[WARNING] 351/055810 (10903) : Proxy 'stats': in multi-process mode, stats will be limited to process assigned to the current request.
只要在設定檔中加入 bind-process 1 ，讓它只跑在一顆 CPU 上 ，就不會出現錯誤訊息了。
global
log 127.0.0.1 local0
log 127.0.0.1 local1 notice
#log loghost local0 info
ulimit-n 81200
maxconn 32768
#chroot /usr/share/haproxy
pidfile /usr/local/haproxy/haproxy.pid
uid nobody
gid nobody
daemon
nbproc 2
#debug
#quiet
defaults
log global
mode tcp
#option httplog
option tcplog
option dontlognull
#option forwardfor
#option abortclose
#option httpclose
retries 3
option redispatch
maxconn 32768
contimeout 5000
clitimeout 50000
srvtimeout 50000
timeout check 2000
bind-process 1