Re: Speed / Server

From: Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com>
To: Karl Denninger <karl(at)denninger(dot)net>
Cc: Nikolas Everett <nik9000(at)gmail(dot)com>, anthony(at)resolution(dot)com, pgsql-performance(at)postgresql(dot)org
Subject: Re: Speed / Server
Date: 2009-10-06 20:35:38
Message-ID: dcc563d10910061335j55b01f12h59ee06ef8ad56b38@mail.gmail.com
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On Tue, Oct 6, 2009 at 1:59 PM, Karl Denninger <karl(at)denninger(dot)net> wrote:
>
> More importantly when you run out of I/O bandwidth "bad things" tend to
> happen very quickly; the degradation of performance when you hit the IO wall
> is extreme to the point of being essentially a "zeropoint event."

Or as I like to put it IO bandwidth has sharp knees.

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