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To: Bosko Milekic <bmilekic@technokratis.com>
From: "Poul-Henning Kamp" <phk@phk.freebsd.dk>
In-Reply-To: Your message of "Thu, 10 Jul 2003 15:37:34 -0000."
             <20030710153734.GA1101@technokratis.com> 
Date: Thu, 10 Jul 2003 21:52:14 +0200
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Subject: Re: cvs commit: src/sys/kern subr_param.c sys_pipe.c src/sys/sys
	pipe.h 
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In message <20030710153734.GA1101@technokratis.com>, Bosko Milekic writes:

>  With the recent bug reporting regarding kmem_map being too small
>  coming in, I'd have to say that I agree with that assertion.  Address
>  space has become more expensive than memory, at least on ia32, and
>  it's gotten to the point where we need to re-evaluate some of our
>  autosizing and max size constants (for example, see VM_KMEM_SIZE_MAX).

I have set my cross-hair on struct buf (including sbufs) and struct
bio in this respect, they will not require permanent KVA when I'm done
with them, but the time-line is 6-current not 5-stable.  We may be
able do some low-hanging fruit for 5-stable if we are sufficiently
motivated.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.