Limit the amount of RAM Mathematica may access?












4












$begingroup$


Trying to solve a differential equation numerically, I noticed that Mathematica used up all RAM to the extent that my operating system (Windows 10) lost responsiveness and hung up.



As a result I had to restart my machine, losing all unsaved progress in the Mathematica notebook I was working on.




Is there a way to limit the RAM amount Mathematica can possibly access during a calculation?











share|improve this question









$endgroup$








  • 4




    $begingroup$
    You can use MemoryConstrained to constrain the amount of memory a computation takes.
    $endgroup$
    – Carl Woll
    10 hours ago










  • $begingroup$
    @CarlWoll Thanks! I wonder if there is a setting that applies this to the entire kernel session?
    $endgroup$
    – Kagaratsch
    10 hours ago
















4












$begingroup$


Trying to solve a differential equation numerically, I noticed that Mathematica used up all RAM to the extent that my operating system (Windows 10) lost responsiveness and hung up.



As a result I had to restart my machine, losing all unsaved progress in the Mathematica notebook I was working on.




Is there a way to limit the RAM amount Mathematica can possibly access during a calculation?











share|improve this question









$endgroup$








  • 4




    $begingroup$
    You can use MemoryConstrained to constrain the amount of memory a computation takes.
    $endgroup$
    – Carl Woll
    10 hours ago










  • $begingroup$
    @CarlWoll Thanks! I wonder if there is a setting that applies this to the entire kernel session?
    $endgroup$
    – Kagaratsch
    10 hours ago














4












4








4





$begingroup$


Trying to solve a differential equation numerically, I noticed that Mathematica used up all RAM to the extent that my operating system (Windows 10) lost responsiveness and hung up.



As a result I had to restart my machine, losing all unsaved progress in the Mathematica notebook I was working on.




Is there a way to limit the RAM amount Mathematica can possibly access during a calculation?











share|improve this question









$endgroup$




Trying to solve a differential equation numerically, I noticed that Mathematica used up all RAM to the extent that my operating system (Windows 10) lost responsiveness and hung up.



As a result I had to restart my machine, losing all unsaved progress in the Mathematica notebook I was working on.




Is there a way to limit the RAM amount Mathematica can possibly access during a calculation?








performance-tuning front-end system-performance






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked 10 hours ago









KagaratschKagaratsch

4,83831348




4,83831348








  • 4




    $begingroup$
    You can use MemoryConstrained to constrain the amount of memory a computation takes.
    $endgroup$
    – Carl Woll
    10 hours ago










  • $begingroup$
    @CarlWoll Thanks! I wonder if there is a setting that applies this to the entire kernel session?
    $endgroup$
    – Kagaratsch
    10 hours ago














  • 4




    $begingroup$
    You can use MemoryConstrained to constrain the amount of memory a computation takes.
    $endgroup$
    – Carl Woll
    10 hours ago










  • $begingroup$
    @CarlWoll Thanks! I wonder if there is a setting that applies this to the entire kernel session?
    $endgroup$
    – Kagaratsch
    10 hours ago








4




4




$begingroup$
You can use MemoryConstrained to constrain the amount of memory a computation takes.
$endgroup$
– Carl Woll
10 hours ago




$begingroup$
You can use MemoryConstrained to constrain the amount of memory a computation takes.
$endgroup$
– Carl Woll
10 hours ago












$begingroup$
@CarlWoll Thanks! I wonder if there is a setting that applies this to the entire kernel session?
$endgroup$
– Kagaratsch
10 hours ago




$begingroup$
@CarlWoll Thanks! I wonder if there is a setting that applies this to the entire kernel session?
$endgroup$
– Kagaratsch
10 hours ago










1 Answer
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$begingroup$

You can use MemoryConstrained to set a memory constraint for an evaluation. You can use $Pre to set a memory constraint for all evaluations:



$Pre = Function[
Null,
MemoryConstrained[#, 2000000000-MemoryInUse],
HoldAll
];


For example:



Range[10^9]



$Aborted







share|improve this answer









$endgroup$














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    1 Answer
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    1 Answer
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    active

    oldest

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    12












    $begingroup$

    You can use MemoryConstrained to set a memory constraint for an evaluation. You can use $Pre to set a memory constraint for all evaluations:



    $Pre = Function[
    Null,
    MemoryConstrained[#, 2000000000-MemoryInUse],
    HoldAll
    ];


    For example:



    Range[10^9]



    $Aborted







    share|improve this answer









    $endgroup$


















      12












      $begingroup$

      You can use MemoryConstrained to set a memory constraint for an evaluation. You can use $Pre to set a memory constraint for all evaluations:



      $Pre = Function[
      Null,
      MemoryConstrained[#, 2000000000-MemoryInUse],
      HoldAll
      ];


      For example:



      Range[10^9]



      $Aborted







      share|improve this answer









      $endgroup$
















        12












        12








        12





        $begingroup$

        You can use MemoryConstrained to set a memory constraint for an evaluation. You can use $Pre to set a memory constraint for all evaluations:



        $Pre = Function[
        Null,
        MemoryConstrained[#, 2000000000-MemoryInUse],
        HoldAll
        ];


        For example:



        Range[10^9]



        $Aborted







        share|improve this answer









        $endgroup$



        You can use MemoryConstrained to set a memory constraint for an evaluation. You can use $Pre to set a memory constraint for all evaluations:



        $Pre = Function[
        Null,
        MemoryConstrained[#, 2000000000-MemoryInUse],
        HoldAll
        ];


        For example:



        Range[10^9]



        $Aborted








        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered 10 hours ago









        Carl WollCarl Woll

        73.2k397191




        73.2k397191






























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