From owner-freebsd-hackers Thu Apr 12 11:13:12 2001 Delivered-To: freebsd-hackers@freebsd.org Received: from netbank.com.br (garrincha.netbank.com.br [200.203.199.88]) by hub.freebsd.org (Postfix) with ESMTP id 6B34C37B424 for ; Thu, 12 Apr 2001 11:13:02 -0700 (PDT) (envelope-from riel@conectiva.com.br) Received: from surriel.ddts.net (1-027.cwb-adsl.brasiltelecom.net.br [200.193.160.27]) by netbank.com.br (Postfix) with ESMTP id 330D946830; Thu, 12 Apr 2001 15:12:38 -0300 (BRST) Received: from localhost (awzakf@localhost [127.0.0.1]) by surriel.ddts.net (8.11.2/8.11.2) with ESMTP id f3CICgf22988; Thu, 12 Apr 2001 15:12:42 -0300 Date: Thu, 12 Apr 2001 15:12:42 -0300 (BRST) From: Rik van Riel X-Sender: riel@imladris.rielhome.conectiva To: Matt Dillon Cc: Poul-Henning Kamp , David Xu , freebsd-hackers@FreeBSD.ORG Subject: Re: vm balance In-Reply-To: <200104121757.f3CHvJd20639@earth.backplane.com> Message-ID: X-spambait: aardvark@kernelnewbies.org X-spammeplease: aardvark@nl.linux.org MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Thu, 12 Apr 2001, Matt Dillon wrote: > Again, keep in mind that the namei cache is strictly throw-away, This seems to be the main difference between Linux and FreeBSD. In Linux, open files directly refer to an entry in the dentry (and inode) cache, so we really need to have dynamically growing and shrinking caches in order to accomodate programs that have huge amounts of files open (but we want to free the memory again later, because the system load changes). regards, Rik -- Virtual memory is like a game you can't win; However, without VM there's truly nothing to lose... http://www.surriel.com/ http://www.conectiva.com/ http://distro.conectiva.com.br/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message