linux-ext4 - Re: Test results for ext4

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Date:	Mon, 02 Jun 2008 15:44:04 +0200
From:	Valerie Clement <valerie.clement@...l.net>
To:	"Jose R. Santos" <jrs@...ibm.com>
Cc:	ext4 development <linux-ext4@...r.kernel.org>
Subject: Re: Test results for ext4

Jose R. Santos wrote:
>         agefs=1
>         [threadgroup0]
>                 num_threads=10
>                 write_size=40960
>                 write_blocksize=4096
>                 create_weight=10
>                 append_weight=10
>                 delete_weight=1
>         [end0]
>                 desired_util=0.80
> 
> This will age the filesystem until it reaches 80% utilization before
> starting the benchmark.  Since a 5TB disk will take a while to age, I
> suggest trying this on just a few runs.
Ok to do it only on a few runs (creating a 4TB file on my device takes
more than 12 hours...)
   Valérie
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