From mboxrd@z Thu Jan 1 00:00:00 1970 From: Cory Coager Subject: Re: support for physical ramdisk Date: Wed, 19 Jan 2011 22:34:05 -0500 Message-ID: <4D37AD2D.6070108@gmail.com> References: <4D377D66.5020609@gmail.com> <4D37890B.3060808@gmail.com> <4D378C5E.7050309@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: linux-bcache-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Kent Overstreet Cc: linux-bcache-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-bcache@vger.kernel.org Sounds great, when will it be ready? ;-) On 01/19/2011 08:27 PM, Kent Overstreet wrote: > Well, ram is more expensive per gigabyte than SSDs, particularly if > you've got something with a battery attached - the idea would be to > use your SSD for buffering 80 gb or so of writes, but then buffer all > of bcache's metadata writes in battery backed-up ram, significantly > decreasing the number of write IOPS to the SSD, and making it so > pretty much all the writes to the SSD are big contiguous writes. -- To unsubscribe from this list: send the line "unsubscribe linux-bcache" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html