From owner-svn-src-all@FreeBSD.ORG Thu Jan 15 14:45:30 2015 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: by hub.freebsd.org (Postfix, from userid 1033) id 4458C7B2; Thu, 15 Jan 2015 14:45:30 +0000 (UTC) Date: Thu, 15 Jan 2015 14:45:30 +0000 From: Alexey Dokuchaev To: "Andrey V. Elsukov" Subject: Re: svn commit: r277204 - head/sys/amd64/conf Message-ID: <20150115144530.GA25191@FreeBSD.org> References: <201501150042.t0F0g7Um018059@svn.freebsd.org> <20150115132303.GA245@zxy.spb.ru> <20150115134446.GA92636@FreeBSD.org> <20150115135342.GD3698@zxy.spb.ru> <20150115140842.GA10593@FreeBSD.org> <54B7D03D.7040004@FreeBSD.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <54B7D03D.7040004@FreeBSD.org> User-Agent: Mutt/1.5.23 (2014-03-12) Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org, Warner Losh , Slawa Olhovchenkov X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 15 Jan 2015 14:45:30 -0000 On Thu, Jan 15, 2015 at 05:35:41PM +0300, Andrey V. Elsukov wrote: > On 15.01.2015 17:08, Alexey Dokuchaev wrote: > > When you read one big file *once* you don't have to worry about caching > > reads. With everything moved to modules, loader does a lot of > > superfluous disk access, and to remedy this we need smart(er) caching > > implementation. > > Did you try on recent FreeBSD versions? E.g. stable/9 after r243243, or > just /boot/loader from head/ ? Admittedly, I didn't. My stable/8 laptop and year-or-two -CURRENT on ZFS both do show slowless with populated loader.conf. I will study r243243 and whether it changes anything for me, thanks! ./danfe