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Newsgroups: comp.lang.lisp
From: seeWebInst...@rem.intarweb.org (Robert Maas, http://tinyurl.com/uh3t)
Date: Sat, 01 May 2010 23:57:25 -0800
Local: Sun, May 2 2010 3:57 am
Subject: Re: adjustable arrays
> From: Peter Keller <psil...@merlin.cs.wisc.edu> With so many clients you must synchronize, why even *try* to store > To give an example of the problems I'm facing, suppose I have 10,000 clients: > If I have a 16k initial read buffer for each client which can grow in > size up to 128k as needed, then just for the read buffers alone I'll need: > 156MB up to 1.250GB of memory needed. > ... > That is a lot of memory to keep resident and perform churn on and hence > why I'm very paranoid about consing or calling make-array. I use other > libraries and things and who knows what their memory usages are. But > at the scaling levels I'm desiring, I have to pay attention to it. the data in Lisp arrays? Why not use MySQL as your datastore, or if you need higher performance and have lots of $cash$ then use Oracle instead? You must Sign in before you can post messages.
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