# [OmniOS-discuss] Pliant/Sandisk SSD ZIL

Derek Yarnell derek at umiacs.umd.edu
Wed Feb 19 19:59:27 UTC 2014

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    On 2/18/14, 10:54 PM, Marion Hakanson wrote:
    >> I actually will test some spare DC S3700 drives as the slog
    >> devices that we have for a Ceph cluster in this in the next few days and
    >> will report back on this thread.
    >
    > Cool, I look forward to seeing what you find out.

    For a 44MB/1981 file tar file.

    With DC S3700 drive in slog (ATA-INTEL SSDSC2BA10-0265-93.16GB)

    # time tar -xf littletarfile.tar

    real	0m8.337s
    user	0m0.056s
    sys	0m0.659s

    With Pliant LB206S drive in slog (Pliant-LB206S-D323-186.31GB)

    # time tar -xf littletarfile.tar

    real	8m43.268s
    user	0m0.109s
    sys	0m1.493s

    With no slog

    # time tar -xf littletarfile.tar

    real	9m17.243s
    user	0m0.127s
    sys	0m1.409s

    --
    Derek T. Yarnell
    University of Maryland
    Institute for Advanced Computer Studies

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