RE: [RFC] 4-level page table directories.

Boehm, Hans
2005-11-08T18:23:57Z

> -----Original Message-----
> From: Robin Holt
>
> There is also the possibility that the app may be using the
> pages sparsely and therefore wasting a larger percentage of
> time zeroing memory which is never needed (smaller percent of
> page fill).
>
And, perhaps less significantly, there is a small set of applications
that try to use page protection to track accesses, e.g. for incremental
GC, faster checkpointing, or software DSM. I expect those would
generally do considerably worse with 64K pages.

Hans