Re: SHM Not working in 2.4.0-prerelease

[Shawn Starr <shawn.starr@home.net>]

ahh ok, so everythings fine then. It would be nice though to see that
value perhaps in future they'll be a way.

Thanks,

Shawn.

Doug McNaught wrote:

> Shawn Starr <shawn.starr@home.net> writes:
>
> > [spstarr@coredump /etc]$ free
> >              total       used       free     shared    buffers
> > cached
> > Mem:         62496      61264       1232          0       1248
> > 28848
> >
> >
> > There's no shared memory being used?
>
> [...]
>
> > the shmfs is mounted. Is there any configuration i need to get shm
> > memory activiated?
>
> The 'shared' field in /proc/meminfo (source for 'top' and 'free') has
> nothing to do with {SysV,POSIX} shared memory.  The 'shared' field
> referred to memory that was used by more than one process (shared
> libraries, shared text segments etc).  As I understand it, under 2.4
> the 'shared' field is very expensive to calculate, so we don't--the
> zero value is there to avoid breaking programs that parse
> /proc/meminfo.
>
> -Doug

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