Performance difference between UFS and ZFS with NFS

Steven Hartland killing at multiplay.co.uk
Sun Nov 24 15:16:06 UTC 2013


----- Original Message ----- 
From: "Eric Browning"


> On a side note I forgot that I had used dd to test the disk performance a
> while ago when I was using ZFS.
> 
> ZFS performance:
> 3072000000 bytes transferred in 34.167480 secs (89910055 bytes/sec)
> 34.17s real 0.61s user 31.89s sys
> 
> UFS performance:
> 3072000000 bytes transferred in 11.848883 secs (259264942 bytes/sec)
> 11.85s real 0.58s user 11.25s sys
> 
> Again, even with dd performance is about 3x faster with UFS with the same
> disks.

Interesting, what was you command exactly?

    Regards
    Steve

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