3 ms·
PHP 5 is allocating memory differently from PHP 7. That's why you see difference there and this is the biggest difference between E5 and E3 here (memory bandwid
by lossolo 10y ago
PHP 5 is allocating memory differently from PHP 7. That's why you see difference there and this is the biggest difference between E5 and E3 here (memory bandwidth,cache size). PHP 7 is making optimizations making less memory allocations because it allocates in chunks, PHP5 is allocating/reallocating all the time.
- TazeTSchnitzel 10y agoYep: http://www.slideshare.net/nikita_ppv/php-7-what-changed-internally-php-barcelona-2015 http://www.slideshare.net/nikita_ppv/php-7-what-changed-inte...
- erichileman 10y agoMemory seems likely. On the E5 php 5.6 in top we see sys at 15%. On the E3 php 5.6 in top we see sys at 7%. On the E5 php 7 in top we see sys at 13%. We are exploring memory perf more now.