#6028: get_memory_usage() sucks performance wise on Solaris
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Reporter: mabshoff | Owner: mabshoff
Type: defect | Status: new
Priority: blocker | Milestone: sage-4.0
Component: solaris | Keywords:
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Use /proc/$PID/psinfo instead of top - see
* http://getthegood.com/TechNotes/Papers/ProcStatistics.html
* http://manpages.unixforum.co.uk/man-pages/unix/solaris-10-11_06/4/proc-
man-page.html
get_memory_usage() costs about '''1 second''' of CPU time per invocation.
This makes sage/rings/tests.py time out since that code calls it a couple
thousand times.
Cheers,
Michael
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/6028>
Sage <http://sagemath.org/>
Sage - Open Source Mathematical Software: Building the Car Instead of
Reinventing the Wheel
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