11:17am, Tomasz Chmielewski wrote: > Why should any filesystem perform seeks better (when writing) than any > other filesystem? > > I imagine it could be true only if: > > - kernel would cache a large amount of writes > - kernel would commit these writes not in a FIFO manner, but whenever it > sees that the blocks on the underlying device are close to each other > > Can ZFS do it? > zfs should be faster on writes because it never overwrites any data in place; instead, it finds an available bit of disk, writes its data, then updates the metablocks. Still unless a fs is very poorly written, you shouldn't see more than a few percent different between filesystems. The physical disk will almost always be your bottleneck.
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