 7:16 PM, Michael Waters <[email protected]> 
>>>>>> wrote:
>>>>>>
>>>>>>> Hello,
>>>>>>>
>>>>>>> I still have a large memory leak when using Trilinos. I am not sure 
>>>>>>> where to start looking so I made an example code that produces my 
>>>>>>> problem in hopes that someone can help me.
>>>>>>>
>>>>>>> But! my example is cool. I implemented Density Functional Theory in 
>>>>>>> FiPy!
>>>>>>>
>>>>>>> My code is slow, but runs in parallel and is simple (relative to most 
>>>>>>> DFT codes). The example I have attached is just a lithium and hydrogen 
>>>>>>> atom. The electrostatic boundary conditions are goofy but work well 
>>>>>>> enough for demonstration purposes. If you set use_trilinos to True, the 
>>>>>>> code will slowly use more memory. If not, it will try to use Pysparse.
>>>>>>>
>>>>>>> Thanks,
>>>>>>> -Michael Waters
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-- 
Daniel Wheeler

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