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Date:	Mon, 22 Oct 2007 19:48:54 -0400
From:	Chris Mason <>
To:	Chris Mason <>
Subject: Re: compilebench numbers for ext4

On Mon, 22 Oct 2007 19:31:04 -0400
Chris Mason <> wrote:
> I did expect delayed allocation to help the write phases of
> compilebench, especially the parts where it writes out .o files in
> random order (basically writing medium sized files all over the
> directory tree).  But, every phase except reads showed huge
> improvements.

This might make the IO during reads a little easier to see.  The dirs
will look like the kernel after a make -j.  So each directory will have
a bunch of small .c files that are close together and a bunch of .o
files that are randomly created across the tree.

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