From owner-freebsd-questions Thu Jun 13 22: 2:12 2002 Delivered-To: freebsd-questions@freebsd.org Received: from bingnet2.cc.binghamton.edu (bingnet2.cc.binghamton.edu [128.226.1.18]) by hub.freebsd.org (Postfix) with ESMTP id 5FF1237B41A for ; Thu, 13 Jun 2002 22:02:07 -0700 (PDT) Received: from opal (cs.binghamton.edu [128.226.123.101]) by bingnet2.cc.binghamton.edu (8.11.6/8.11.6) with ESMTP id g5DEFXK26614; Thu, 13 Jun 2002 10:15:33 -0400 (EDT) Date: Thu, 13 Jun 2002 10:15:32 -0400 (EDT) From: Zhihui Zhang X-Sender: zzhang@opal To: Darren Pilgrim Cc: Kris Kennaway , freebsd-questions@FreeBSD.ORG Subject: Re: Is the filesystem optimization type trigger still broken? In-Reply-To: <3D086CC2.2281E3C0@pantherdragon.org> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG The switch is determined by the extent of fragmentation, not by the amount of free space. Suppose your file system is only 50% full, but it is highly fragmented by some aberrant programs, the FFS will optimize for space correctly in this case. -Zhihui On Thu, 13 Jun 2002, Darren Pilgrim wrote: > Kris Kennaway wrote: > > > > On Thu, Jun 13, 2002 at 01:23:58AM -0700, Darren Pilgrim wrote: > > > I just one of those "optimization changed from TIME to SPACE" messages > > > about my /usr. I found a message from DG about the trigger being broken > > > in 4.4 and thus the switchover happening gratitously. I was wondering > > > if it has been fixed in 4.5-R? > > > > I would assume so. > > If it has, why is it switch to space at ~75% when tunefs is telling > me to "optimize for time when minfree >= 8%"? > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message