On Tue, Dec 8, 2015 at 1:32 PM, Lester Caine <les...@lsces.co.uk> wrote:
> On 08/12/15 02:23, Rasmus Lerdorf wrote: > > Ah, I just checked. You have no opcache at all in your PHP 7 setup. And > you have eaccelerator configured for PHP 5. So an opcode cached PHP 5 is > only 10% faster than a completely unaccelerated PHP 7. That's pretty damn > impressive! > > Gallery page with heavier load > Execute Memory Queries Database > PHP5.4 > eaccelerator off ... 0.60s 10.14Mb 153 0.39s > eaccelerator on ... 0.49s 3.57Mb 153 0.39s > PHP5.6 > TODO > PHP7 > opcache off ... 0.50s 7.00Mb 153 0.30s > opcache on ... 0.40s 2.00Mb 153 0.30s > > I'm still taking the 'twice as fast' claim with a pinch of salt, and I'm > only seeing opcache is performing as well as eaccelorator, so the idea > that PHP7 is an 'essential upgrade to improve performance' may have > relevance with some applications, but for the average user simply > upgrading the computer may have a better result? > > I'm still interested in the idea of improving async operations such as > not having to wait for all database results until essential, and I'm a > little curious why the database service time is so much shorter between > 5 and 7 THAT is the major gain between versions. But I need to check if > 'Execute' was the total or excludes the database element. I had thought > it was the total as the 'Server Stats' also includes the percentage of > time handing database queries. Since exactly the same database service > is providing both they should be identical so something else is > affecting that figure. > > Bottom line is that given the real world loading on my sites, the > differences are probably in the noise of network transit times so not > impressive at all :( > > -- > Lester Caine - G8HFL > ----------------------------- > Contact - http://lsces.co.uk/wiki/?page=contact > L.S.Caine Electronic Services - http://lsces.co.uk > EnquirySolve - http://enquirysolve.com/ > Model Engineers Digital Workshop - http://medw.co.uk > Rainbow Digital Media - http://rainbowdigitalmedia.co.uk > > -- > PHP Internals - PHP Runtime Development Mailing List > To unsubscribe, visit: http://www.php.net/unsub.php > > I think you should simply get better instrumentation/benchmarking methods before rushing your conclusions. Usually it is also helps if others can reproduce your results either to verify your claims or spot the mistakes causing the bogus results. -- Ferenc Kovács @Tyr43l - http://tyrael.hu
