Re: memory() function for Octave

[Lars Kindermann]

I submittet memory.m in patch #9942
https://savannah.gnu.org/patch/?9924
I think the discussion should continue there.
Lars

Am 21.04.20 um 11:51 schrieb Pantxo:
> Lars Kindermann wrote
>> E.g. naming of fields: Should "MemUsedMATLAB" become "MemUsedOctave" or
>> should both names be provided?
>>
>> Matlab's MemAvailableAllArrays and MaxPossibleArrayBytes return the
>> available memory amount *including swap*. Which renders the system
>> almost unusable when fully allocated.
>>
>> So I introduced few new, octave-only fields, e.g.
>> "RamAvailableAllArrays" which returns the available *ram*, which is what
>> you really want to know for efficient work. Is this ok in regard to
>> usability / compatibility?
>>
>> If you think it is worth the effort, I will start to make the code
>> suitable for publication and submit it to Savanahs patches. But I will
>> need some guidance and help for all the work necessary to introduce a
>> new function to octave: Documentation, compatibility issues, tests etc.
>>
>> Any comments? Lars
> 
> Hi Lars,
> 
> I'd be very happy to see this function intyegrated into Octave core at some
> point. I have happily used it in many situation and found it very useful.
> 
> My answer to you questions:
> * Not all ML fields have to be implemented at first.
> * If you implement MemUsedOctave then MemUsedMATLAB should exist even if
> it's an alias: this will ensure a code that uses this field in ML will work
> in Octave
> * You are free to propose Octave only features. Their usefulness will
> probably be discussed before integration in Octave.
> 
> At some point I can help to integrate the function into Octave code base but
> I think the very first effort is to see how this function can be made
> cross-platform:
> * your version is linux only (BSD? Mac?) and partly ML compatible
> * AFAICS the one in macgyver_utils is cross-platform but is not ML
> compatible and returns different data types depending on the platform.
> 
> You should eventually create a patch on Savannah to centralize this effort
> and invite Phillip, Andy and whoever is interested to come and help.
> 
> Pantxo
> 
> 
> 
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