On 2/14/19 3:02 AM, Eugene Leonovich wrote:
> On Tue, Feb 5, 2019 at 6:06 PM Bruce Weirdan <weir...@gmail.com 
> <mailto:weir...@gmail.com>> wrote:
> 
>     On Tue, Feb 5, 2019 at 8:38 AM Dmitry Stogov <dmi...@zend.com
>     <mailto:dmi...@zend.com>> wrote:
>      > > PHP+optimizer (-dopcache.jit_buffer_size=0):  32.29s  (100%)
>      > > PHP+optimizer+JIT (-dopcache.jit_buffer_size=50000000): 30.72s
>     (95.1%)
>      > > PHP+optimizer+minimalJIT (-dopcache.jit_buffer_size=50000000
>      > > -dopcache.jit=1201): 29.95s (92.7%)
>      >
>      > It may be interesting to try -dopcache.jit=1235. It should JIT
>     only hot
>      > functions and requires some warm-up.
> 
>     For this use case 1201 was the fastest of all the options I tried
>     (including 1235).
> 
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> 
> 
> 
> Here are my results of benchmarking rybakit/msgpack.php:
> 
> bench.php, w/o jit:
>      Total     9.8220     4.3121
> 
> bench.php, opcache.jit=1235 opcache.jit_buffer_size=256M:
>      Total     8.7255     3.3350
> 
> bench2.php, w/o jit:
>      pure msgpack: 2.2818 sec
>      pure msgpack packed: 2.1717 sec
> 
> bench2.php, opcache.jit=1235 opcache.jit_buffer_size=256M:
>      pure msgpack: 1.5221 sec
>      pure msgpack packed: 1.4739 sec
> 
> Details: https://gist.github.com/rybakit/bb551f962b706a9e08c995cf5ed9762f

1.3-1.5 times speed-up.
Thanks for benchmarking.

Dmitry.

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