From owner-svn-src-head@FreeBSD.ORG Sat Nov 10 17:45:59 2012 Return-Path: Delivered-To: svn-src-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 0F01548D for ; Sat, 10 Nov 2012 17:45:59 +0000 (UTC) (envelope-from peter@wemm.org) Received: from mail-la0-f54.google.com (mail-la0-f54.google.com [209.85.215.54]) by mx1.freebsd.org (Postfix) with ESMTP id 6E04C8FC12 for ; Sat, 10 Nov 2012 17:45:58 +0000 (UTC) Received: by mail-la0-f54.google.com with SMTP id e12so4698401lag.13 for ; Sat, 10 Nov 2012 09:45:57 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=wemm.org; s=google; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=6qmi/yyJqvaZOXljwsab57jaEGeaQu8vG9BKssmprNo=; b=vEaeRAwoPcYhKRgfPFE1cne6L1uPbTvq9uotg+hI7u90Agv2zUMuR6RE1npowSvAqK 5xP9x3605Ms2tLYjUe/BwU2fsYWJcsmVv6lDwpLZ5xJXtL9z+LLqJhIYioFh4lqr9muY 3mIxNsXnAczqoWFlDxbf+lFVRNowCCpeCwjCU= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:x-gm-message-state; bh=6qmi/yyJqvaZOXljwsab57jaEGeaQu8vG9BKssmprNo=; b=pfbbCjU72RkO7gYa0VVefd8jWxOoif/A9Mj/2IM/wELmgo3JiASru/jBbh67FDKRAg /mZvhyCwOYx4Zq5ySFGzKlz0EbbF+tO7Y6DBx+ydq3QB0xSvAkoKaI77/TyGDK6BnvMB g0j6TGMrPgIBy3TROvKPRHTR9mdJucllM0L8LnKJcKGPvAgJvSvMgU7uygyogsRibSrx fQzk5ud75fAvH+LdlVxKZhBCupqQuY+vxPos3x06iM9rSxjQ4iien+0r/MmAyqd0S8OQ lICwmG2fXoY0xO1TXc3Vk0sS0ZDegHzFums+2ZcadlvMVtzotQBZOgR0qKRjsbhsVlsi Eptg== MIME-Version: 1.0 Received: by 10.112.49.133 with SMTP id u5mr1595803lbn.105.1352569557272; Sat, 10 Nov 2012 09:45:57 -0800 (PST) Received: by 10.112.100.230 with HTTP; Sat, 10 Nov 2012 09:45:57 -0800 (PST) In-Reply-To: References: <201211100208.qAA28e0v004842@svn.freebsd.org> <509DC25E.5030306@mu.org> <509E3162.5020702@FreeBSD.org> <509E7E7C.9000104@mu.org> <509E830D.5080006@mu.org> <509E847E.30509@mu.org> <509E8930.50800@mu.org> Date: Sat, 10 Nov 2012 09:45:57 -0800 Message-ID: Subject: Re: svn commit: r242847 - in head/sys: i386/include kern From: Peter Wemm To: Eitan Adler Content-Type: text/plain; charset=ISO-8859-1 X-Gm-Message-State: ALoCoQl8Zb+XQyRObTR3UlPMpqz7gN8snM5SUYK9DfMUPP1QjouQQ61KyGiwBvtYBW1LTt/rjPjv Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, Alfred Perlstein , src-committers@freebsd.org, Alfred Perlstein X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 10 Nov 2012 17:45:59 -0000 On Sat, Nov 10, 2012 at 9:33 AM, Eitan Adler wrote: > On 10 November 2012 12:04, Alfred Perlstein wrote: >> Sure, if you'd like you can help me craft that comment now? > > I think this is short and clear: > === > Limit the amount of kernel address space used to a fixed cap. > 384 is an arbitrarily chosen value that leaves 270 MB of KVA available > of the 2 MB total. On systems with large amount of memory reduce the > the slope of the function in order to avoiding exhausting KVA. > === That's actually completely 100% incorrect... -- Peter Wemm - peter@wemm.org; peter@FreeBSD.org; peter@yahoo-inc.com; KI6FJV "All of this is for nothing if we don't go to the stars" - JMS/B5 "If Java had true garbage collection, most programs would delete themselves upon execution." -- Robert Sewell