On 22/01/15 16:52, Konrad Rzeszutek Wilk wrote: > Contemporary servers sport now 480 CPUs or such. We should crank > up the default amount of CPUs to a higher level to take advantage > of this without having the distro to use 'max_phys_cpus' override. > > Signed-off-by: Konrad Rzeszutek Wilk <konrad.w...@oracle.com>
/me would really like to try something that big out, but I have not had the opportunity yet to hit the 256 limit. I wonder which variables grow as a result of this change. We might want to see about making more things dynamically allocated after reading the apci tables, if we can. ~Andrew > --- > xen/include/asm-x86/config.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/xen/include/asm-x86/config.h b/xen/include/asm-x86/config.h > index 2fbd68d..d450696 100644 > --- a/xen/include/asm-x86/config.h > +++ b/xen/include/asm-x86/config.h > @@ -64,7 +64,7 @@ > #ifdef MAX_PHYS_CPUS > #define NR_CPUS MAX_PHYS_CPUS > #else > -#define NR_CPUS 256 > +#define NR_CPUS 512 > #endif > > /* Linkage for x86 */ _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
