From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wols Lists Subject: Re: best base / worst case RAID 5,6 write speeds Date: Thu, 10 Dec 2015 22:19:32 +0000 Message-ID: <5669FA74.6020307@youngman.org.uk> References: <22121.38606.101474.41382@quad.stoffel.home> <22121.54145.780249.40226@quad.stoffel.home> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <22121.54145.780249.40226@quad.stoffel.home> Sender: linux-raid-owner@vger.kernel.org To: John Stoffel , Dallas Clement Cc: Mark Knecht , Linux-RAID List-Id: linux-raid.ids On 10/12/15 19:33, John Stoffel wrote: > Now it's simpler to just A) buy lots and lots of memory, B) bunches of > SSDs, C) both, D) beat the developers until they learn to write better > SQL. > > Sorry, D) never happens. :-) Don't get me started ... :-) Relational first normal form CANNOT be efficient, and it starts with the first law - "data comes in rows and columns". In the real world, that's not true, and the rot just gets worse from there ... Cheers, Wol