#9129: sqrt memory leaks
-------------------------------------------------+-------------------------
       Reporter:  zimmerma                       |        Owner:
           Type:  defect                         |  AlexGhitza
       Priority:  critical                       |       Status:  new
      Component:  basic arithmetic               |    Milestone:  sage-6.2
       Keywords:  sd35.5                         |   Resolution:
        Authors:                                 |    Merged in:
Report Upstream:  Reported upstream. No          |    Reviewers:
  feedback yet.                                  |  Work issues:
         Branch:                                 |       Commit:
   Dependencies:                                 |     Stopgaps:
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Comment (by vbraun):

 Implemented at
 
https://bitbucket.org/vbraun/pynac/commits/4c798d4cb4b50532fc525ad652d7f0db79eb08c1

 With the patch it still leaks but much slower
 {{{
 :sage: m = get_memory_usage()
 :sage: i=0
 :sage: while True:
 :....:         i+=1
 :....:         a = 2.sqrt()
 :....:         if i%1000==0:
 :....:                 print get_memory_usage(m)
 :....:
 :--
 0.0
 0.0
 0.0
 0.0
 0.0
 0.0
 0.25
 0.25
 0.25
 0.25
 0.25
 0.5
 0.5
 0.5
 0.5
 0.5
 0.5
 0.875
 0.875
 0.875
 0.875
 1.00390625
 1.28515625
 }}}

--
Ticket URL: <http://trac.sagemath.org/ticket/9129#comment:36>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
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