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On Tue, 3 Oct 2000, Jeff Garzik wrote:

> On Wed, 4 Oct 2000, Craig Whitmore wrote:
> > I need to set up a server with a user that is in more than 32 groups at a time
> > and as far as I know NGROUPS_MAX in limits.h changes this maximum.
> > If I increase (say to 256) this will this break anything or will linux work perfectly
> > well?
> I am interested in the answer too, though I suspect this belongs on the
> glibc not linux-kernel list.
> Some ports of glibc have it as high as 256, but I don't think that port
> is based on the Linux kernel.

Secondary groups' array is a part of task_struct, so you are risking to
eat too much space from the kernel stack (256 words is a fairly large
chunk when taken out of 8Kb)

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