From owner-freebsd-current Tue Jan 19 09:58:21 1999 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id JAA16758 for freebsd-current-outgoing; Tue, 19 Jan 1999 09:58:21 -0800 (PST) (envelope-from owner-freebsd-current@FreeBSD.ORG) Received: from bright.fx.genx.net (bright.fx.genx.net [206.64.4.154]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id JAA16753 for ; Tue, 19 Jan 1999 09:58:19 -0800 (PST) (envelope-from bright@hotjobs.com) Received: from localhost (bright@localhost) by bright.fx.genx.net (8.9.1/8.9.1) with ESMTP id OAA47275; Sat, 16 Jan 1999 14:58:19 -0500 (EST) (envelope-from bright@hotjobs.com) X-Authentication-Warning: bright.fx.genx.net: bright owned process doing -bs Date: Sat, 16 Jan 1999 14:58:19 -0500 (EST) From: Alfred Perlstein X-Sender: bright@bright.fx.genx.net To: Bruce Evans cc: fn@Radio-do.de, freebsd-current@FreeBSD.ORG Subject: Re: SOFTUPDATES In-Reply-To: <199901111356.AAA06651@godzilla.zeta.org.au> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Tue, 12 Jan 1999, Bruce Evans wrote: > >Does softupdates give any gain over async? > >I have /usr/src and /usr/obj both mounted async, noatime, and it does > >seem to be rather nicely fast over default mountops. > > Async isn't fully async in FreeBSD (some directory operations are still > sync), so softupdates is much faster in some cases. Fully async async > seems to be a little faster than softupdates. That's very arbitrary, softupdates can collaps and queue operations and be much faster, it just depends on your operations. -Alfred > > Bruce > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-current" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message