disable_functions = passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv

putenv 框架使用

#检查cpu
ps aux|head -1;ps aux|sort -rn -k +3|head

检查内存

ps aux|head -1;ps aux|sort -rn -k +4|head

检查磁盘 读性能上限

time dd if=/dev/sdb of=/dev/null bs=4k

检查磁盘 写读性能上限

time dd if=/dev/vda1 of=/dev/null bs=4k

当前磁盘IO

iostat -d -k 1 10