[rds-devel] The meaning of MR invalidation
Or Gerlitz
ogerlitz at voltaire.com
Thu Feb 14 06:09:14 PST 2008
Olaf Kirch wrote:
> On Wednesday 13 February 2008 15:48, Or Gerlitz wrote:
>> correct?
> Roughly. We don't allocate all FMRs right away, and the occasions
> when we trigger an unmap depends more on the amount of memory pinned
> than the actual number of FMRs.
OK, I think that with these assumption at hand, the design I suggested
is close enough to what you would be doing so lets review it (next email...)
> Actually, it's also possible to grab a FMR off the dirty list.
This I am not sure to understand, as you said that basically there's a
requirement to use fmr exactly ones before it gets unmapped, no?
Or
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