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SubjectRe: filesystem benchmarking fun
Chris Mason wrote:
> For example, I'll pick on xfs for a minute. compilebench shows the
> default FS you get from mkfs.xfs is pretty slow for untarring a bunch of
> kernel trees. Dave Chinner gave me some mount options that make it
> dramatically better, but it still writes at 10MB/s on a sata drive that
> can do 80MB/s. Ext3 is better, but still only 20MB/s.
>

Now try JFS. My lawn grows faster than it can write a new kernel tree.

What we need is a tool that shows *why* this stuff happens...

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