FreeBSD 8.0 Performance (at Phoronix)
lars.engels at 0x20.net
Tue Dec 1 08:13:18 UTC 2009
Quoting Alexander Motin <mav at FreeBSD.org>:
> David Naylor wrote:
>> Phoronix recently published a comparative benchmark for FreeBSD 7.2/8.0
>> against Linux and OpenSolaris. I would like to bring some of the
>> good and bad
>> to light (in the hopes that the developers with the correct
>> expertise will be
>> The tests were performed with a 'standard' installation of FreeBSD
>> on a Lenovo
>> ThinkPad T61.
>> I've tried to eliminate tests who's performance is a result of compiler
>> differences and/or 3rd party applications and tests who's statistical
>> significance are not so strong (subjective guess).
>> Improvements for FreeBSD 8.0 vs 7.2:
>> - 7-Zip Compression (page 3)
>> - Timed MAFFT Alignment (page 5)
>> - GraphicsMagick (page 5)
>> - Threaded IO (64MB Random Write - 32 threads) (page 7)
>> - Threaded IO (64MB Read - 32 threads) (page 7)
>> Regressions for FreeBSD 8.0 vs 7.2:
>> - Gzip compressions of a 2GB file (page 3)
>> - C-Ray (page 4)
>> - Threaded IO (64MB Write - 4 threads) (page 7)
>> - Threaded IO (64MB Write - 32 threads) (page 7)
>> Poor performance relative to Linux and OpenSolaris
>> - Threaded IO (especially random writes) (page 7)
>> - OpenSSL (RSA 4096bit) (page 8)
>> - PostMark (disk transaction) (page 8)
>> It appears that threaded activity on UFS does not fair well against
>> and OpenSolaris/ZFS. Phoronix intends to do a comparative test against
>> FreeBSD and OpenSolaris on ZFS.
> Threaded I/O activity could get much benefit from NCQ-aware disk driver.
> It is not included in default FreeBSD kernel, but it would be nice to
> In power-consumption tests I believe FreeBSD could behave much better if
> properly tuned. Unluckily our default installation doesn't use any
> power-saving technologies. Six month ago I have shown on list how laptop
> power consumption can be cut in half.
Could you please add your power consumption optimizations into the wiki?
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