Messages in this thread | | | Date | Mon, 26 Feb 2007 13:40:29 -0800 (PST) | From | Davide Libenzi <> | Subject | Re: A quick fio test (was Re: [patch 00/13] Syslets, "Threadlets", generic AIO support, v3) |
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On Mon, 26 Feb 2007, Jens Axboe wrote:
> > Some more results, using a larger number of processes and io depths. A > repeat of the tests from friday, with added depth 20000 for syslet and > libaio: > > Engine Depth Processes Bw (MiB/sec) > ---------------------------------------------------- > libaio 1 1 602 > syslet 1 1 759 > sync 1 1 776 > libaio 32 1 832 > syslet 32 1 898 > libaio 20000 1 581 > syslet 20000 1 609
That looks great! IMO there may be a little higher cost associated with the syslets thread switches, that we currently do not perform 100% cleanly, but results look nevertheless awesome.
- Davide
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