On Mon, Aug 4, 2014 at 4:51 AM, David Sommerseth <[email protected]> wrote: > On 04/08/14 00:07, Brandon Vincent wrote: > I'd say the issue is more 4k stacks than 32-bit. But I might be wrong. > I also thought that support for 4k stacks had been removed [1]. That > article also mentions that even the default 8K stack size can sometimes > be too small for XFS.
You are correct. If I recall correctly, Red Hat historically has used 4k stacks on 32-bit kernels because of the benefits it provides (or so upstream says) for systems running large numbers of threads. The x64 kernel source never had the CONFIG_4KSTACKS configuration item. Brandon Vincent
