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Re: Build times of hurd and glibc for different versions of gnumach, hu
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From: |
Svante Signell |
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Subject: |
Re: Build times of hurd and glibc for different versions of gnumach, hurd and glibc |
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Date: |
Wed, 18 May 2016 15:05:29 +0200 |
On Thu, 2016-05-05 at 19:05 +0200, Richard Braun wrote:
> On Wed, Apr 20, 2016 at 11:40:39AM +0200, Richard Braun wrote:
> >
> > I wrote an incomplete vm_map_enter in X15 [1] that should be helpful.
> > In addition to a free hint pointer, it uses the red-black tree, making
> > all allocations at worst O(n). If anyone feels like doing that little
> > task, enjoy yourself. Otherwise, I'll probably do it, when I have
> > some time, as usual.
> I've written some code to back virtual allocations with a red-black
> tree [1]. The code includes the removal of flow control in the pageout
> daemon because I was hitting swap deadlocks way too often.
>
> Feedbacks are welcome.
Updated table attached. Good news, the latest gnumach version, with the page-
cache-policy patches, including the pageout deadlock patch, by Richard is even
faster than the reverted one :)
build-times.pdf
Description: Adobe PDF document