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Re: kern/53124 (FFS is slow because pmap_update doesn't scale)

Synopsis: FFS is slow because pmap_update doesn't scale

Responsible-Changed-From-To: kern-bug-people->jdolecek
Responsible-Changed-When: Mon, 02 Apr 2018 19:16:15 +0000
I'm looking on this.

State-Changed-From-To: analyzed->feedback
State-Changed-When: Mon, 02 Apr 2018 19:16:15 +0000
Can you try this patch with the default UBC_WINSHIFT, if it makes
any difference?

I'm leaning towards just using direct map for this, but would like
to try this one first. I was able to boot system with this patch
so it seems working to some limited extend, but of course might need
further improvements.

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