FreeBSD 5.2.1: Mutex/Spinlock starvation?

[Steven Hartland]

----- Original Message ----- 
From: "Robert Watson" <rwatson at freebsd.org>

> You might want to try adding "options ADAPTIVE_MUTEXES" to your kernel
> configuration, which will cause mutexes to spin briefly on SMP systems
> before sleeping, and has been observed to improve performance quite a bit.

Thats very interesting is there a specific set off conditions
where it would pay off that you guys know of or is it more
a try it and see?

We run ~ 100 dual machines here the vast majority FreeBSD
as game servers and would consider upgrading the kernels
if you thought it would help.

    Steve



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