Messages in this thread | | | Date | Mon, 25 Jun 2001 14:57:39 -0300 (BRST) | From | Rik van Riel <> | Subject | Re: VM tuning through fault trace gathering [with actual code] |
| |
On 25 Jun 2001, John Fremlin wrote:
> Last year I had the idea of tracing the memory accesses of the system > to improve the VM - the traces could be used to test algorithms in > userspace. The difficulty is of course making all memory accesses > fault without destroying system performance.
Sounds like a cool idea. One thing you should keep in mind though is to gather traces of the WHOLE SYSTEM and not of individual applications.
There has to be a way to balance the eviction of pages from applications against those of other applications.
regards,
Rik -- Virtual memory is like a game you can't win; However, without VM there's truly nothing to lose...
http://www.surriel.com/ http://distro.conectiva.com/
Send all your spam to aardvark@nl.linux.org (spam digging piggy)
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |