From owner-freebsd-hackers Mon Dec 31 10:51:45 2001 Delivered-To: freebsd-hackers@freebsd.org Received: from swan.prod.itd.earthlink.net (swan.mail.pas.earthlink.net [207.217.120.123]) by hub.freebsd.org (Postfix) with ESMTP id D5FDB37B439 for ; Mon, 31 Dec 2001 10:51:41 -0800 (PST) Received: from pool0439.cvx21-bradley.dialup.earthlink.net ([209.179.193.184] helo=mindspring.com) by swan.prod.itd.earthlink.net with esmtp (Exim 3.33 #1) id 16L7X8-0003pf-00; Mon, 31 Dec 2001 10:51:38 -0800 Message-ID: <3C30B3BD.EF91D7DF@mindspring.com> Date: Mon, 31 Dec 2001 10:51:41 -0800 From: Terry Lambert X-Mailer: Mozilla 4.7 [en]C-CCK-MCD {Sony} (Win98; U) X-Accept-Language: en MIME-Version: 1.0 To: Matthew Dillon Cc: Anjali Kulkarni , osa@freebsd.org.ru, freebsd-hackers@FreeBSD.ORG Subject: Re: Kernel Memory Limit References: <006e01c1905f$25fd1380$0a00a8c0@indranet> <20011229164322.A73212@freebsd.org.ru> <002801c191c2$9c497fb0$0a00a8c0@indranet> <200112310728.fBV7SuQ19094@apollo.backplane.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Matthew Dillon wrote: > KVM is only 1G, and a lot of is used-up. You cannot allocate > (directly map) hundreds of megabytes of kernel memory. You can crank up the KVA space, though the handbook is wrong for -release, and woefully out of date for -current. You can also do big allocations, if you do them at startup, but they require heroic measures and have their own limitations. See my other (longer) posting for a clearer explanation. -- Terry To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message