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Re: LWN.net article: creating 1 billion files -> Tests we did

To: Stan Hoeppner <stan@xxxxxxxxxxxxxxxxx>
Subject: Re: LWN.net article: creating 1 billion files -> Tests we did
From: Emmanuel Florac <eflorac@xxxxxxxxxxxxxx>
Date: Sat, 18 Sep 2010 13:16:14 +0200
Cc: xfs@xxxxxxxxxxx
In-reply-to: <4C9291C3.7000709@xxxxxxxxxxxxxxxxx>
Organization: Intellique
References: <201008191312.49346@xxxxxx> <20100916121350.3ab30ca5@xxxxxxxxxxxxxxxxxxxx> <4C9291C3.7000709@xxxxxxxxxxxxxxxxx>
Le Thu, 16 Sep 2010 16:53:07 -0500 vous écriviez:

> This is a test of storage system performance, and you left out the
> storage array specs?  By doing so it seems you're stating the
> underlying storage is not relevant to the results.

Sorry :) The storage is a 24 2TB disks RAID-6 array on a 3W&re 9650. Not
exactly stellar at IOPS performance.

> So, are you saying I should be able to duplicate your results with
> that dual Opty system, but using an md RAID0 stripe over 8x2TB SATA
> disks connected to two $60 4 port SiI 3124 PCIe x1 cards?
> 

Your setup may be slightly slower.

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