php-fpm take up all cpu resources

Hi All, In these days, php-fpm took up all cpu resources several times a day.. Each php-fpm may take up 25% cpu resource which should be less than 5% in normal status. Below is the php-fpm.log. [30-Mar-2013 22:18:47] NOTICE: about to trace 29600 [30-Mar-2013 22:18:47] NOTICE: finished trace of 2

get alert : sem_init() failed (78: Function not implemented

Hi All, I just upgrade freebsd from 8.1 to 9.1. And after that, every time I start Nginx, I'l get below error message: 2013/03/04 09:21:27 [alert] 43757#0: sem_init() failed (78: Function not implemented) 2013/03/04 09:21:27 [alert] 43757#0: sem_init() failed (78: Function not implemented) Th