From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Sat, 7 Mar 2009 09:56:09 -0500 From: William Josephson To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net> Message-ID: <20090307145609.GA68640@mero.morphisms.net> References: <20090307054557.GB65509@mero.morphisms.net> <936989973d9a874d3010347b7ae0d937@quanstro.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <936989973d9a874d3010347b7ae0d937@quanstro.net> User-Agent: Mutt/1.4.2.3i Subject: Re: [9fans] Flash Topicbox-Message-UUID: b5fc3c16-ead4-11e9-9d60-3106f5b1d025 On Sat, Mar 07, 2009 at 09:42:00AM -0500, erik quanstrom wrote: > On Sat Mar 7 00:47:33 EST 2009, jkw@eecs.harvard.edu wrote: > > On Sat, Mar 07, 2009 at 12:19:25AM -0500, erik quanstrom wrote: > > > > Sadly, if a WORM is your only application, then no one cares. > > > > At least not enough to pony up for real peformance. The folks > > > > > > ask not what a technology can do for the world, > > > ask what a technology can do for you! > > > > The thing is, flash isn't going to replace disk for WORM-like > > applications due to capacity. It might be very interesting > > for things like the index and to replace battery-backed DRAM > > for the NVRAM component in an appliance. > > i've been evaluating replacing the worm in the coraid fileserver's > sr15x1 with ssd. so far it looks promising. My point isn't that it is a bad idea, just that it isn't likely to provide enough business to keep manufacturers interested. Moreover, for capacity disks will keep on winning for a long time. They just start to look more and more like tape. -WJ