On 04/15/2010 06:00 PM, Adam GROSZER wrote:
Hello Christian,Wednesday, April 14, 2010, 8:30:50 AM, you wrote: CT> I don't think the transfer rate is actually that interesting. For small CT> but many transactions the seek time/spinning speed should have the CT> limiting influence. CT> I've run the attached script a couple of times on my notebook, here's CT> the results: CT> 0.11 909.090909091 CT> 0.15 666.666666667 CT> 0.2 500.0 CT> 0.07 1428.57142857 CT> 0.07 1428.57142857 CT> 0.14 714.285714286 CT> The initial runs are a bit lower as they were interfered with by other CT> applications writing to the disk. CT> It's a notebook w/ Intel P9600, Seagate 7.2k SATA drive, 4GB RAM, Ubuntu CT> 10.04, linux 2.6.32, ext4 Something is wrong with the seek time. Trying it on an Intel G1 80G SSD goes hardly over a 1000.
Well, sounds like a broken fsync then. :/ -- Christian Theune · c...@gocept.com gocept gmbh & co. kg · forsterstraße 29 · 06112 halle (saale) · germany http://gocept.com · tel +49 345 1229889 0 · fax +49 345 1229889 1 Zope and Plone consulting and development
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