Re: Directories > 2GB

Christoph Hellwig
2006-10-10T10:51:28Z

On Mon, Oct 09, 2006 at 09:15:28PM -0500, Steve Lord wrote:
> Hi Dave,
>
> My recollection is that it used to default to on, it was disabled
> because it needs to map the buffer into a single contiguous chunk
> of kernel memory. This was placing a lot of pressure on the memory
> remapping code, so we made it not default to on as reworking the
> code to deal with non contig memory was looking like a major
> effort.

Exactly. The code works but tends to go OOM pretty fast at least
when the dir blocksize code is bigger than the page size. I should
give the code a spin on my ppc box with 64k pages if it works better
there.