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Author Topic: How to tune my Linux to malloc(200000) on 512Mb ROM  (Read 1821 times)

alekson

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How to tune my Linux to malloc(200000) on 512Mb ROM
« on: November 18, 2006, 01:09:51 PM »
If i run program compiled
from C:  main() {malloc(200000)}  or fortran CALL MALLOC(200000)
This call on my system
for malloc(100000)>0 but for malloc(200000)<0.
How could I nune bdflush or VM parameters on 2.6.8 linux kernel
to have both pozitive result from malloc(100000) and  malloc(200000)?
Cold Anybody help me?
Thank You in advance.

ctwjr

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Tuning Linux and Malloc
« Reply #1 on: December 09, 2006, 01:59:13 PM »
Tuning realy depends on the applications you intend to be using most often.

These resources may be helpful to you:
- http://en.wikipedia.org/wiki/Malloc
- http://www.redhat.com/magazine/011sep05/features/gcc/
- http://www.linuxjournal.com/article/6390

 

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