[Asterisk-Users] Tuning the Linux kernel?

John Todd jtodd at loligo.com
Thu Nov 20 21:05:12 MST 2003


>Hi all-
>
>It's often mentioned here that recompiling the Linux kernel may improve the
>performance of asterisk.
>
>My question is:  Does re-compiling the kernel have any effect if there are
>no changes to the configuration?
>
>What parameters will typically improve performance? 
>
>Thanks for any insight!
>
>Scott
>
>Scott M. Stingel
>Emerging Voice Technology Inc.
>Palo Alto, California and London, England
>
>URL:            www.evtmedia.com


Another hint to show you perhaps some more data:

Go into asterisk/Makefile and change this:

MALLOC_DEBUG = #-include $(PWD)/include/asterisk/astmm.h

to this:

MALLOC_DEBUG = -include $(PWD)/include/asterisk/astmm.h


You should then be able to get some additional information about 
memory usage.  Warning: I re-tested this a few minutes ago with 
yesterday's CVS, and I managed to seize * upon executing "show memory 
allocations" so use with care.  I'm uncertain if that's my problem or 
*'s problem; this comes under the "do not try this at home, kids" 
heading.

JT



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