Messages in this thread |  | | Subject | Re: RFC v2: post-init-read-only protection for data allocated dynamically | From | Dave Hansen <> | Date | Thu, 4 May 2017 07:30:59 -0700 |
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On 05/04/2017 01:17 AM, Igor Stoppa wrote: > Or, let me put it differently: my goal is to not fracture more pages > than needed. > It will probably require some profiling to figure out what is the > ballpark of the memory footprint.
This is easy to say, but hard to do. What if someone loads a different set of LSMs, or uses a very different configuration? How could this possibly work generally without vastly over-reserving in most cases?
> I might have overlooked some aspect of this, but the overall goal > is to have a memory range (I won't call it zone, to avoid referring to a > specific implementation) which is as tightly packed as possible, stuffed > with all the data that is expected to become read-only.
I'm starting with the assumption that a new zone isn't feasible. :)
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