lnmp环境老是报这个错

yaozhibing41001

环境：
CentOS 5.9 + Nginx 1.0  + PHP 5.2.14 + Mysql + Memcached环境

最近Php的日志里面，老是报如下错误，可有大牛遇到过，谢谢了。



Jul 15 22:25:58.042143 [ERROR] fpm_trace_get_long(), line 78: ptrace(PEEKDATA) failed: Input/output error (5)
Jul 15 22:25:58.042220 [NOTICE] fpm_php_trace(), line 167: finished trace of 23772
Jul 15 22:25:58.189496 [NOTICE] fpm_got_signal(), line 48: received SIGCHLD
Jul 15 22:25:58.189633 [NOTICE] fpm_children_bury(), line 194: child 23768 stopped for tracing
Jul 15 22:25:58.189644 [NOTICE] fpm_php_trace(), line 139: about to trace 23768
Jul 15 22:25:58.189841 [ERROR] fpm_trace_get_long(), line 78: ptrace(PEEKDATA) failed: Input/output error (5)

twing37

1.优化php-fpm的参数.查看打开连接数与文件打开数相同.
2.查看负载异常原因,从磁盘.数据库,到memcache的连接问题是否导致负载的过高.

llzqq

先去掉Memcached模块，调整FPM的参数，如果效果不好最好升级一下FPM的版本到最新。